EDCS Attribute Symbolic Constant: EAC_ABSOLUTE_ELEVATION_ACCURACY

EDCS Attribute Code: 1

Definition:
The 90^th percentile of error in an <<ELEVATION>>; the absolute elevation accuracy.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: LOCATION, SURVEY

Reference Type: IR

Reference: [MCGA]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ABSOLUTE_HORIZONTAL_ACCURACY

EDCS Attribute Code: 2

Definition:
The 90^th percentile of horizontal circular error of a <LOCATION> relative to a defined standard; the absolute horizontal accuracy.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: LOCATION, SURVEY

Reference Type: IR

Reference: [FACC, Annex B: AHA]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ABSOLUTE_HUMIDITY

EDCS Attribute Code: 3

Definition:
The ratio of the <<MASS>> of water vapour to the <<VOLUME>> occupied by the mixture of water vapour and dry <AIR>; the absolute humidity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: MASS_FRACTION

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: PR

Reference: [WMO182, "absolute humidity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ABSOLUTE_LATITUDE_ACCURACY

EDCS Attribute Code: 4

Definition:
The 90^th percentile of angular error of a geodetic latitude value of a <LOCATION> relative to a <SURFACE_DATUM>; the absolute latitude accuracy.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, LOCATION, SURVEY

Reference Type: IR

Reference: [FACC, Annex B: ALA]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ABSOLUTE_LONGITUDE_ACCURACY

EDCS Attribute Code: 5

Definition:
The 90^th percentile of angular error of a geodetic longitude value of a <LOCATION> relative to a <SURFACE_DATUM>; the absolute longitude accuracy.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, LOCATION, SURVEY

Reference Type: IR

Reference: [FACC, Annex B: ALO]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ABSOLUTE_VERTICAL_ACCURACY

EDCS Attribute Code: 6

Definition:
The vertical accuracy of a <LOCATION> relative to a defined standard expressed in units of length at 90% linear error; the absolute vertical accuracy.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: LOCATION, SURVEY

Reference Type: IR

Reference: [FACC, Annex B: AVA]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCESS_DIRECTION_TYPE

EDCS Attribute Code: 7

Definition:
The type of access direction of an <OBJECT> in reference to allowable traffic flow.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	END	EEC_ACSDIRTY_END	End.	IR	[FAD, Annex B, ADT:3]
2	ENTRY	EEC_ACSDIRTY_ENTRY	Entry.	IR	[FAD, Annex B, ADT:1]
3	EXIT	EEC_ACSDIRTY_EXIT	Exit.	IR	[FAD, Annex B, ADT:2]
4	START	EEC_ACSDIRTY_START	Start.	IR	[FAD, Annex B, ADT:4]

EDCS Group Labels: ABSTRACT_OBJECT

Reference Type: IR

Reference: [FAD, Annex B: ADT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCESSIBILITY_STATUS

EDCS Attribute Code: 8

Definition:
The type of accessibility of an <OBJECT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	CLOSED	EEC_ACSSTAT_CLOSED	Closed (and unlocked).	IR	[FAD, Annex B, ACS:7]
2	CLOSED_LOCKED	EEC_ACSSTAT_CLOSED_LOCKED	Closed and locked.	IR	[FAD, Annex B, ACS:3]
3	LIMITED	EEC_ACSSTAT_LIMITED	Limited.	IR	[FAD, Annex B, ACS:6]
4	LOCKED	EEC_ACSSTAT_LOCKED	Locked.	IR	[FAD, Annex B, ACS:1]
5	OPEN	EEC_ACSSTAT_OPEN	Open (and unlocked).	IR	[FAD, Annex B, ACS:2]
6	OPEN_LOCKED	EEC_ACSSTAT_OPEN_LOCKED	Open and locked.	IR	[FAD, Annex B, ACS:4]
7	RESTRICTED	EEC_ACSSTAT_RESTRICTED	Restricted.	IR	[FAD, Annex B, ACS:5]

EDCS Group Labels: ABSTRACT_OBJECT

Reference Type: IR

Reference: [FAD, Annex B: ACS]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUM_PRECIP

EDCS Attribute Code: 9

Definition:
The depth of <PRECIPITATION> (water-equivalent) that accumulated over a measurement <<TIME_QUANTITY>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE, DIMENSION, MATERIAL, SURFACE_MATERIAL

Reference Type: IR

Reference: [FMH1, 12.7.2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUM_PRECIP_24_HOUR

EDCS Attribute Code: 10

Definition:
The <<ACCUM_PRECIP>> during a 24-hour <<TIME_QUANTITY>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE, DIMENSION, MATERIAL, SURFACE_MATERIAL

Reference Type: IR

Reference: [FMH1, 12.7.2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUM_PRECIP_24_HOUR_DENSITY

EDCS Attribute Code: 11

Definition:
The <<ACCUM_PRECIP_24_HOUR>> expressed as a surface density.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SURFACE_DENSITY

EDCS Group Labels: MATERIAL, RATE_OR_RATIO, SURFACE_MATERIAL

Reference Type: IR

Reference: [FMH1, 12.7.2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUM_PRECIP_3_HOUR

EDCS Attribute Code: 12

Definition:
The <<ACCUM_PRECIP>> during a 3-hour <<TIME_QUANTITY>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE, DIMENSION, MATERIAL, SURFACE_MATERIAL

Reference Type: IR

Reference: [FMH1, 12.7.2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUM_PRECIP_3_HOUR_DENSITY

EDCS Attribute Code: 13

Definition:
The <<ACCUM_PRECIP_3_HOUR>> expressed as a surface density.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SURFACE_DENSITY

EDCS Group Labels: ATMOSPHERE, MATERIAL, RATE_OR_RATIO, SURFACE_MATERIAL

Reference Type: IR

Reference: [FMH1, 12.7.2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUM_PRECIP_6_HOUR

EDCS Attribute Code: 14

Definition:
The <<ACCUM_PRECIP>> during a 6-hour <<TIME_QUANTITY>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE, DIMENSION, MATERIAL, SURFACE_MATERIAL

Reference Type: IR

Reference: [FMH1, 12.7.2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUM_PRECIP_6_HOUR_DENSITY

EDCS Attribute Code: 15

Definition:
The <<ACCUM_PRECIP_6_HOUR>> expressed as a surface density.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SURFACE_DENSITY

EDCS Group Labels: ATMOSPHERE, MATERIAL, RATE_OR_RATIO, SURFACE_MATERIAL

Reference Type: IR

Reference: [FMH1, 12.7.2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUM_PRECIP_DENSITY

EDCS Attribute Code: 16

Definition:
The <<ACCUM_PRECIP>> expressed as a surface density.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SURFACE_DENSITY

EDCS Group Labels: RATE_OR_RATIO

Reference Type: PR

Reference: [WMO306, I.1, Part B, BUFR Code Table B.13]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUMULATION_PERIOD

EDCS Attribute Code: 17

Definition:
The <<TIME_QUANTITY>> prior to the referenced time over which a <MATERIAL> has accumulated; the accumulation period.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: TIME

EDCS Group Labels: MATERIAL, SURFACE, TIME

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACCUMULATION_PERIOD_CATEGORY

EDCS Attribute Code: 18

Definition:
The category of an <<ACCUMULATION_PERIOD>>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ONE_SECOND	EEC_ACCUMPERCAT_ONE_SECOND	One second.	n/a
2	TWO_SECONDS	EEC_ACCUMPERCAT_TWO_SECONDS	Two seconds.	n/a
3	FIVE_SECONDS	EEC_ACCUMPERCAT_FIVE_SECONDS	Five seconds.	n/a
4	TEN_SECONDS	EEC_ACCUMPERCAT_TEN_SECONDS	Ten seconds.	n/a
5	FIFTEEN_SECONDS	EEC_ACCUMPERCAT_FIFTEEN_SECONDS	Fifteen seconds.	n/a
6	THIRTY_SECONDS	EEC_ACCUMPERCAT_THIRTY_SECONDS	Thirty seconds.	n/a
7	ONE_MINUTE	EEC_ACCUMPERCAT_ONE_MINUTE	One minute.	n/a
8	TWO_MINUTES	EEC_ACCUMPERCAT_TWO_MINUTES	Two minutes.	n/a
9	FIVE_MINUTES	EEC_ACCUMPERCAT_FIVE_MINUTES	Five minutes.	n/a
10	TEN_MINUTES	EEC_ACCUMPERCAT_TEN_MINUTES	Ten minutes.	n/a
11	FIFTEEN_MINUTES	EEC_ACCUMPERCAT_FIFTEEN_MINUTES	Fifteen minutes.	n/a
12	THIRTY_MINUTES	EEC_ACCUMPERCAT_THIRTY_MINUTES	Thirty minutes.	n/a
13	ONE_HOUR	EEC_ACCUMPERCAT_ONE_HOUR	One hour.	n/a
14	TWO_HOURS	EEC_ACCUMPERCAT_TWO_HOURS	Two hours.	n/a
15	THREE_HOURS	EEC_ACCUMPERCAT_THREE_HOURS	Three hours.	n/a
16	FOUR_HOURS	EEC_ACCUMPERCAT_FOUR_HOURS	Four hours.	n/a
17	SIX_HOURS	EEC_ACCUMPERCAT_SIX_HOURS	Six hours.	n/a
18	EIGHT_HOURS	EEC_ACCUMPERCAT_EIGHT_HOURS	Eight hours.	n/a
19	TWELVE_HOURS	EEC_ACCUMPERCAT_TWELVE_HOURS	Twelve hours.	n/a
20	TWENTY_FOUR_HOURS	EEC_ACCUMPERCAT_TWENTY_FOUR_HOURS	Twenty-four hours.	n/a

EDCS Group Labels: TIME

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_BOUNDARY_LOSS

EDCS Attribute Code: 19

Definition:
The quantity of acoustic energy that is lost at a specific angle due to interaction of an acoustic signal waveform with either the <WATERBODY_SURFACE> or the <WATERBODY_FLOOR>; the acoustic boundary loss.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: FIELD_OR_POWER_LEVEL_DIFF

EDCS Group Labels: ACOUSTIC_PHENOMENON, COMMUNICATION, RATE_OR_RATIO, WATERBODY_FLOOR, WATERBODY_SURFACE

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_CENTRE_FREQUENCY_BAND

EDCS Attribute Code: 20

Definition:
The electro-acoustic one-third-octave band centre <<FREQUENCY>> (approximate).

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	BAND_1_HZ	EEC_ACCNTRFREQ_BAND_1_HZ	1 hertz.	PR	[I266]
2	BAND_1r25_HZ	EEC_ACCNTRFREQ_BAND_1r25_HZ	1,25 hertz.	PR	[I266]
3	BAND_1r6_HZ	EEC_ACCNTRFREQ_BAND_1r6_HZ	1,6 hertz.	PR	[I266]
4	BAND_2_HZ	EEC_ACCNTRFREQ_BAND_2_HZ	2 hertz.	PR	[I266]
5	BAND_2r5_HZ	EEC_ACCNTRFREQ_BAND_2r5_HZ	2,5 hertz.	PR	[I266]
6	BAND_3r15_HZ	EEC_ACCNTRFREQ_BAND_3r15_HZ	3,15 hertz.	PR	[I266]
7	BAND_4_HZ	EEC_ACCNTRFREQ_BAND_4_HZ	4 hertz.	PR	[I266]
8	BAND_5_HZ	EEC_ACCNTRFREQ_BAND_5_HZ	5 hertz.	PR	[I266]
9	BAND_6r3_HZ	EEC_ACCNTRFREQ_BAND_6r3_HZ	6,3 hertz.	PR	[I266]
10	BAND_8_HZ	EEC_ACCNTRFREQ_BAND_8_HZ	8 hertz.	PR	[I266]
11	BAND_10_HZ	EEC_ACCNTRFREQ_BAND_10_HZ	10 hertz.	PR	[I266]
12	BAND_12r5_HZ	EEC_ACCNTRFREQ_BAND_12r5_HZ	12,5 hertz.	PR	[I266]
13	BAND_16_HZ	EEC_ACCNTRFREQ_BAND_16_HZ	16 hertz.	PR	[I266]
14	BAND_20_HZ	EEC_ACCNTRFREQ_BAND_20_HZ	20 hertz.	PR	[I266]
15	BAND_25_HZ	EEC_ACCNTRFREQ_BAND_25_HZ	25 hertz.	PR	[I266]
16	BAND_31r5_HZ	EEC_ACCNTRFREQ_BAND_31r5_HZ	31,5 hertz.	PR	[I266]
17	BAND_40_HZ	EEC_ACCNTRFREQ_BAND_40_HZ	40 hertz.	PR	[I266]
18	BAND_50_HZ	EEC_ACCNTRFREQ_BAND_50_HZ	50 hertz.	PR	[I266]
19	BAND_63_HZ	EEC_ACCNTRFREQ_BAND_63_HZ	63 hertz.	PR	[I266]
20	BAND_80_HZ	EEC_ACCNTRFREQ_BAND_80_HZ	80 hertz.	PR	[I266]
21	BAND_100_HZ	EEC_ACCNTRFREQ_BAND_100_HZ	100 hertz.	PR	[I266]
22	BAND_125_HZ	EEC_ACCNTRFREQ_BAND_125_HZ	125 hertz.	PR	[I266]
23	BAND_160_HZ	EEC_ACCNTRFREQ_BAND_160_HZ	160 hertz.	PR	[I266]
24	BAND_200_HZ	EEC_ACCNTRFREQ_BAND_200_HZ	200 hertz.	PR	[I266]
25	BAND_250_HZ	EEC_ACCNTRFREQ_BAND_250_HZ	250 hertz.	PR	[I266]
26	BAND_315_HZ	EEC_ACCNTRFREQ_BAND_315_HZ	315 hertz.	PR	[I266]
27	BAND_400_HZ	EEC_ACCNTRFREQ_BAND_400_HZ	400 hertz.	PR	[I266]
28	BAND_500_HZ	EEC_ACCNTRFREQ_BAND_500_HZ	500 hertz.	PR	[I266]
29	BAND_630_HZ	EEC_ACCNTRFREQ_BAND_630_HZ	630 hertz.	PR	[I266]
30	BAND_800_HZ	EEC_ACCNTRFREQ_BAND_800_HZ	800 hertz.	PR	[I266]
31	BAND_1000_HZ	EEC_ACCNTRFREQ_BAND_1000_HZ	1 000 hertz.	PR	[I266]
32	BAND_1250_HZ	EEC_ACCNTRFREQ_BAND_1250_HZ	1 250 hertz.	PR	[I266]
33	BAND_1600_HZ	EEC_ACCNTRFREQ_BAND_1600_HZ	1 600 hertz.	PR	[I266]
34	BAND_2000_HZ	EEC_ACCNTRFREQ_BAND_2000_HZ	2 000 hertz.	PR	[I266]
35	BAND_2500_HZ	EEC_ACCNTRFREQ_BAND_2500_HZ	2 500 hertz.	PR	[I266]
36	BAND_3150_HZ	EEC_ACCNTRFREQ_BAND_3150_HZ	3 150 hertz.	PR	[I266]
37	BAND_4000_HZ	EEC_ACCNTRFREQ_BAND_4000_HZ	4 000 hertz.	PR	[I266]
38	BAND_5000_HZ	EEC_ACCNTRFREQ_BAND_5000_HZ	5 000 hertz.	PR	[I266]
39	BAND_6300_HZ	EEC_ACCNTRFREQ_BAND_6300_HZ	6 300 hertz.	PR	[I266]
40	BAND_8000_HZ	EEC_ACCNTRFREQ_BAND_8000_HZ	8 000 hertz.	PR	[I266]
41	BAND_10_KHZ	EEC_ACCNTRFREQ_BAND_10_KHZ	10 kilohertz.	PR	[I266]
42	BAND_12r5_KHZ	EEC_ACCNTRFREQ_BAND_12r5_KHZ	12,5 kilohertz.	PR	[I266]
43	BAND_16_KHZ	EEC_ACCNTRFREQ_BAND_16_KHZ	16 kilohertz.	PR	[I266]
44	BAND_20_KHZ	EEC_ACCNTRFREQ_BAND_20_KHZ	20 kilohertz.	PR	[I266]
45	BAND_25_KHZ	EEC_ACCNTRFREQ_BAND_25_KHZ	25 kilohertz.	PR	[I266]
46	BAND_31r5_KHZ	EEC_ACCNTRFREQ_BAND_31r5_KHZ	31,5 kilohertz.	PR	[I266]
47	BAND_40_KHZ	EEC_ACCNTRFREQ_BAND_40_KHZ	40 kilohertz.	PR	[I266]
48	BAND_50_KHZ	EEC_ACCNTRFREQ_BAND_50_KHZ	50 kilohertz.	PR	[I266]
49	BAND_63_KHZ	EEC_ACCNTRFREQ_BAND_63_KHZ	63 kilohertz.	PR	[I266]
50	BAND_80_KHZ	EEC_ACCNTRFREQ_BAND_80_KHZ	80 kilohertz.	PR	[I266]
51	BAND_100_KHZ	EEC_ACCNTRFREQ_BAND_100_KHZ	100 kilohertz.	PR	[I266]
52	BAND_125_KHZ	EEC_ACCNTRFREQ_BAND_125_KHZ	125 kilohertz.	PR	[I266]
53	BAND_160_KHZ	EEC_ACCNTRFREQ_BAND_160_KHZ	160 kilohertz.	PR	[I266]
54	BAND_200_KHZ	EEC_ACCNTRFREQ_BAND_200_KHZ	200 kilohertz.	PR	[I266]
55	BAND_250_KHZ	EEC_ACCNTRFREQ_BAND_250_KHZ	250 kilohertz.	PR	[I266]
56	BAND_315_KHZ	EEC_ACCNTRFREQ_BAND_315_KHZ	315 kilohertz.	PR	[I266]
57	BAND_400_KHZ	EEC_ACCNTRFREQ_BAND_400_KHZ	400 kilohertz.	PR	[I266]
58	BAND_500_KHZ	EEC_ACCNTRFREQ_BAND_500_KHZ	500 kilohertz.	PR	[I266]
59	BAND_630_KHZ	EEC_ACCNTRFREQ_BAND_630_KHZ	630 kilohertz.	PR	[I266]
60	BAND_800_KHZ	EEC_ACCNTRFREQ_BAND_800_KHZ	800 kilohertz.	PR	[I266]

EDCS Group Labels: ACOUSTIC_PHENOMENON

Reference Type: PR

Reference: [I266]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_HALFCHANNEL_OBSERVATION_FRACTION

EDCS Attribute Code: 21

Definition:
A number between 0 and 1 inclusive representing the fraction of observations indicating the presence of an acoustic half-channel in a <WATERBODY>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_NOISE_MARGINAL_ICE_ZONE_MULTIPLIER

EDCS Attribute Code: 22

Definition:
The correction factor applied to underwater sound levels that incorporates acoustic noise related to an <AIRCRAFT> operating in the marginal ice zone.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ACOUSTIC_PHENOMENON, AIR_TRNSP, ICE, TRNSP

Reference Type: IR

Reference: [OAML, Shipping Noise Database]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_NOISE_SPECTRAL_CURVE_CORRECTION

EDCS Attribute Code: 23

Definition:
The acoustic noise level correction obtained from a spectral class curve to be applied to some base acoustic noise level in a <WATERBODY>; the acoustic noise spectral curve correction.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: FIELD_OR_POWER_LEVEL_DIFF

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [OAML, Shipping Noise Database]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_PWR_LVL_BAND

EDCS Attribute Code: 24

Definition:
The power level of acoustic energy in a <WATERBODY> measured one metre from the source acoustic centre in a defined frequency band.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PRESSURE_POWER_LEVEL

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_PWR_LVL_SPECTRUM

EDCS Attribute Code: 25

Definition:
The ratio of sound wave intensity in a <WATERBODY> in a one hertz band to a reference intensity measured one metre from the source; the acoustic power level spectrum.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PRESSURE_POWER_LEVEL

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_PWR_LVL_SPECTRUM_CORRECTION

EDCS Attribute Code: 26

Definition:
The omnidirectional ambient noise spectrum level correction in a <WATERBODY> at a specified <<FREQUENCY>> referenced to a 50 hertz reference level; the acoustic power level spectrum correction.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: FIELD_OR_POWER_LEVEL_DIFF

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [OAML, Shipping Noise Database]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_REFLECTION_TYPE

EDCS Attribute Code: 27

Definition:
The type of acoustic reflection from a <WATERBODY_FLOOR>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	FROM_WTR_BODY_FLOOR	EEC_ACREFLNTY_FROM_WTR_BODY_FLOOR	Most of the reflected sound energy is reflected at the <BOUNDARY> between the <WATERBODY_FLOOR> and the <WATER>.	IR	[FACC, Annex B, RET:1]
2	FROM_BELOW_WTR_BODY_FLOOR	EEC_ACREFLNTY_FROM_BELOW_WTR_BODY_FLOOR	The sound energy penetrates a superficial layer of the <WATERBODY_FLOOR> (for example: <SEDIMENT>), so that the sound energy is reflected from below the <WATERBODY_FLOOR>.	IR	[FACC, Annex B, RET:2]

EDCS Group Labels: ACOUSTIC_PHENOMENON, WATERBODY_FLOOR

Reference Type: IR

Reference: [FACC, Annex B: RET]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_REFLECTOR

EDCS Attribute Code: 28

Definition:
An indication that an <OBJECT> reflects acoustic energy in a specified band of <<FREQUENCY>>s; acoustic reflector.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: ABSTRACT_OBJECT, ACOUSTIC_PHENOMENON

Reference Type: IR

Reference: [APDS, "acoustic reflectivity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_SCATTERING_STRENGTH

EDCS Attribute Code: 29

Definition:
The column (integrated) acoustic scattering strength (ratio of returned to incident energy) in a <WATERBODY>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: AREIC_POWER_LEVEL_DIFF

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [OAML, Volume Scattering Strength Database]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_TARGET_STRENGTH

EDCS Attribute Code: 30

Definition:
The ratio of the intensity of sound returned by a sonar target at a distance of one metre from the acoustic centre of the target in a specified <DIRECTION> to the incident intensity from a distant source; the acoustic target strength.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: FIELD_OR_POWER_LEVEL_DIFF

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_TRANSMISSION_LOSS

EDCS Attribute Code: 31

Definition:
The acoustic <<TRANSMISSION_LOSS>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: FIELD_OR_POWER_LEVEL_DIFF

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACOUSTIC_VOLUME_LAYER_SCATTERING_STRENGTH_FREQUENCY

EDCS Attribute Code: 32

Definition:
The acoustic <<FREQUENCY>> at which a volume layer scattering strength in a <WATERBODY> is reported.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: FREQUENCY

EDCS Group Labels: ACOUSTIC_PHENOMENON, WATERBODY_STATE

Reference Type: IR

Reference: [OAML, Volume Scattering Strength Database]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ACTIVE_ACOUSTIC

EDCS Attribute Code: 33

Definition:
An indication that an <OBJECT> generates intentional emissions of acoustic energy used for the purposes of detection, localization, and/or identification; active acoustic.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: ABSTRACT_OBJECT, ACOUSTIC_PHENOMENON

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_ACTIVE_DURATION

EDCS Attribute Code: 1682

Definition:
The <<TIME_QUANTITY>> that an <OBJECT> (e.g. a <MINEFIELD> or <STREET_LAMP>) is active; active duration.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: TIME

EDCS Group Labels: TIME

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERIAL_COUNT

EDCS Attribute Code: 34

Definition:
The number of distinct <AERIAL>s on a <STRUCTURE>; the aerial count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: COMMUNICATION, DEVICE_AND_EQUIPMENT, EM_PHENOMENON, INFRASTRUCTURE, SUPPORT_STRUCTURE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERIAL_FUNCTION

EDCS Attribute Code: 35

Definition:
The function of an <AERIAL>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AIR_TRAFFIC_CONTROL	EEC_AERIALFN_AIR_TRAFFIC_CONTROL	Air traffic control.	IR	[APDS, "air traffic control"]
2	MARINE_RADIO_SERVICE	EEC_AERIALFN_MARINE_RADIO_SERVICE	Transmits radio services useful to marine navigation.	n/a
3	PUBLIC_SAFETY	EEC_AERIALFN_PUBLIC_SAFETY	Transmits radio services important to public safety.	n/a
4	RADAR	EEC_AERIALFN_RADAR	Radar.	IR	[APDS, "radar"]
5	RADIO_BROADCAST	EEC_AERIALFN_RADIO_BROADCAST	Radio broadcast.	IR	[APDS, "radio broadcast"]
6	SATELLITE_UPLINK	EEC_AERIALFN_SATELLITE_UPLINK	Satellite uplink.	IR	[APDS, "satellite communications"]
7	TELEVISION_BROADCAST	EEC_AERIALFN_TELEVISION_BROADCAST	Television broadcast.	IR	[APDS, "television broadcasting"]

EDCS Group Labels: COMMUNICATION, DEVICE_AND_EQUIPMENT, EM_PHENOMENON, INFRASTRUCTURE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERIAL_TYPE

EDCS Attribute Code: 36

Definition:
The structural type of an <AERIAL>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	DIPOLE	EEC_AERIALTY_DIPOLE	Composed of two straight rods of equal <<LENGTH>> (corresponding to 1/4 the <<WAVELENGTH>> of the electromagnetic wave being transmitted or received), mounted in line with one another, and having an electrical connection to the centre of the <AERIAL>; a half-wave dipole aerial [SOED, "dipole", 2].	n/a
2	FIXED_PHASED_ARRAY	EEC_AERIALTY_FIXED_PHASED_ARRAY	An array of radiating <COMPONENT>s, each of which can be driven with an adjustable phase to steer the resultant beam in a desired <DIRECTION>; a phased array.	IR	[APDS, "phased array"]
3	HORN	EEC_AERIALTY_HORN	Has a radiating <COMPONENT> that is a horn that radiates directly into space; a horn aerial.	IR	[APDS, "horn antenna"]
4	PARABOLIC	EEC_AERIALTY_PARABOLIC	Has a reflector whose cross-section is parabolic and is capable of concentrating the radiated power into a parallel beam; a parabolic aerial.	IR	[APDS, "parabolic antenna"]
5	WHIP	EEC_AERIALTY_WHIP	Has a vertical telescoping <COMPONENT>as commonly used in mobile and portable communication <SYSTEM>s; a whip aerial.	IR	[APDS, "whip antenna"]
6	YAGI	EEC_AERIALTY_YAGI	Composed of a number of short rods mounted transversely on an insulating support; as a result is highly directional, receiving or transmitting within a narrow frequency band; a yagi aerial [SOED, "yagi"].	n/a

EDCS Group Labels: COMMUNICATION, DEVICE_AND_EQUIPMENT, EM_PHENOMENON, INFRASTRUCTURE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERODROME_ELEVATION

EDCS Attribute Code: 37

Definition:
The highest <<ELEVATION>> of the usable <RUNWAY>s of an <AERODROME>, measured from the MSL <SURFACE_DATUM>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, LOCATION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: ZV3]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERODROME_EMERGENCY_LIGHTING_INTENSITY

EDCS Attribute Code: 38

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fractional intensity of emergency <LIGHTING> at an <AERODROME>. Zero means no light and one means maximum intensity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: AIR_TRNSP, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, RATE_OR_RATIO, TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERODROME_GATE_LIGHTING_INTENSITY

EDCS Attribute Code: 39

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fractional intensity of external gate <LIGHTING> at an <AERODROME>. Zero means no light and one means maximum intensity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: AIR_TRNSP, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, RATE_OR_RATIO, TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERODROME_IDENTIFICATION

EDCS Attribute Code: 40

Definition:
The unique set of numbers preceded by the appropriate country code that enables an individual <AERODROME> to be uniquely identified within a database; the aerodrome identification.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: AIR_TRNSP, ALGORITHM_RELATED, IDENTIFICATION, TRNSP

Reference Type: PR

Reference: [DAFIF, Sec. 201.A.1, "Airport Identification"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERODROME_TYPE

EDCS Attribute Code: 41

Definition:
The type of an <AERODROME>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AERODROME	EEC_AERODTY_AERODROME	<AERODROME>.	n/a
2	AIRFIELD	EEC_AERODTY_AIRFIELD	<AIRFIELD>.	n/a
3	AIRPORT	EEC_AERODTY_AIRPORT	<AIRPORT>.	n/a
4	DAFIF_A	EEC_AERODTY_DAFIF_A	An active civil <AERODROME> controlled and operated by civil authorities primarily for use by civil <AIRCRAFT>, although military may have landing privileges and/or contract rights; DAFIF A. Minimum <AIRCRAFT>s are available that include: <CONTROL_TOWER> (or some similar control <SYSTEM>, such as a FSS that issues clearances and advisories when there is no <CONTROL_TOWER> or the <CONTROL_TOWER> is not in operation), <AERODROME_LIGHTING> (for example: flare pots), POL, and <AIRCRAFT>s for organizational maintenance, or better.	PR	[DAFIF, Sec. 201.A.14.a, A]
5	DAFIF_B	EEC_AERODTY_DAFIF_B	An active <AERODROME> jointly controlled, used, and/or operated by both civil and military agencies; DAFIF B. The military agencies are permanent operational flight line type tenants with, or without, <AIRCRAFT> stationed on the <AERODROME>. <AIRCRAFT>s are the same as for civil (<<<DAFIF_A>>> type) <AERODROME>s.	PR	[DAFIF, Sec. 201.A.14.a, B]
6	DAFIF_C	EEC_AERODTY_DAFIF_C	An active military <AERODROME> controlled and operated by military authorities primarily for use by military <AIRCRAFT>, although civil <AIRCRAFT> may have landing privileges and/or contract rights; DAFIF C. <AIRCRAFT>s are the same as for civil (<<<DAFIF_A>>> type) <AERODROME>s.	PR	[DAFIF, Sec. 201.A.14.a, C]
7	DAFIF_D	EEC_AERODTY_DAFIF_D	An active <AERODROME> having permanent surface <RUNWAY>s with less than the minimum <AIRCRAFT>s required for civil (<<<DAFIF_A>>> type) <AERODROME>s; DAFIF D. For the United States, the FAA term "inactive" is incorporated into this category.	PR	[DAFIF, Sec. 201.A.14.a, D]
8	EMERGENCY	EEC_AERODTY_EMERGENCY	Designated for the emergency take-off and landing of <AIRCRAFT>.	IR	[S57A, Attribute, CATAIR:8]
9	GENERAL_AVIATION	EEC_AERODTY_GENERAL_AVIATION	Designated for light and/or general aviation <AIRCRAFT> operations only.	IR	[FACC, Annex B, APT:3]
10	GLIDER	EEC_AERODTY_GLIDER	Designated for the take-off and landing of glider <AIRCRAFT>.	IR	[S57A, Attribute, CATAIR:5]
11	HANG_GLIDER	EEC_AERODTY_HANG_GLIDER	Designated for the landing of hang glider <AIRCRAFT>.	IR	[FACC, Annex B, APT:7]
12	HELICOPTER	EEC_AERODTY_HELICOPTER	Designated for the takeoff and landing of <HELICOPTER>s.	IR	[FACC, Annex B, APT:10]
13	HELIPORT	EEC_AERODTY_HELIPORT	<HELIPORT>.	n/a
14	HELIPORT_AT_HOSPITAL	EEC_AERODTY_HELIPORT_AT_HOSPITAL	A <<<HELIPORT>>> located at a <HOSPITAL_BUILDING>.	IR	[FACC, Annex B, APT:11]
15	MAJOR_AERODROME	EEC_AERODTY_MAJOR_AERODROME	A major (controlled) <AERODROME> that has an operating <CONTROL_TOWER>. Air traffic control is responsible for providing for the safe, orderly, and expeditious flow of air traffic at <AIRPORT>s where the type of operations and/or volume of traffic requires such a service. Pilots operating from a controlled <AIRPORT> are required to maintain two-way radio communication with air traffic controllers, and to acknowledge and comply with their instructions.	IR	[FACC, Annex B, APT:1]
16	MICROLIGHT	EEC_AERODTY_MICROLIGHT	Designated for microlight or ultralight <AIRCRAFT>.	IR	[FACC, Annex B, APT:6]
17	MINOR_AERODROME	EEC_AERODTY_MINOR_AERODROME	A minor (uncontrolled) <AERODROME> that does not have an operating <CONTROL_TOWER>. Two-way radio communications are not required, although it is a good operating practice for pilots to transmit their intentions on the specified <<FREQUENCY>> for the benefit of other traffic in the vicinity.	IR	[FACC, Annex B, APT:2]
18	PARASCENDING	EEC_AERODTY_PARASCENDING	Designated for parascending or parasailing <AIRCRAFT>.	IR	[FACC, Annex B, APT:13]
19	SEAPLANE_BASE	EEC_AERODTY_SEAPLANE_BASE	<SEAPLANE_BASE>.	n/a
20	UNDEFINED_LANDING	EEC_AERODTY_UNDEFINED_LANDING	Undefined landing <SITE>.	IR	[FACC, Annex B, APT:15]
21	WINCH_LAUNCHED_HANG_GLIDER	EEC_AERODTY_WINCH_LAUNCHED_HANG_GLIDER	Designated for the winch-launching of hang glider <AIRCRAFT>.	IR	[FACC, Annex B, APT:8]

EDCS Group Labels: AIR_TRNSP, TRNSP, USAGE_REGION

Reference Type: IR

Reference: [FACC, Annex B: APT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERODYNAMIC_ROUGHNESS_LENGTH

EDCS Attribute Code: 1681

Definition:
The height above the displacement plane at which the <<MEAN_WIND_SPEED>> becomes zero when extrapolating the logarithmic wind-speed profile downward through the atmospheric surface layer; aerodynamic roughness length.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE

Reference Type: IR

Reference: [GMET, "aerodynamic roughness length"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERONAUTICAL_APPROACH_TYPE

EDCS Attribute Code: 42

Definition:
The type of an aeronautical approach.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	FINAL_FIX	EEC_AEROAPPTY_FINAL_FIX	Final fix.	IR	[FAD, Annex B, AAC:6]
2	INITIAL_FIX	EEC_AEROAPPTY_INITIAL_FIX	Initial fix.	IR	[FAD, Annex B, AAC:5]
3	NON_PRECISION_INSTRUMENT	EEC_AEROAPPTY_NON_PRECISION_INSTRUMENT	Non-precision instrument.	IR	[FAD, Annex B, AAC:3]
4	PRECISION_INSTRUMENT	EEC_AEROAPPTY_PRECISION_INSTRUMENT	Precision instrument.	IR	[FAD, Annex B, AAC:4]
5	STOL	EEC_AEROAPPTY_STOL	STOL.	IR	[FAD, Annex B, AAC:1]
6	VISUAL	EEC_AEROAPPTY_VISUAL	Visual.	IR	[FAD, Annex B, AAC:2]

EDCS Group Labels: AIR_TRNSP

Reference Type: IR

Reference: [FAD, Annex B: AAC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERONAUTICAL_FUNCTION

EDCS Attribute Code: 43

Definition:
The function of an aeronautical <OBJECT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AERODROME_TERMINAL	EEC_AEROFN_AERODROME_TERMINAL	<AERODROME_TERMINAL>.	n/a
2	AID_TO_NAVIGATION_CHANGEOVER	EEC_AEROFN_AID_TO_NAVIGATION_CHANGEOVER	<AID_TO_NAVIGATION> identifying a changeover <LOCATION>.	IR	[FAD, Annex B, AMC:9]
3	ALTIMETER_CHANGE	EEC_AEROFN_ALTIMETER_CHANGE	Altimeter change.	IR	[FAD, Annex B, AMC:10]
4	DECOY	EEC_AEROFN_DECOY	Decoy.	IR	[FAD, Annex B, AMC:2]
5	FEEDER	EEC_AEROFN_FEEDER	Feeder.	IR	[FAD, Annex B, AMC:6]
6	MILEAGE_BREAK_DOWN	EEC_AEROFN_MILEAGE_BREAK_DOWN	Mileage break down.	IR	[FAD, Annex B, AMC:8]
7	RADAR	EEC_AEROFN_RADAR	Radar.	IR	[FAD, Annex B, AMC:7]
8	SEAPLANE_RUN	EEC_AEROFN_SEAPLANE_RUN	<SEAPLANE_RUN>.	n/a		[FAD, Annex B, AMC:12]
9	TERMINUS	EEC_AEROFN_TERMINUS	Terminus.	IR	[FAD, Annex B, AMC:4]
10	TERMINUS_OR_TERMINAL	EEC_AEROFN_TERMINUS_OR_TERMINAL	<<<TERMINUS>>> and/or <<<AERODROME_TERMINAL>>>.	IR	[FAD, Annex B, AMC:4]
11	TRANSACTION	EEC_AEROFN_TRANSACTION	Transaction.	IR	[FAD, Annex B, AMC:5]
12	UNIDENTIFIED_AIRSTRIP	EEC_AEROFN_UNIDENTIFIED_AIRSTRIP	Unidentified <AIRSTRIP>.	IR	[FAD, Annex B, AMC:1]

EDCS Group Labels: AIR_TRNSP

Reference Type: IR

Reference: [FAD, Annex B: AMC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERONAUTICAL_LIGHT_TYPE

EDCS Attribute Code: 44

Definition:
The type of <LIGHTING> or <SYSTEM> of <LIGHTING> that supports aeronautical navigation; the aeronautical light type.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AERODROME_TERMINAL	EEC_AEROLGTTY_AERODROME_TERMINAL	<LIGHT>s associated with an <AERODROME_TERMINAL>.	IR	[FACC, Annex B, LFA:1]
2	AEROMARINE	EEC_AEROLGTTY_AEROMARINE	A marine-type <LIGHT> for which part of the beam is deflected to an angle of 10 to 15 arc degrees above the horizon to facilitate use by <AIRCRAFT>; an aeromarine light.	IR	[FACC, Annex B, LFA:51]
3	ALSF_I	EEC_AEROLGTTY_ALSF_I	Approach <LIGHTING> with sequential flashing - type I.	IR	[FACC, Annex B, LFA:15]
4	ALSF_II	EEC_AEROLGTTY_ALSF_II	Approach <LIGHTING> with sequential flashing - type II.	IR	[FACC, Annex B, LFA:16]
5	ALTERNATE_CENTRE_LINE	EEC_AEROLGTTY_ALTERNATE_CENTRE_LINE	Alternate centre-line and bar approach <LIGHT>s.	IR	[FACC, Annex B, LFA:120]
6	APAP_ALIGNMENT	EEC_AEROLGTTY_APAP_ALIGNMENT	An alignment of elements system consisting of a <SET> of three painted plywood panels (called approach path alignment panels: APAP) that are used as a visual glideslope indicator and is lighted for night use.	IR	[FACC, Annex B, LFA:127]	[AIM, 2.1.2.e]
7	APRON_FLOOD	EEC_AEROLGTTY_APRON_FLOOD	Floodlight associated with an <APRON>.	IR	[FACC, Annex B, LFA:2]
8	ARTICULATED	EEC_AEROLGTTY_ARTICULATED	Articulated <LIGHT>.	IR	[FACC, Annex B, LFA:66]
9	AUXILIARY	EEC_AEROLGTTY_AUXILIARY	Auxiliary <LIGHT>.	IR	[FACC, Annex B, LFA:52]
10	BEACON_UNSPECIFIED	EEC_AEROLGTTY_BEACON_UNSPECIFIED	A <BEACON> of unspecified type.	IR	[FACC, Annex B, LFA:53]
11	BLINKING_LIGHT	EEC_AEROLGTTY_BLINKING_LIGHT	A blinking <LIGHT> displayed as a visual <AID_TO_NAVIGATION>.	n/a
12	BOUNDARY	EEC_AEROLGTTY_BOUNDARY	<LIGHTING> associated with a <BOUNDARY>.	IR	[FACC, Annex B, LFA:3]
13	CALVERT	EEC_AEROLGTTY_CALVERT	Calvert, the standard <SYSTEM> of approach <LIGHTING> for Australia.	IR	[FACC, Annex B, LFA:116]
14	CENTRE_AND_DOUBLE_ROW	EEC_AEROLGTTY_CENTRE_AND_DOUBLE_ROW	Centre and double row <LIGHT>s.	IR	[FACC, Annex B, LFA:108]
15	CENTRE_LINE_2_CROSSBAR	EEC_AEROLGTTY_CENTRE_LINE_2_CROSSBAR	Centre-line, 2 crossbars approach <LIGHT>s.	IR	[FACC, Annex B, LFA:124]
16	CENTRE_LINE_AND_BAR	EEC_AEROLGTTY_CENTRE_LINE_AND_BAR	Centre-line and bar <LIGHT>s.	IR	[FACC, Annex B, LFA:101]
17	CENTRE_LINE_HIGH_INTENSITY	EEC_AEROLGTTY_CENTRE_LINE_HIGH_INTENSITY	Centre-line, high-intensity approach <LIGHT>s.	IR	[FACC, Annex B, LFA:119]
18	CENTRE_ROW	EEC_AEROLGTTY_CENTRE_ROW	Centre row <LIGHT>s.	IR	[FACC, Annex B, LFA:105]
19	CENTRE_ROW_1_HI_INTENSITY	EEC_AEROLGTTY_CENTRE_ROW_1_HI_INTENSITY	Centre row, IFR instrument landing system category 1, high intensity <LIGHT>s.	IR	[FACC, Annex B, LFA:111]
20	CENTRE_ROW_2_HI_INTENSITY	EEC_AEROLGTTY_CENTRE_ROW_2_HI_INTENSITY	Centre row, IFR instrument landing system category 2, high intensity <LIGHT>s.	IR	[FACC, Annex B, LFA:110]
21	CONSTANT_BEAM	EEC_AEROLGTTY_CONSTANT_BEAM	A signal <LIGHT> that shows continuously in all <DIRECTION>s with constant luminous intensity and colour; a constant beam light.	n/a
22	CROSS	EEC_AEROLGTTY_CROSS	Cross <LIGHT>.	IR	[FACC, Annex B, LFA:121]
23	FISHING	EEC_AEROLGTTY_FISHING	Fishing <LIGHT>s.	IR	[FACC, Annex B, LFA:55]
24	FLARES	EEC_AEROLGTTY_FLARES	Flares.	IR	[FACC, Annex B, LFA:30]
25	FOG_DETECTOR	EEC_AEROLGTTY_FOG_DETECTOR	A <LIGHT> used to automatically determine conditions of visibility on a <RUNWAY>; a fog detector light.	IR	[FACC, Annex B, LFA:56]
26	FORMER_NATO_STANDARD	EEC_AEROLGTTY_FORMER_NATO_STANDARD	Former <<<NATO_STANDARD>>>.	IR	[FACC, Annex B, LFA:106]
27	HARBOUR	EEC_AEROLGTTY_HARBOUR	Navigational <LIGHTING> associated with a <HARBOUR>.	IR	[FACC, Annex B, LFA:57]
28	HIGH_INTENSITY_RUNWAY	EEC_AEROLGTTY_HIGH_INTENSITY_RUNWAY	High intensity <LIGHT>s on a <RUNWAY>.	IR	[FACC, Annex B, LFA:130]
29	HONG_KONG_CURVE	EEC_AEROLGTTY_HONG_KONG_CURVE	The <SYSTEM> of approach <LIGHTING> for Kai Tak Airport in Hong Kong; Hong Kong curve.	IR	[FACC, Annex B, LFA:103]
30	HORIZONTAL	EEC_AEROLGTTY_HORIZONTAL	Horizontal <LIGHT>s.	IR	[FACC, Annex B, LFA:58]
31	IDENTIFICATION_BEACON	EEC_AEROLGTTY_IDENTIFICATION_BEACON	Identification <BEACON>.	IR	[FACC, Annex B, LFA:72]
32	LANDING_DIRECTION	EEC_AEROLGTTY_LANDING_DIRECTION	<LIGHT> indicating landing <DIRECTION>.	IR	[FACC, Annex B, LFA:21]
33	LEFT_ROW_HIGH_INTENSITY	EEC_AEROLGTTY_LEFT_ROW_HIGH_INTENSITY	Row of high intensity <LIGHT>s on the left side on a <RUNWAY>.	IR	[FACC, Annex B, LFA:114]
34	LEFT_SINGLE_ROW	EEC_AEROLGTTY_LEFT_SINGLE_ROW	Single row of <LIGHT>s on the left side on a <RUNWAY>.	IR	[FACC, Annex B, LFA:104]
35	LOW_COST_VASI	EEC_AEROLGTTY_LOW_COST_VASI	Low cost <<<VASI>>>.	IR	[FACC, Annex B, LFA:129]
36	LOW_INTENSITY_RUNWAY	EEC_AEROLGTTY_LOW_INTENSITY_RUNWAY	Low intensity <LIGHT>s on a <RUNWAY>.	IR	[FACC, Annex B, LFA:132]
37	MAJOR	EEC_AEROLGTTY_MAJOR	Major.	IR	[FACC, Annex B, LFA:69]
38	MALSF	EEC_AEROLGTTY_MALSF	MALSF.	IR	[FACC, Annex B, LFA:19]	[NOTAM], [AIM, Section 2-1-1.b]
39	MALSR	EEC_AEROLGTTY_MALSR	MALSR.	IR	[FACC, Annex B, LFA:20]	[NOTAM], [AIM, Section 2-1-1.b]
40	MEDIUM_INTENSITY_RUNWAY	EEC_AEROLGTTY_MEDIUM_INTENSITY_RUNWAY	Medium intensity <LIGHT>s on a <RUNWAY>.	IR	[FACC, Annex B, LFA:131]
41	MINOR	EEC_AEROLGTTY_MINOR	Minor <LIGHT>.	IR	[FACC, Annex B, LFA:70]
42	NARROW_MULTI_CROSS	EEC_AEROLGTTY_NARROW_MULTI_CROSS	Narrow multi-cross <LIGHT>.	IR	[FACC, Annex B, LFA:118]
43	NATO_STANDARD	EEC_AEROLGTTY_NATO_STANDARD	NATO standard.	IR	[FACC, Annex B, LFA:107]
44	NEON_LADDER	EEC_AEROLGTTY_NEON_LADDER	Neon ladder <LIGHT>.	IR	[FACC, Annex B, LFA:122]
45	NONE_AVAILABLE	EEC_AEROLGTTY_NONE_AVAILABLE	None available.	IR	[FACC, Annex B, LFA:73]
46	OBSTRUCTION	EEC_AEROLGTTY_OBSTRUCTION	Obstruction <LIGHT>.	IR	[FACC, Annex B, LFA:59]
47	OBSTRUCTION_LIGHTING	EEC_AEROLGTTY_OBSTRUCTION_LIGHTING	Obstruction <LIGHTING>.	IR	[FACC, Annex B, LFA:11]
48	OCCASIONAL	EEC_AEROLGTTY_OCCASIONAL	Occasional <LIGHT>.	IR	[FACC, Annex B, LFA:60]
49	ODALS	EEC_AEROLGTTY_ODALS	Consists of seven omnidirectional flashing <LIGHT>s located in the approach area of a nonprecision <RUNWAY>. Five <LIGHT>s are located on the centre-line of the <RUNWAY> extended with the first <LIGHT> located 91,44 metres (300 feet) from the threshold of the <RUNWAY> and extending at equal intervals up to 457,2 metres (1 500 feet) from the threshold. The other two <LIGHT>s are located, one on each side of the threshold of the <RUNWAY>, at a lateral distance of 12,192 metres (40 feet) from the edge of the <RUNWAY>, or 22,86 metres (75 feet) from the edge when installed on a <RUNWAY> equipped with a <<<VASI>>>; ODALS.	IR	[FACC, Annex B, LFA:23]
50	OPTICAL_LANDING_SYSTEM	EEC_AEROLGTTY_OPTICAL_LANDING_SYSTEM	Optical landing system.	IR	[FACC, Annex B, LFA:33]
51	OTHER_AERODROME_LIGHTING	EEC_AEROLGTTY_OTHER_AERODROME_LIGHTING	Other aerodrome <LIGHTING>.	IR	[FACC, Annex B, LFA:14]
52	OTHER_APPROACH_LIGHTING	EEC_AEROLGTTY_OTHER_APPROACH_LIGHTING	Other approach <LIGHTING>.	IR	[FACC, Annex B, LFA:24]
53	OVERRUN_CENTRE_LINE	EEC_AEROLGTTY_OVERRUN_CENTRE_LINE	<LIGHTING> associated with the <CENTRE_LINE> of a <RUNWAY_OVERRUN>.	IR	[FACC, Annex B, LFA:100]
54	PORTABLE_APPROACH	EEC_AEROLGTTY_PORTABLE_APPROACH	Portable approach <LIGHT>.	IR	[FACC, Annex B, LFA:109]
55	PORTABLE_RUNWAY	EEC_AEROLGTTY_PORTABLE_RUNWAY	Portable <LIGHT>s on a <RUNWAY>.	IR	[FACC, Annex B, LFA:29]
56	PRECISION_APPROACH	EEC_AEROLGTTY_PRECISION_APPROACH	Precision approach path indicator <LIGHT>.	IR	[FACC, Annex B, LFA:25]
57	PRIMARY	EEC_AEROLGTTY_PRIMARY	Primary <LIGHT>.	IR	[FACC, Annex B, LFA:67]
58	PRIVATE	EEC_AEROLGTTY_PRIVATE	Private <LIGHT>.	IR	[FACC, Annex B, LFA:61]
59	RAIL	EEC_AEROLGTTY_RAIL	RAIL.	IR	[FACC, Annex B, LFA:22]	[AIM, 2-1-1.b]
60	RANGE	EEC_AEROLGTTY_RANGE	Range <LIGHT>.	IR	[FACC, Annex B, LFA:62]
61	ROTATING_BEACON	EEC_AEROLGTTY_ROTATING_BEACON	Rotating <BEACON>.	IR	[FACC, Annex B, LFA:10]
62	RUNWAY	EEC_AEROLGTTY_RUNWAY	<LIGHTING> associated with a <RUNWAY>.	IR	[FACC, Annex B, LFA:6]
63	RUNWAY_CENTRE_LINE	EEC_AEROLGTTY_RUNWAY_CENTRE_LINE	<LIGHTING> associated with the centre-line of a <RUNWAY>.	IR	[FACC, Annex B, LFA:4]
64	RUNWAY_EDGE	EEC_AEROLGTTY_RUNWAY_EDGE	<LIGHTING> associated with the edge of a <RUNWAY>.	IR	[FACC, Annex B, LFA:6]
65	RUNWAY_END	EEC_AEROLGTTY_RUNWAY_END	Identification <LIGHTING> associated with the end of a <RUNWAY>.	IR	[FACC, Annex B, LFA:5]
66	RUNWAY_FLOOD	EEC_AEROLGTTY_RUNWAY_FLOOD	Flood <LIGHTING> associated with a <RUNWAY>.	IR	[FACC, Annex B, LFA:27]
67	RUNWAY_REGION	EEC_AEROLGTTY_RUNWAY_REGION	<LIGHT>s on both the <RUNWAY> and the <<<RUNWAY_EDGE>>>; runway region.	IR	[FACC, Annex B, LFA:6]
68	SEASONAL	EEC_AEROLGTTY_SEASONAL	Seasonal <LIGHT>.	IR	[FACC, Annex B, LFA:63]
69	SECONDARY	EEC_AEROLGTTY_SECONDARY	Secondary <LIGHT>.	IR	[FACC, Annex B, LFA:68]
70	SEQUENCED_STROBE	EEC_AEROLGTTY_SEQUENCED_STROBE	Sequenced strobe <LIGHT>.	IR	[FACC, Annex B, LFA:7]
71	SINGAPORE_CENTRE_LINE	EEC_AEROLGTTY_SINGAPORE_CENTRE_LINE	The <SYSTEM> of approach <LIGHTING> for Changi Airport in Singapore; Singapore centre line.	IR	[FACC, Annex B, LFA:123]
72	SINGLE_ROW_CENTRE_LINE	EEC_AEROLGTTY_SINGLE_ROW_CENTRE_LINE	Single row centre-line <LIGHT>s.	IR	[FACC, Annex B, LFA:117]
73	SSALF	EEC_AEROLGTTY_SSALF	SSALF.	IR	[FACC, Annex B, LFA:17]	[NOTAM], [AIM, Section 2-1-1.b]
74	SSALR	EEC_AEROLGTTY_SSALR	Simplified short approach <LIGHTING> with runway alignment indicator <LIGHT>s.	IR	[FACC, Annex B, LFA:18]	[AIM, Section 2-1-1]
75	STROBE	EEC_AEROLGTTY_STROBE	A <LIGHT> with an extremely short duration flash; strobe.	IR	[FACC, Annex B, LFA:26]
76	TAXIWAY_LIGHTING	EEC_AEROLGTTY_TAXIWAY_LIGHTING	<LIGHTING> associated with a <TAXIWAY>.	IR	[FACC, Annex B, LFA:8]
77	THRESHOLD	EEC_AEROLGTTY_THRESHOLD	Threshold <LIGHT>.	IR	[FACC, Annex B, LFA:12]
78	TIDAL	EEC_AEROLGTTY_TIDAL	Tidal <LIGHT>.	IR	[FACC, Annex B, LFA:64]
79	TOUCHDOWN_ZONE_LIGHTING	EEC_AEROLGTTY_TOUCHDOWN_ZONE_LIGHTING	Touchdown zone <LIGHTING>.	IR	[FACC, Annex B, LFA:13]
80	TVASI_T_BAR	EEC_AEROLGTTY_TVASI_T_BAR	T-bar <<<VASI>>>; TVASI.	IR	[FACC, Annex B, LFA:125]
81	TWO_PARALLEL_ROW	EEC_AEROLGTTY_TWO_PARALLEL_ROW	Two parallel row <LIGHT>s.	IR	[FACC, Annex B, LFA:113]
82	US_AIR_FORCE_OVERRUN	EEC_AEROLGTTY_US_AIR_FORCE_OVERRUN	US Air Force <RUNWAY_OVERRUN>.	IR	[FACC, Annex B, LFA:115]
83	US_NAVY_PARALLEL_ROW_AND_X	EEC_AEROLGTTY_US_NAVY_PARALLEL_ROW_AND_X	US Navy parallel row and crossbar.	IR	[FACC, Annex B, LFA:112]
84	VARIABLE_INTENSITY_RUNWAY	EEC_AEROLGTTY_VARIABLE_INTENSITY_RUNWAY	Variable intensity <RUNWAY>.	IR	[FACC, Annex B, LFA:28]
85	VASI	EEC_AEROLGTTY_VASI	VASI.	IR	[FACC, Annex B, LFA:9]	[AIM, Section 2-1-2.a Visual Approach Slope Indicator (VASI)]
86	VASI_2_BAR	EEC_AEROLGTTY_VASI_2_BAR	Two-bar <<<VASI>>>.	IR	[FACC, Annex B, LFA:71]	[AIM, Section 2-1-2.a Visual Approach Slope Indicator (VASI)]
87	VASI_3_BAR	EEC_AEROLGTTY_VASI_3_BAR	Three-bar <<<VASI>>>.	IR	[FACC, Annex B, LFA:32]	[AIM, Section 2-1-2.a Visual Approach Slope Indicator (VASI)]
88	VASI_PULSATING	EEC_AEROLGTTY_VASI_PULSATING	Pulsating <<<VASI>>>.	IR	[FACC, Annex B, LFA:126]	[AIM, Section 2-1-2.a Visual Approach Slope Indicator (VASI)]
89	VASI_WITH_INDICATOR	EEC_AEROLGTTY_VASI_WITH_INDICATOR	<<<VASI>>> with indicator for threshold crossing height.	IR	[FACC, Annex B, LFA:128]
90	VERTICAL	EEC_AEROLGTTY_VERTICAL	Vertical <LIGHT>s.	IR	[FACC, Annex B, LFA:65]
91	WIND_INDICATOR	EEC_AEROLGTTY_WIND_INDICATOR	<LIGHTING> associated with a <WIND_INDICATOR>.	IR	[FACC, Annex B, LFA:31]

EDCS Group Labels: AIR_TRNSP, LIGHTING_AND_VISIBILITY, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: LFA]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERONAUTICAL_OBSTRUCTION_HEIGHT_ACCURACY

EDCS Attribute Code: 45

Definition:
The difference between the recorded <<HEIGHT_AGL>> of an <OBJECT> forming a <NATURAL_AIR_OBSTRUCTION> or <MAN_MADE_AIR_OBSTRUCTION> and its true <<HEIGHT_AGL>> at 90% probability; the aeronautical obstruction height accuracy.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, LOCATION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: AHO]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERONAUTICAL_POINT_FUNCTION

EDCS Attribute Code: 46

Definition:
The function of an aeronautical point <OBJECT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AERODROME_REFERENCE	EEC_AEROPTFN_AERODROME_REFERENCE	Reference point at an <AERODROME>.	IR	[FAD, Annex B, APC:11]
2	ARCP_CONTROL	EEC_AEROPTFN_ARCP_CONTROL	ARCP.	IR	[FAD, Annex B, APC:6]
3	ARIP_INITIAL	EEC_AEROPTFN_ARIP_INITIAL	ARIP.	IR	[FAD, Annex B, APC:5]
4	COMPULSORY_REPORT	EEC_AEROPTFN_COMPULSORY_REPORT	Compulsory report.	IR	[FAD, Annex B, APC:3]
5	MISSED_APPROACH	EEC_AEROPTFN_MISSED_APPROACH	Missed approach.	IR	[FAD, Annex B, APC:2]
6	NAVIGATION_CHECK	EEC_AEROPTFN_NAVIGATION_CHECK	Navigation check.	IR	[FAD, Annex B, APC:7]
7	NON_COMPULSORY_REPORT	EEC_AEROPTFN_NON_COMPULSORY_REPORT	Non-compulsory report.	IR	[FAD, Annex B, APC:4]
8	VISUAL_DESCENT	EEC_AEROPTFN_VISUAL_DESCENT	Visual descent.	IR	[FAD, Annex B, APC:1]

EDCS Group Labels: AIR_TRNSP

Reference Type: IR

Reference: [FAD, Annex B: APC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AERONAUTICAL_ROUTE_TYPE

EDCS Attribute Code: 47

Definition:
The type of an <AIR_TRANSPORTATION_ROUTE>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	HIGH_ALTITUDE_ENROUTE	EEC_AERORTETY_HIGH_ALTITUDE_ENROUTE	High altitude enroute.	IR	[FAD, Annex B, ART:2]
2	LOW_ALTITUDE_ENROUTE	EEC_AERORTETY_LOW_ALTITUDE_ENROUTE	Low altitude enroute.	IR	[FAD, Annex B, ART:1]
3	LOW_HIGH_ALTITUDE_ENROUTE	EEC_AERORTETY_LOW_HIGH_ALTITUDE_ENROUTE	Low and high altitude enroute.	IR	[FAD, Annex B, ART:3]

EDCS Group Labels: AIR_TRNSP

Reference Type: IR

Reference: [FAD, Annex B: ART]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AEROSOL_LAYER_BASE_LEVEL

EDCS Attribute Code: 48

Definition:
The vertical displacement of the lowest <SURFACE> of a layer of an <AEROSOL> identified by an <<ATM_VERTICAL_REFERENCE>>; the aerosol layer base level.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE, LOCATION

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AEROSOL_LAYER_TOP_LEVEL

EDCS Attribute Code: 49

Definition:
The vertical displacement of the highest <SURFACE> of a layer of an <AEROSOL> identified by an <<ATM_VERTICAL_REFERENCE>>; the aerosol layer top level.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE, LOCATION

Reference Type: IR

Reference: [JMCDM, "AEROSOL-ANALYSIS-FORECAST top height dimension"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AEROSOL_PARTICLE_CONCENTRATION

EDCS Attribute Code: 50

Definition:
The <PARTICLE> concentration of an <AEROSOL>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: VOLUMETRIC_ENTITY_DENSITY

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [PRUP]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AEROSOL_PARTICLE_TYPE

EDCS Attribute Code: 51

Definition:
The type of <PARTICLE> in an <AEROSOL>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	DUST	EEC_ARSLPARTICTY_DUST	<DUST>.	n/a
2	HAZE	EEC_ARSLPARTICTY_HAZE	Fine <DUST>, <<<SALT_HAZE>>>, <<<MIST>>>, <SMOKE>, or other solid <PARTICLE>s that are invisible to the naked eye but which diminish horizontal visibility and give the <ATMOSPHERE> an opalescent appearance and render distant <OBJECT>s indistinct and subdued in colour; haze.	IR	[WMO182, "haze"]
3	MARINE	EEC_ARSLPARTICTY_MARINE	<AEROSOL>s that are generated in the marine environment by processes such as breaking <WATER_WAVE>s, and <<<OCEAN_SPRAY>>>.	n/a
4	MIST	EEC_ARSLPARTICTY_MIST	An aggregate of microscopic and hygroscopic droplets of <WATER> suspended in the <ATMOSPHERE>, producing a thin, greyish veil that reduces visibility; mist.	IR	[APDS, "mist"]
5	NITRATES	EEC_ARSLPARTICTY_NITRATES	Nitrates derived from NOx.	n/a
6	NO_AEROSOL	EEC_ARSLPARTICTY_NO_AEROSOL	No <AEROSOL>s are present.	IR	[JMCDM, "AEROSOL-OBSERVATION particle type code"]
7	OCEAN_SPRAY	EEC_ARSLPARTICTY_OCEAN_SPRAY	A stream of ocean <WATER> broken up into minute <PARTICLE>s and propelled into the <ATMOSPHERE>.	IR	[JMCDM, "AEROSOL-OBSERVATION particle type code", PY]
8	SALT_HAZE	EEC_ARSLPARTICTY_SALT_HAZE	<PARTICLE>s of salt, suspended in the <ATMOSPHERE> due to the evaporation of <<<OCEAN_SPRAY>>>.	IR	[GOSU, "salt haze"]
9	SAND	EEC_ARSLPARTICTY_SAND	<PARTICLE>s of <SAND> suspended in the <ATMOSPHERE>.	IR	[JMCDM, "AEROSOL-OBSERVATION particle type code", SA]
10	SMOKE	EEC_ARSLPARTICTY_SMOKE	<SMOKE>.	n/a
11	SOOT	EEC_ARSLPARTICTY_SOOT	Soot.	n/a		[SOED, "soot", A]
12	SULFATES	EEC_ARSLPARTICTY_SULFATES	Sulfates derived from either biogenic gases or SO2.	n/a
13	VOLCANIC_ASH	EEC_ARSLPARTICTY_VOLCANIC_ASH	Fine or very fine pyroclastic <PARTICLE>s less than 4 millimetres in diameter that are blown out from an explosion of a <VOLCANO>; volcanic ash.	IR	[JMCDM, "AEROSOL-OBSERVATION particle type code", VA]
14	VOLCANIC_DUST	EEC_ARSLPARTICTY_VOLCANIC_DUST	<PARTICLE>s of <DUST> produced by an eruption of a <VOLCANO>; volcanic dust.	n/a

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AFTERBURNER_INDUCED_FLAME_RATE

EDCS Attribute Code: 52

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fraction of the production rate of visible flame that is induced by use of the afterburner of an <AIRCRAFT>; the afterburner induced flame rate. Zero means no production and one means maximum production.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: AIR_TRNSP, RATE_OR_RATIO, TRNSP, VEHICLE

Reference Type: IR

Reference: [EBEV, 4.3.1.2, Bit: 16 (Afterburner)]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_COLOUR_PATTERN

EDCS Attribute Code: 53

Definition:
The colour pattern of an <OBJECT> (for example: an <AID_TO_NAVIGATION>, a <BUOY>, a <BEACON>, and/or a <NAVIGATION_LIGHT>) of importance to navigation.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	BORDER_STRIPE	EEC_AIDNAVCOLRPAT_BORDER_STRIPE	A band or stripe of colour that is displayed around the outer edge of an <OBJECT> and that may also form a border to an inner pattern or plain colour.	PR	[S57A, Attribute, COLPAT:6]
2	CHECKERED	EEC_AIDNAVCOLRPAT_CHECKERED	Alternate colours are used to create rectangles similar to a chessboard and/or draughtboard; checkered.	IR	[FACC, Annex B, PAT:1]
3	DIAGONAL_STRIPES	EEC_AIDNAVCOLRPAT_DIAGONAL_STRIPES	Straight bands or stripes of differing colours painted diagonally.	PR	[S57A, Attribute, COLPAT:3]
4	HORIZ_BANDS_TOP_TO_BOTTOM	EEC_AIDNAVCOLRPAT_HORIZ_BANDS_TOP_TO_BOTTOM	Horizontal bands from top to bottom.	IR	[FACC, Annex B, PAT:99]
5	HORIZ_STRIPES	EEC_AIDNAVCOLRPAT_HORIZ_STRIPES	Straight bands or stripes of differing colours painted horizontally.	PR	[S57A, Attribute, COLPAT:1]
6	SINGLE_COLOUR	EEC_AIDNAVCOLRPAT_SINGLE_COLOUR	A single colour.	IR	[FACC, Annex B, PAT:3]
7	SQUARED	EEC_AIDNAVCOLRPAT_SQUARED	Alternate colours are used to create squares similar to a chessboard and/or draughtboard in either a straight or diagonal pattern; squared or checker plate.	PR	[S57A, Attribute, COLPAT:4]
8	STRIPES_DIRECTION_UNKNOWN	EEC_AIDNAVCOLRPAT_STRIPES_DIRECTION_UNKNOWN	Straight bands or stripes of differing colours painted in an unknown <DIRECTION>.	PR	[S57A, Attribute, COLPAT:5]
9	VERTICAL_STRIPES	EEC_AIDNAVCOLRPAT_VERTICAL_STRIPES	Straight bands or stripes of differing colours painted vertically.	PR	[S57A, Attribute, COLPAT:2]

EDCS Group Labels: ABSTRACT_OBJECT, COLOUR, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: PAT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_DESCRIPTION

EDCS Attribute Code: 54

Definition:
The textual description of <AID_TO_NAVIGATION>s that are marking an <OBJECT>. EXAMPLE Marked by <BUOY>s.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: DEVICE_AND_EQUIPMENT, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: DAN]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_EFFECTIVENESS_RADIUS

EDCS Attribute Code: 55

Definition:
The radius of effectiveness of an <AID_TO_NAVIGATION>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DEVICE_AND_EQUIPMENT, DIMENSION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: RAN]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_MARK_COLOUR

EDCS Attribute Code: 56

Definition:
The colours of an <AID_TO_NAVIGATION> mark.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	BLACK	EEC_AIDNAVMKCOLR_BLACK	Black.	IR	[FACC, Annex B, MAR:2]
2	BLACK_RED_BLACK	EEC_AIDNAVMKCOLR_BLACK_RED_BLACK	Black with red band.	IR	[FACC, Annex B, MAR:14]
3	BLACK_YELLOW	EEC_AIDNAVMKCOLR_BLACK_YELLOW	Black above yellow band.	IR	[FACC, Annex B, MAR:7]
4	BLACK_YELLOW_BLACK	EEC_AIDNAVMKCOLR_BLACK_YELLOW_BLACK	Black with yellow band.	IR	[FACC, Annex B, MAR:8]
5	GREEN	EEC_AIDNAVMKCOLR_GREEN	Green.	IR	[FACC, Annex B, MAR:1]
6	GREEN_RED	EEC_AIDNAVMKCOLR_GREEN_RED	Green above red band.	IR	[FACC, Annex B, MAR:16]
7	GREEN_RED_GREEN	EEC_AIDNAVMKCOLR_GREEN_RED_GREEN	Green with red band.	IR	[FACC, Annex B, MAR:12]
8	GREEN_WHITE	EEC_AIDNAVMKCOLR_GREEN_WHITE	Green and white.	PR	[S57A, Attribute, COLMAR:18]
9	ORANGE	EEC_AIDNAVMKCOLR_ORANGE	Orange.	IR	[FACC, Annex B, MAR:6]
10	RED	EEC_AIDNAVMKCOLR_RED	Red.	IR	[FACC, Annex B, MAR:3]
11	RED_GREEN	EEC_AIDNAVMKCOLR_RED_GREEN	Red above green band.	IR	[FACC, Annex B, MAR:17]
12	RED_GREEN_RED	EEC_AIDNAVMKCOLR_RED_GREEN_RED	Red with green band.	IR	[FACC, Annex B, MAR:13]
13	RED_WHITE	EEC_AIDNAVMKCOLR_RED_WHITE	Red above white band.	IR	[FACC, Annex B, MAR:11]
14	WHITE	EEC_AIDNAVMKCOLR_WHITE	White.	IR	[FACC, Annex B, MAR:5]
15	YELLOW	EEC_AIDNAVMKCOLR_YELLOW	Yellow.	IR	[FACC, Annex B, MAR:4]
16	YELLOW_BLACK	EEC_AIDNAVMKCOLR_YELLOW_BLACK	Yellow above black band.	IR	[FACC, Annex B, MAR:9]
17	YELLOW_BLACK_YELLOW	EEC_AIDNAVMKCOLR_YELLOW_BLACK_YELLOW	Yellow with black band.	IR	[FACC, Annex B, MAR:10]
18	YELLOW_RED_YELLOW	EEC_AIDNAVMKCOLR_YELLOW_RED_YELLOW	Yellow with red band.	IR	[FACC, Annex B, MAR:15]

EDCS Group Labels: COLOUR, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: MAR]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_MARK_SYSTEM

EDCS Attribute Code: 57

Definition:
The specific <SYSTEM> of marks that serve as an <AID_TO_NAVIGATION> and to which an <OBJECT> conforms.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	IALA	EEC_AIDNAVMKSYS_IALA	Either <<<IALA_REGION_A>>> or <<<IALA_REGION_B>>>.	PR	[S57A, Attribute, MARSYS]	[IALAB]
2	IALA_REGION_A	EEC_AIDNAVMKSYS_IALA_REGION_A	The IALA Region A <SYSTEM>.	PR	[S57A, Attribute, MARSYS:1]	[FACC, Annex B, NMS:1]
3	IALA_REGION_B	EEC_AIDNAVMKSYS_IALA_REGION_B	The IALA Region B <SYSTEM>.	PR	[S57A, Attribute, MARSYS:2]	[FACC, Annex B, NMS:2]
4	NO_SYSTEM_PRESENT	EEC_AIDNAVMKSYS_NO_SYSTEM_PRESENT	No <SYSTEM> is present.	PR	[S57A, Attribute, MARSYS:9]	[FACC, Annex B, NMS:9]
5	NON_IALA	EEC_AIDNAVMKSYS_NON_IALA	A defined <SYSTEM> other than IALA.	PR	[S57A, Attribute, MARSYS:10]	[FACC, Annex B, NMS:10]
6	SIGNI	EEC_AIDNAVMKSYS_SIGNI	The SIGNI <SYSTEM>.	PR	[S57A, Attribute, MARSYS:8]	[FACC, Annex B, NMS:8]
7	US_INTRACOASTAL	EEC_AIDNAVMKSYS_US_INTRACOASTAL	The US intracoastal waterway <SYSTEM> (ICW), which runs from Manasquan Inlet in New Jersey to the Florida Keys, then north along the west <COAST> of Florida and west along the Gulf <COAST> to Brownsville, Texas.	PR	[S57A, Attribute, MARSYS:5]	[FACC, Annex B, NMS:5]
8	US_MODIFIED	EEC_AIDNAVMKSYS_US_MODIFIED	The modified US <SYSTEM>.	PR	[S57A, Attribute, MARSYS:3]	[FACC, Annex B, NMS:3]
9	US_OLD	EEC_AIDNAVMKSYS_US_OLD	The old US <SYSTEM>.	PR	[S57A, Attribute, MARSYS:4]	[FACC, Annex B, NMS:4]
10	US_UNIFORM_STATE	EEC_AIDNAVMKSYS_US_UNIFORM_STATE	The US USWMS, which covers inland boating.	PR	[S57A, Attribute, MARSYS:6]	[FACC, Annex B, NMS:6]
11	US_WESTERN_RIVER	EEC_AIDNAVMKSYS_US_WESTERN_RIVER	The US Western Rivers <SYSTEM>, which includes the Mississippi <RIVER> and its tributaries.	PR	[S57A, Attribute, MARSYS:7]	[FACC, Annex B, NMS:7]

EDCS Group Labels: ABSTRACT_OBJECT, TRNSP

Reference Type: PR

Reference: [S57A, Attribute: MARSYS]

Supplemental References: [FACC, Annex B: NMS]

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_MARKER_TYPE

EDCS Attribute Code: 58

Definition:
The type of a <MARKER> serving as an <AID_TO_NAVIGATION>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ELEC_BEACON	EEC_AIDNAVMARKERTY_ELEC_BEACON	Electronic <BEACON>. EXAMPLE Radar pulse.	n/a
2	ELEC_BEACON_VIS_DAYMARK	EEC_AIDNAVMARKERTY_ELEC_BEACON_VIS_DAYMARK	<<<ELEC_BEACON>>> with an attached <<<VIS_DAYMARK>>>; an electronic beacon with visual daymark.	n/a
3	VIS_BEACON	EEC_AIDNAVMARKERTY_VIS_BEACON	Visual <BEACON>. EXAMPLE Flashing <LIGHT>.	IR	[FACC, Annex B, BDT:1]
4	VIS_BEACON_VIS_DAYMARK	EEC_AIDNAVMARKERTY_VIS_BEACON_VIS_DAYMARK	<<<VIS_BEACON>>> with an attached <<<VIS_DAYMARK>>>; a visual beacon with visual daymark.	IR	[FACC, Annex B, BDT:3]
5	VIS_DAYMARK	EEC_AIDNAVMARKERTY_VIS_DAYMARK	Visual <MARKER> having a distinctive colour and shape that serves to facilitate its recognition against a daylight viewing background; a visual daymark.	IR	[FACC, Annex B, BDT:2]

EDCS Group Labels: DEVICE_AND_EQUIPMENT, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: BDT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_PRIMARY_OPERATING_RANGE

EDCS Attribute Code: 59

Definition:
The primary operating range of an <AID_TO_NAVIGATION> beyond which the capture of the signal is not completely assured.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DEVICE_AND_EQUIPMENT, DIMENSION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: ORC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_RANGE

EDCS Attribute Code: 60

Definition:
The length of range established by <AID_TO_NAVIGATION>s on the <SHORE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DEVICE_AND_EQUIPMENT, DIMENSION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: LRP]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_SECONDARY_OPERATING_RANGE

EDCS Attribute Code: 61

Definition:
The secondary operating range of an <AID_TO_NAVIGATION> beyond which the capture of the signal is not completely assured.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DEVICE_AND_EQUIPMENT, DIMENSION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: OR2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_STATUS

EDCS Attribute Code: 62

Definition:
The status of an <OBJECT> as an <AID_TO_NAVIGATION>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	LIT	EEC_AIDNAVSTAT_LIT	<<<MARKED>>> and illuminated; lit.	IR	[FACC, Annex B, ATN:3]
2	MARKED	EEC_AIDNAVSTAT_MARKED	Marked.	IR	[FACC, Annex B, ATN:1]
3	UNLIT	EEC_AIDNAVSTAT_UNLIT	<<<MARKED>>> but not illuminated; unlit.	IR	[FACC, Annex B, ATN:4]
4	UNMARKED	EEC_AIDNAVSTAT_UNMARKED	Not <<<MARKED>>>; unmarked.	IR	[FACC, Annex B, ATN:2]

EDCS Group Labels: ABSTRACT_OBJECT, DEVICE_AND_EQUIPMENT, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: ATN]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AID_TO_NAVIGATION_SYSTEM_TYPE

EDCS Attribute Code: 63

Definition:
The type of a <SYSTEM> of <AID_TO_NAVIGATION>s.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	IALA	EEC_AIDNAVSYSTY_IALA	Either <<<IALA_REGION_A>>> or <<<IALA_REGION_B>>>.	IR	[FACC, Annex B, IAC:2]	[IALAB]
2	IALA_REGION_A	EEC_AIDNAVSYSTY_IALA_REGION_A	The IALA Region A <SYSTEM>.	IR	[FACC, Annex B, IAC:3]
3	IALA_REGION_B	EEC_AIDNAVSYSTY_IALA_REGION_B	The IALA Region B <SYSTEM>.	IR	[FACC, Annex B, IAC:4]
4	NON_IALA	EEC_AIDNAVSYSTY_NON_IALA	A defined <SYSTEM> other than IALA.	IR	[FACC, Annex B, IAC:1]
5	NONCONFORMING	EEC_AIDNAVSYSTY_NONCONFORMING	Does not conform to any defined <SYSTEM>.	PR	[S57A, Attribute, MARSYS:9]
6	SIGNI	EEC_AIDNAVSYSTY_SIGNI	The SIGNI <SYSTEM>.	PR	[S57A, Attribute, MARSYS:8]
7	US_INTRACOASTAL	EEC_AIDNAVSYSTY_US_INTRACOASTAL	The US intracoastal waterway <SYSTEM> (ICW), which runs from Manasquan Inlet in New Jersey to the Florida Keys, then north along the west coast of Florida and west along the Gulf coast to Brownsville, Texas.	PR	[S57A, Attribute, MARSYS:5]
8	US_MODIFIED	EEC_AIDNAVSYSTY_US_MODIFIED	The modified US <SYSTEM>.	PR	[S57A, Attribute, MARSYS:3]
9	US_OLD	EEC_AIDNAVSYSTY_US_OLD	The old US <SYSTEM>.	PR	[S57A, Attribute, MARSYS:4]
10	US_UNIFORM_STATE	EEC_AIDNAVSYSTY_US_UNIFORM_STATE	The US Uniform State Waterway Marking System (USWMS), which covers inland boating.	PR	[S57A, Attribute, MARSYS:6]
11	US_WESTERN_RIVER	EEC_AIDNAVSYSTY_US_WESTERN_RIVER	The US Western Rivers <SYSTEM>, which includes the Mississippi <RIVER> and its tributaries.	PR	[S57A, Attribute, MARSYS:7]

EDCS Group Labels: DEVICE_AND_EQUIPMENT, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: IAC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIR_DENSITY

EDCS Attribute Code: 64

Definition:
The <<MATERIAL_DENSITY>> of the <AIR>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: VOLUMIC_MASS

EDCS Group Labels: ATMOSPHERE, MATERIAL, RATE_OR_RATIO

Reference Type: PR

Reference: [WMO182, "air density"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIR_EXFILTRATION_RATE

EDCS Attribute Code: 65

Definition:
The rate at which interior <AIR> leaks out of a <STRUCTURE> expressed as the fraction of the <<VOLUME>> of <AIR> in the <STRUCTURE> per unit time; the air exfiltration rate.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: RATE

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO, SUPPORT_STRUCTURE

Reference Type: IR

Reference: [HVACS]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIR_INFILTRATION_RATE

EDCS Attribute Code: 66

Definition:
The rate at which exterior <AIR> leaks into a <STRUCTURE> expressed as the fraction of the <<VOLUME>> of <AIR> in the <STRUCTURE> per unit time; the air infiltration rate.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: RATE

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO, SUPPORT_STRUCTURE

Reference Type: IR

Reference: [HVACS]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIR_SOUND_SPEED

EDCS Attribute Code: 1683

Definition:
The <<SOUND_SPEED>> in <AIR>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ACOUSTIC_PHENOMENON, ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: none

Supplemental References: [WMO182]

EDCS Attribute Symbolic Constant: EAC_AIR_TEMPERATURE

EDCS Attribute Code: 67

Definition:
The <<TEMPERATURE>> of the <AIR> that would be indicated by a thermometer exposed to the <AIR> at a <LOCATION> sheltered from direct solar radiation.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: ATMOSPHERE, TEMPERATURE

Reference Type: IR

Reference: [GMET, "air temperature"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIR_TEMPERATURE_ERROR

EDCS Attribute Code: 68

Definition:
The error in a measurement of an <<AIR_TEMPERATURE>> that is introduced by uncertainties.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: ATMOSPHERE, TEMPERATURE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIR_TEMPERATURE_PERIOD

EDCS Attribute Code: 69

Definition:
The <<TIME_QUANTITY>> over which the <<EXTREME_LOW_AIR_TEMPERATURE>> and/or the <<EXTREME_HIGH_AIR_TEMPERATURE>> are determined.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: TIME

EDCS Group Labels: ATMOSPHERE, TIME

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_CARRIER_CLASS

EDCS Attribute Code: 70

Definition:
The class of an <AIRCRAFT_CARRIER>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ASTURIAS	EEC_ARCRFCRRCLS_ASTURIAS	Spain Principe de Asturias VSTOL.	IR	[WNT, Europe, Spain, Aircraft carriers]
2	DE_GAULLE	EEC_ARCRFCRRCLS_DE_GAULLE	France Charles de Gaulle light (nuclear powered).	IR	[WNT, Europe, France, Aircraft carriers]
3	DORIA	EEC_ARCRFCRRCLS_DORIA	Italy Andrea Doria VSTOL.	IR	[WNT, Europe, Italy, Aircraft carriers]
4	ENTERPRISE	EEC_ARCRFCRRCLS_ENTERPRISE	US Navy Enterprise multirole.	IR	[WNT, United States, United States navy, Aircraft carriers]
5	GARIBALDI	EEC_ARCRFCRRCLS_GARIBALDI	Italy Giuseppe Garibaldi VSTOL.	IR	[WNT, Europe, Italy, Aircraft carriers]
6	INVINCIBLE	EEC_ARCRFCRRCLS_INVINCIBLE	UK Invincible class VSTOL.	IR	[WNT, Europe, United Kingdom, Aircraft carriers]
7	KENNEDY	EEC_ARCRFCRRCLS_KENNEDY	US Navy John F. Kennedy multirole.	IR	[WNT, United States, United States navy, Aircraft carriers]
8	KITTY_HAWK	EEC_ARCRFCRRCLS_KITTY_HAWK	US Navy Kitty Hawk class multirole.	IR	[WNT, United States, United States navy, Aircraft carriers]
9	KUZNETSOV	EEC_ARCRFCRRCLS_KUZNETSOV	Russia Kuznetsov multirole.	IR	[WNT, Europe, Russia, Aircraft carriers]
10	NAREUBET	EEC_ARCRFCRRCLS_NAREUBET	Thailand Chakri Nareubet small VSTOL.	IR	[WNT, Asia and the pacific, Thailand, Aircraft carriers]
11	NIMITZ	EEC_ARCRFCRRCLS_NIMITZ	US Navy Nimitz class multirole.	IR	[WNT, United States, United States navy, Aircraft carriers]
12	SAO_PAULO	EEC_ARCRFCRRCLS_SAO_PAULO	Brazil Sao Paulo light (Clemenceau class).	IR	[WNT, North, South and Central America, Brazil, Aircraft carriers]
13	VIRAAT	EEC_ARCRFCRRCLS_VIRAAT	India Viraat VSTOL.	IR	[WNT, Asia and the pacific, India, Aircraft carriers]

EDCS Group Labels: AIR_TRNSP, HYDROGRAPHIC_TRNSP, TRNSP, VEHICLE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_FUNCTION

EDCS Attribute Code: 71

Definition:
The operating function of an <AIRCRAFT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AGRICULTURE	EEC_ARCRFFN_AGRICULTURE	Applies seed, pesticides, and/or herbicides in agricultural <TERRAIN_SURFACE_REGION>s.	n/a
2	AIR_DEFENCE	EEC_ARCRFFN_AIR_DEFENCE	Engages in air defence operations.	IR	[J1-02]
3	AMBULANCE	EEC_ARCRFFN_AMBULANCE	Transports sick and/or injured; ambulance operations.	n/a		[SOED, "ambulance", 2]
4	ASW	EEC_ARCRFFN_ASW	Engages in ASW operations.	IR	[APDS, "antisubmarine"]
5	ATTACK	EEC_ARCRFFN_ATTACK	Engages in attack combat operations.	n/a		[SOED, "attack", 1]
6	BOMBER	EEC_ARCRFFN_BOMBER	Carries and drops bombs; a bomber.	n/a		[SOED, "bomber", 2]
7	CARGO	EEC_ARCRFFN_CARGO	Transports <CARGO>.	n/a		[SOED, "cargo"]
8	COMMAND_AND_CONTROL	EEC_ARCRFFN_COMMAND_AND_CONTROL	Operates in a command and control mode.	n/a
9	COMMERCIAL	EEC_ARCRFFN_COMMERCIAL	Engages in commercial operations.	n/a		[SOED, "commercial"]
10	EARLY_WARNING	EEC_ARCRFFN_EARLY_WARNING	Utilizes long-range radar to detect approaching <AIRCRAFT> and/or <MISSILE>s; early warning operations.	n/a		[SOED, "warning"]
11	ELECTRONIC_WARFARE	EEC_ARCRFFN_ELECTRONIC_WARFARE	Engages in electronic warfare operations.	n/a
12	EXPERIMENTAL	EEC_ARCRFFN_EXPERIMENTAL	Engages in experimental operations.	n/a		[SOED, "experimental", 1b]
13	FIGHTER	EEC_ARCRFFN_FIGHTER	Engages in aerial combat; fighter operations.	n/a		[SOED, "fighter", 2]
14	OBSERVATION	EEC_ARCRFFN_OBSERVATION	Makes observations and records phenomena with instruments.	n/a		[SOED, "observation", 3a]
15	PASSENGER	EEC_ARCRFFN_PASSENGER	Carries passengers.	n/a		[SOED, "passenger"]
16	PATROL	EEC_ARCRFFN_PATROL	Engages in patrol operations.	n/a		[SOED, "patrol", 1]
17	RECONNAISSANCE	EEC_ARCRFFN_RECONNAISSANCE	Engages in reconnaissance operations.	n/a		[SOED, "reconnaissance", 1]
18	RESEARCH	EEC_ARCRFFN_RESEARCH	Engages in research operations.	n/a		[SOED, "research]
19	SCOUT	EEC_ARCRFFN_SCOUT	Engages in scout operations.	n/a
20	SEARCH_AND_RESCUE	EEC_ARCRFFN_SEARCH_AND_RESCUE	Engages in search and rescue operations.	IR	[APDS, "search and rescue"]
21	SPECIAL_ELECTRONIC	EEC_ARCRFFN_SPECIAL_ELECTRONIC	Engages in special electronic operations.	n/a
22	SPECIAL_OPERATIONS	EEC_ARCRFFN_SPECIAL_OPERATIONS	Engages in special military operations.	n/a
23	STRIKE	EEC_ARCRFFN_STRIKE	Engages in military <<<ATTACK>>>, assault, and/or strike operations.	n/a
24	SURVEILLANCE	EEC_ARCRFFN_SURVEILLANCE	Engages in surveillance operations.	n/a		[SOED, "surveillance"]
25	TANKER	EEC_ARCRFFN_TANKER	Transports liquids (for example: <PETROLEUM>) in bulk; tanker operations.	n/a		[SOED, "tanker"]
26	TARGET	EEC_ARCRFFN_TARGET	Serves as a target for training exercises and/or experimentation.	n/a		[SOED, "target"]
27	TRAINER	EEC_ARCRFFN_TRAINER	Engages in training operations.	n/a		[SOED, "trainer"]
28	TRANSPORT	EEC_ARCRFFN_TRANSPORT	Transports <EQUIPMENT>, <HUMAN>s, and/or <SUPPLIES_AND_EXPENDABLES>.	n/a		[SOED, "transport"]
29	UTILITY	EEC_ARCRFFN_UTILITY	Engages in utility operations.	n/a

EDCS Group Labels: AIR_TRNSP, TRNSP, VEHICLE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_ICING_INTENSITY

EDCS Attribute Code: 72

Definition:
The estimated intensity of the accumulation of <ICE> on exposed <SURFACE>s of an <AIRCRAFT> that is formed as the <AIRCRAFT> is flown through supercooled drops of <WATER> in <CLOUD>s or <RAIN>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	NO_ICING	EEC_ARCRFICINGINT_NO_ICING	No icing.	IR	[WMO306, VI.2, Code Table 020041]
2	TRACE	EEC_ARCRFICINGINT_TRACE	The rate of accumulation becomes perceptible; trace. The rate of accumulation is slightly greater than the rate of sublimation. It is not hazardous even though de-icing/anti-icing <EQUIPMENT> is not utilized unless encountered for an extended period of time (over 1 hour).	IR	[AWS, Table 3.4]
3	TRACE_IN_CLOUD	EEC_ARCRFICINGINT_TRACE_IN_CLOUD	<<<TRACE>>> icing occurring in <CLOUD>s.	IR	[WMO306, VI.2, Code Table 020041]
4	TRACE_IN_PRECIP	EEC_ARCRFICINGINT_TRACE_IN_PRECIP	<<<TRACE>>> icing occurring in <PRECIPITATION>.	IR	[WMO306, VI.2, Code Table 020041]
5	LIGHT	EEC_ARCRFICINGINT_LIGHT	The rate of accumulation may create a problem if flight is prolonged in this environment (over 1 hour); light. Occasional use of de-icing/anti-icing <EQUIPMENT> removes/prevents accumulation. Icing does not present a problem if the de-icing/anti-icing <EQUIPMENT> is used.	IR	[AWS, Table 3.4]
6	LIGHT_IN_CLOUD	EEC_ARCRFICINGINT_LIGHT_IN_CLOUD	<<<LIGHT>>> icing occurring in <CLOUD>s.	IR	[WMO306, VI.2, Code Table 020041]
7	LIGHT_IN_PRECIP	EEC_ARCRFICINGINT_LIGHT_IN_PRECIP	<<<LIGHT>>> icing occurring in <PRECIPITATION>.	IR	[WMO306, VI.2, Code Table 020041]
8	MODERATE	EEC_ARCRFICINGINT_MODERATE	The rate of accumulation is such that even short encounters become potentially hazardous; moderate. Use of de-icing/anti-icing <EQUIPMENT> and/or flight diversion is necessary.	IR	[AWS, Table 3.4]
9	MODERATE_IN_CLOUD	EEC_ARCRFICINGINT_MODERATE_IN_CLOUD	<<<MODERATE>>> icing occurring in <CLOUD>s.	IR	[WMO306, VI.2, Code Table 020041]
10	MODERATE_IN_PRECIP	EEC_ARCRFICINGINT_MODERATE_IN_PRECIP	<<<MODERATE>>> icing occurring in <PRECIPITATION>.	IR	[WMO306, VI.2, Code Table 020041]
11	SEVERE	EEC_ARCRFICINGINT_SEVERE	The rate of accumulation is such that de-icing/anti-icing <EQUIPMENT> fails to reduce or control the hazard; severe. Immediate flight diversion is necessary.	IR	[AWS, Table 3.4]
12	SEVERE_IN_CLOUD	EEC_ARCRFICINGINT_SEVERE_IN_CLOUD	<<<SEVERE>>> icing occurring in <CLOUD>s.	IR	[WMO306, VI.2, Code Table 020041]
13	SEVERE_IN_PRECIP	EEC_ARCRFICINGINT_SEVERE_IN_PRECIP	<<<SEVERE>>> icing occurring in <PRECIPITATION>.	IR	[WMO306, VI.2, Code Table 020041]

EDCS Group Labels: AIR_TRNSP, ICE, TRNSP, VEHICLE

Reference Type: IR

Reference: [AWS, Table 3.4]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_ICING_LEVEL_BASE_ALTITUDE

EDCS Attribute Code: 73

Definition:
The estimated <<ALTITUDE_MSL>> of the lower <SURFACE> of a layer in the <ATMOSPHERE> at which an <AIRCRAFT> can be expected to experience icing.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, ICE, LOCATION, TRNSP

Reference Type: IR

Reference: [WMO182, "icing level"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_ICING_LEVEL_TOP_ALTITUDE

EDCS Attribute Code: 74

Definition:
The estimated <<ALTITUDE_MSL>> of the upper <SURFACE> of a layer in the <ATMOSPHERE> at which an <AIRCRAFT> can be expected to experience icing.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, ICE, LOCATION, TRNSP

Reference Type: IR

Reference: [WMO182, "icing level"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_ICING_TYPE

EDCS Attribute Code: 75

Definition:
The type of <ICE> that is expected to accumulate on the <SURFACE> of an <AIRCRAFT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	CLEAR	EEC_ARCRFICINGTY_CLEAR	Relatively transparent <ICE> having a homogeneous structure and few pockets of <AIR>.	IR	[APDS, "clear ice"]
2	FROST	EEC_ARCRFICINGTY_FROST	A white, feathery deposit of interlocking crystals of <ICE> formed by the sublimation of water vapour on a <SURFACE> whose <<TEMPERATURE>> is below freezing.	IR	[APDS, "frost"]
3	MIXED	EEC_ARCRFICINGTY_MIXED	Combination of <<<CLEAR>>>, <<<RIME>>>, and/or <<<FROST>>>; mixed.	n/a
4	NONE_PRESENT	EEC_ARCRFICINGTY_NONE_PRESENT	No icing is present.	n/a
5	RIME	EEC_ARCRFICINGTY_RIME	<RIME>.	n/a

EDCS Group Labels: AIR_TRNSP, ICE, TRNSP, VEHICLE

Reference Type: IR

Reference: [GMET, "aircraft icing"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_LANDING_GEAR_DEPLOYED_POSITION

EDCS Attribute Code: 76

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fractional deployment of the landing gear of an <AIRCRAFT>. Zero means fully retracted and one means fully deployed.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: AIR_TRNSP, RATE_OR_RATIO, TRNSP, VEHICLE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_LOAD_RESTRICTIONS

EDCS Attribute Code: 77

Definition:
The description of any load restrictions that apply to <AIRCRAFT> using a <FACILITY>.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: AIR_TRNSP, TRNSP, VEHICLE

Reference Type: IR

Reference: [FACC, Annex B: ALC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_PROPULSION_TYPE

EDCS Attribute Code: 78

Definition:
The type of propulsion of an <AIRCRAFT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ELECTRIC	EEC_ARCRFPRPLTY_ELECTRIC	Using an electric motor.	n/a
2	JET	EEC_ARCRFPRPLTY_JET	Using a means of jet propulsion.	n/a		[SOED, "jet", 2]
3	RECIPROCATING_ENGINE	EEC_ARCRFPRPLTY_RECIPROCATING_ENGINE	Using a piston or pistons moving up and down in cylinders; a reciprocating engine.	n/a
4	ROCKET	EEC_ARCRFPRPLTY_ROCKET	Using a means of rocket propulsion.	n/a
5	TURBOPROP	EEC_ARCRFPRPLTY_TURBOPROP	Using a <<<JET>>> that also drives a propeller; a turboprop.	n/a		[SOED, "turbo-"]

EDCS Group Labels: AIR_TRNSP, TRNSP, VEHICLE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_TURBULENCE_BASE_ALTITUDE

EDCS Attribute Code: 79

Definition:
The <<ALTITUDE_MSL>> of the lower <SURFACE> of a layer of <ATMOSPHERE> that is turbulent to <AIRCRAFT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, ATMOSPHERE, LOCATION, TRNSP

Reference Type: IR

Reference: [JMCDM, "AIRCRAFT-TURBULENCE-OBSERVATION base dimension"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_TURBULENCE_FREQUENCY

EDCS Attribute Code: 80

Definition:
The rate of occurrence of turbulence experienced by <AIRCRAFT>; aircraft turbulence frequency.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	CONTINUOUS	EEC_ARCRFTURBFREQ_CONTINUOUS	Greater than two thirds of the time; continuous.	IR	[AIM, Table 7-1-7]
2	FREQUENT	EEC_ARCRFTURBFREQ_FREQUENT	Frequent.	IR	[WMO306, Part a, Code Table 0300]
3	INFREQUENT	EEC_ARCRFTURBFREQ_INFREQUENT	Infrequent.	IR	[WMO306, Part a, Code Table 0300]
4	INTERMITTENT	EEC_ARCRFTURBFREQ_INTERMITTENT	Greater than or equal to one third of the time and less than or equal to two thirds of the time; intermittent.	IR	[AIM, Table 7-1-7]
5	NONE_OCCURRING	EEC_ARCRFTURBFREQ_NONE_OCCURRING	None occurring.	IR	[JMCDM, "AIRCRAFT-TURBULENCE-OBSERVATION frequency code"]
6	OCCASIONAL	EEC_ARCRFTURBFREQ_OCCASIONAL	Less than one third of the time; occasional.	IR	[AIM, Table 7-1-7]

EDCS Group Labels: AIR_TRNSP, ATMOSPHERE, TRNSP

Reference Type: IR

Reference: [JMCDM, "AIRCRAFT-TURBULENCE-OBSERVATION frequency code"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_TURBULENCE_INTENSITY

EDCS Attribute Code: 81

Definition:
The intensity of turbulence experienced by <AIRCRAFT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	NO_TURBULENCE	EEC_ARCRFTURBINT_NO_TURBULENCE	No turbulence.	IR	[AWS, Table 3.3]
2	LIGHT	EEC_ARCRFTURBINT_LIGHT	Turbulence that momentarily causes slight, erratic changes in <AIRCRAFT> altitude and/or attitude (pitch, roll, yaw) or turbulence that causes slight, rapid and somewhat rhythmic bumpiness without appreciable changes in <AIRCRAFT> altitude or attitude; light.	IR	[AWS, Table 3.3]
3	LIGHT_TO_MODERATE	EEC_ARCRFTURBINT_LIGHT_TO_MODERATE	Between <<<LIGHT>>> and <<<MODERATE>>>.	IR	[JMCDM, "AIRCRAFT-TURBULENCE-OBSERVATION intensity code", 2]
4	MODERATE	EEC_ARCRFTURBINT_MODERATE	Turbulence that causes changes in <AIRCRAFT> altitude and/or attitude occurs but the <AIRCRAFT> remains in positive control at all times despite variations in indicated airspeed, or turbulence that is similar to <<<LIGHT>>> but of greater intensity, causing rapid bumps or jolts without appreciable changes in <AIRCRAFT> altitude or attitude; moderate.	IR	[AWS, Table 3.3]
5	MODERATE_TO_SEVERE	EEC_ARCRFTURBINT_MODERATE_TO_SEVERE	Between <<<MODERATE>>> and <<<SEVERE>>>.	IR	[JMCDM, "AIRCRAFT-TURBULENCE-OBSERVATION intensity code", 4]
6	SEVERE	EEC_ARCRFTURBINT_SEVERE	Turbulence that causes large, abrupt changes in <AIRCRAFT> altitude and/or attitude with large variations in indicated airspeed and momentary loss of control; severe.	IR	[AWS, Table 3.3]
7	SEVERE_TO_EXTREME	EEC_ARCRFTURBINT_SEVERE_TO_EXTREME	Between <<<SEVERE>>> and <<<EXTREME>>>.	IR	[JMCDM, "AIRCRAFT-TURBULENCE-OBSERVATION intensity code", 6]
8	EXTREME	EEC_ARCRFTURBINT_EXTREME	Turbulence in which the <AIRCRAFT> is violently tossed about, is practically impossible to control and may cause structural damage; extreme.	IR	[AWS, Table 3.3]

EDCS Group Labels: AIR_TRNSP, ATMOSPHERE, TRNSP

Reference Type: IR

Reference: [AIM]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_TURBULENCE_TOP_ALTITUDE

EDCS Attribute Code: 82

Definition:
The <<ALTITUDE_MSL>> of the upper <SURFACE> of a layer of <ATMOSPHERE> that is turbulent to <AIRCRAFT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, ATMOSPHERE, LOCATION, TRNSP

Reference Type: IR

Reference: [JMCDM, "AIRCRAFT-TURBULENCE-OBSERVATION top dimension"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRCRAFT_TYPE

EDCS Attribute Code: 83

Definition:
The type of an <AIRCRAFT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AIRSHIP	EEC_ARCRFTY_AIRSHIP	<AIRSHIP>.	n/a
2	AMPHIBIOUS	EEC_ARCRFTY_AMPHIBIOUS	Designed to take off and land on <WATERBODY>s.	n/a
3	BALLOON	EEC_ARCRFTY_BALLOON	<BALLOON>.	n/a
4	BLIMP	EEC_ARCRFTY_BLIMP	<BLIMP>.	n/a
5	DIRIGIBLE	EEC_ARCRFTY_DIRIGIBLE	<DIRIGIBLE>.	n/a
6	DRONE	EEC_ARCRFTY_DRONE	Pilotless and designed for remote control operation; a drone.	IR	[J1-02]
7	FIXED_WING	EEC_ARCRFTY_FIXED_WING	Designed with fixed wings.	n/a
8	GLIDER	EEC_ARCRFTY_GLIDER	Designed to fly for long <<TIME_QUANTITY>>s without power; a glider.	n/a		[SOED, "glider", 2]
9	LIGHT	EEC_ARCRFTY_LIGHT	Designed with reduced range and payload, generally for private or light commercial use.	n/a
10	ROTARY_WING	EEC_ARCRFTY_ROTARY_WING	Designed with wings that provide lift and sometimes thrust by rotating about a vertical or near-vertical axis.	IR	[APDS, "rotary-wing aircraft"]
11	SPACEPLANE	EEC_ARCRFTY_SPACEPLANE	Designed for limited flight in <SPACE>; a spaceplane.	n/a
12	STOL	EEC_ARCRFTY_STOL	Designed for STOL operations.	IR	[J1-02]
13	UNMANNED_AUTONOMOUS	EEC_ARCRFTY_UNMANNED_AUTONOMOUS	Designed for unmanned autonomous flight.	n/a		[SOED, "unmanned", 1]
14	VARIABLE_WING	EEC_ARCRFTY_VARIABLE_WING	Designed with a variable position wing system for alteration of its shape to facilitate a wider range of performance.	n/a
15	VTOL	EEC_ARCRFTY_VTOL	Designed for VTOL operations.	IR	[J1-02]

EDCS Group Labels: AIR_TRNSP, TRNSP, VEHICLE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRSPACE_ALTITUDE_LIMITS

EDCS Attribute Code: 84

Definition:
The description of the altitude limits of a <SPECIAL_USE_AIRSPACE> relative to a <<ATM_VERTICAL_REFERENCE>>.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: AIR_TRNSP, DEMARCATION, TRNSP, USAGE_REGION

Reference Type: IR

Reference: [FACC, Annex B: SUA]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRSPACE_IDENTIFIER

EDCS Attribute Code: 85

Definition:
The textual identifier of an <AIRSPACE>.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: AIR_TRNSP, IDENTIFICATION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: AIA]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRSPACE_LIMITATION

EDCS Attribute Code: 86

Definition:
The type of <AIRSPACE> wherein activities must be confined because of their nature and/or wherein limitations may be imposed upon <AIRCRAFT> operations.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AIR_EXERCISE	EEC_ARSPCLIMIT_AIR_EXERCISE	Air exercise <REGION>.	IR	[FACC, Annex B, AUL:16]
2	ALERT	EEC_ARSPCLIMIT_ALERT	Alert <REGION>.	IR	[FACC, Annex B, AUL:5]
3	ANIMAL_PROTECTION	EEC_ARSPCLIMIT_ANIMAL_PROTECTION	Permanent protection <REGION> containing wild <ANIMAL>s (especially <BIRD>s) and/or sensitive livestock.	IR	[FACC, Annex B, AUL:23]
4	BIRD_BREEDING	EEC_ARSPCLIMIT_BIRD_BREEDING	Temporary protection <REGION> supporting nesting and breeding of wild <BIRD>s.	n/a
5	BIRD_HAZARD	EEC_ARSPCLIMIT_BIRD_HAZARD	Hazards present due to <BIRD>s.	IR	[FACC, Annex B, AUL:19]
6	BIRD_SANCTUARY	EEC_ARSPCLIMIT_BIRD_SANCTUARY	Sanctuary for <BIRD>s.	IR	[FACC, Annex B, AUL:18]
7	CAUTION	EEC_ARSPCLIMIT_CAUTION	Caution <REGION>.	IR	[FACC, Annex B, AUL:34]
8	CONTROLLED_FIRING	EEC_ARSPCLIMIT_CONTROLLED_FIRING	Controlled, firing <REGION>.	IR	[FACC, Annex B, AUL:8]
9	DANGER	EEC_ARSPCLIMIT_DANGER	Danger <REGION>.	IR	[FACC, Annex B, AUL:1]
10	DEFENCE	EEC_ARSPCLIMIT_DEFENCE	Defence <REGION>.	IR	[FACC, Annex B, AUL:7]
11	GAS_VENTING_STATION	EEC_ARSPCLIMIT_GAS_VENTING_STATION	Gas venting station.	IR	[FACC, Annex B, AUL:12]
12	HAZARD_TO_AIRCRAFT	EEC_ARSPCLIMIT_HAZARD_TO_AIRCRAFT	Hazard to <AIRCRAFT>.	IR	[FACC, Annex B, AUL:11]
13	HELICOPTER_PROTECTION	EEC_ARSPCLIMIT_HELICOPTER_PROTECTION	Protection for <HELICOPTER>s.	IR	[FACC, Annex B, AUL:15]
14	HIGH_INTENSITY_RADIO	EEC_ARSPCLIMIT_HIGH_INTENSITY_RADIO	High-intensity radio transmissions in vicinity.	IR	[FACC, Annex B, AUL:29]
15	INDUSTRIAL_HAZARDS	EEC_ARSPCLIMIT_INDUSTRIAL_HAZARDS	Industrial hazards or <OBJECT>s needing protection.	IR	[FACC, Annex B, AUL:20]
16	INTENSE_AIR_ACTIVITY	EEC_ARSPCLIMIT_INTENSE_AIR_ACTIVITY	Intense air activity <REGION>.	IR	[FACC, Annex B, AUL:17]
17	LOW_FLY_AVOIDANCE	EEC_ARSPCLIMIT_LOW_FLY_AVOIDANCE	Low-flying avoidance <REGION>.	IR	[FACC, Annex B, AUL:22]
18	LOW_FLY_DEDICATED_USER	EEC_ARSPCLIMIT_LOW_FLY_DEDICATED_USER	Low-flying dedicated user area.	IR	[FACC, Annex B, AUL:25]
19	LOW_FLY_TACTICAL_TRAINING	EEC_ARSPCLIMIT_LOW_FLY_TACTICAL_TRAINING	Low-flying tactical training area.	IR	[FACC, Annex B, AUL:24]
20	MEDICAL	EEC_ARSPCLIMIT_MEDICAL	Health resorts and/or medical establishments.	IR	[FACC, Annex B, AUL:21]
21	MICROLIGHT_FLYING	EEC_ARSPCLIMIT_MICROLIGHT_FLYING	Intensive microlight or ultralight flying <REGION>.	IR	[FACC, Annex B, AUL:26]
22	MILITARY_FLYING	EEC_ARSPCLIMIT_MILITARY_FLYING	Military flying zone.	IR	[FACC, Annex B, AUL:30]
23	MILITARY_OPERATIONS	EEC_ARSPCLIMIT_MILITARY_OPERATIONS	Military operations zone.	IR	[FACC, Annex B, AUL:28]
24	NATURE_RESERVE	EEC_ARSPCLIMIT_NATURE_RESERVE	<NATURE_RESERVE>, <PARK>, or conservation <REGION> to be avoided.	IR	[FACC, Annex B, AUL:14]
25	NON_FREE_FLYING	EEC_ARSPCLIMIT_NON_FREE_FLYING	No free-flying.	IR	[FACC, Annex B, AUL:32]
26	OPERATING	EEC_ARSPCLIMIT_OPERATING	Operating <REGION>.	IR	[FACC, Annex B, AUL:31]
27	PARACHUTE_DROP_ZONE	EEC_ARSPCLIMIT_PARACHUTE_DROP_ZONE	Parachute drop zone.	IR	[FACC, Annex B, AUL:10]
28	PROHIBITED	EEC_ARSPCLIMIT_PROHIBITED	Prohibited <REGION>.	IR	[FACC, Annex B, AUL:2]
29	PROHIBITED_VFR	EEC_ARSPCLIMIT_PROHIBITED_VFR	Prohibited - VFR.	IR	[FACC, Annex B, AUL:4]
30	PROVOST_MARSHAL	EEC_ARSPCLIMIT_PROVOST_MARSHAL	Limitations on use imposed by local military police under the direction of the Provost Marshal.	IR	[FACC, Annex B, AUL:27]
31	RESTRICTED	EEC_ARSPCLIMIT_RESTRICTED	Restricted <REGION>.	IR	[FACC, Annex B, AUL:3]
32	SPARSELY_SETTLED	EEC_ARSPCLIMIT_SPARSELY_SETTLED	Sparsely settled <REGION>.	IR	[FACC, Annex B, AUL:33]
33	TEMPORARY_RESERVED	EEC_ARSPCLIMIT_TEMPORARY_RESERVED	Temporary reserved <REGION>.	IR	[FACC, Annex B, AUL:9]
34	TOWN_TO_BE_AVOIDED	EEC_ARSPCLIMIT_TOWN_TO_BE_AVOIDED	<TOWN> to be avoided.	IR	[FACC, Annex B, AUL:13]
35	WARNING	EEC_ARSPCLIMIT_WARNING	Warning <REGION>.	IR	[FACC, Annex B, AUL:6]

EDCS Group Labels: AIR_TRNSP, TRNSP, USAGE_REGION

Reference Type: IR

Reference: [FACC, Annex B: AUL]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRSPACE_OPERATING_RESTRICTIONS

EDCS Attribute Code: 87

Definition:
The status of an <AIRSPACE> and any operating restrictions that are applicable.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: AIR_TRNSP, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: AUS]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_AIRSPACE_TYPE

EDCS Attribute Code: 88

Definition:
The type of designated <AIRSPACE> within which some or all <AIRCRAFT> may be subject to air traffic control.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ACC	EEC_ARSPCTY_ACC	The <REGION> associated with an ACC.	IR	[FACC, Annex B, AUB:13]
2	ADVISORY	EEC_ARSPCTY_ADVISORY	The <REGION> within 16,09 kilometres (10 statute miles) of an <AERODROME> where a <CONTROL_TOWER> is not operating but where a FSS is located; an advisory region. At such <LOCATION>s, the FSS provides advisory service to arriving and departing <AIRCRAFT>.	IR	[FACC, Annex B, AUB:7]	[AIM]
3	AERODROME_ADVISORY	EEC_ARSPCTY_AERODROME_ADVISORY	An advisory <REGION> for an <AERODROME>.	IR	[FACC, Annex B, AUB:47]
4	AERODROME_CZ	EEC_ARSPCTY_AERODROME_CZ	An aerodrome <<<CONTROL_ZONE>>>.	IR	[FACC, Annex B, AUB:44]
5	AERODROME_RADAR_SERVICE	EEC_ARSPCTY_AERODROME_RADAR_SERVICE	A radar service <REGION> for an <AERODROME>.	IR	[FACC, Annex B, AUB:46]
6	AERODROME_TRAFFIC_ZONE	EEC_ARSPCTY_AERODROME_TRAFFIC_ZONE	An Aerodrome Traffic Zone.	IR	[FACC, Annex B, AUB:43]
7	AIR_DEFENCE_IDZ	EEC_ARSPCTY_AIR_DEFENCE_IDZ	An Air Defence Identification Zone.	IR	[FACC, Annex B, AUB:32]
8	AIR_TO_AIR_REFUELLING	EEC_ARSPCTY_AIR_TO_AIR_REFUELLING	An air-to-air refuelling area/track/route.	IR	[FACC, Annex B, AUB:27]
9	ALTIMETER_SETTING_REGION	EEC_ARSPCTY_ALTIMETER_SETTING_REGION	A geographical <REGION> for which the lowest value of QNH is forecast hourly and relayed by air traffic control centres; an altimeter setting region.	IR	[FACC, Annex B, AUB:11]
10	ARTCC	EEC_ARSPCTY_ARTCC	The <REGION> associated with an ARTCC.	IR	[FACC, Annex B, AUB:58]
11	ARTCC_SECTOR_DISCRETE	EEC_ARSPCTY_ARTCC_SECTOR_DISCRETE	A discrete sector of an ARTCC.	IR	[FACC, Annex B, AUB:59]
12	BUFFER_ZONE	EEC_ARSPCTY_BUFFER_ZONE	A buffer zone.	IR	[FACC, Annex B, AUB:33]
13	CADIZ	EEC_ARSPCTY_CADIZ	A CADIZ.	IR	[FACC, Annex B, AUB:37]
14	CCA	EEC_ARSPCTY_CCA	A CCA.	IR	[FACC, Annex B, AUB:28]
15	CONTROL_AREA	EEC_ARSPCTY_CONTROL_AREA	A Control Area (CTA).	IR	[FACC, Annex B, AUB:23]
16	CONTROL_ZONE	EEC_ARSPCTY_CONTROL_ZONE	A <<<CONTROLLED_AIRSPACE>>> extending upwards from ground level to a specified upper limit; a protected <AIRSPACE> surrounding an <AERODROME> bounded by a circle of 3,70 kilometres (2 nautical miles) or 4,63 kilometres (2,5 nautical miles) <<RADIUS>> (depending on <<LENGTH>> of <RUNWAY>) centred on the mid-point of the longest <RUNWAY>; a control zone or region.	IR	[FACC, Annex B, AUB:3]
17	CONTROLLED_AIRSPACE	EEC_ARSPCTY_CONTROLLED_AIRSPACE	A <CONTROLLED_AIRSPACE>.	n/a		[FACC, Annex B, AUB:49]
18	CONTROLLED_VFR	EEC_ARSPCTY_CONTROLLED_VFR	A controlled VFR.	IR	[FACC, Annex B, AUB:50]
19	DEWIZ	EEC_ARSPCTY_DEWIZ	A DEWIZ.	IR	[FACC, Annex B, AUB:35]
20	DEWMIZ	EEC_ARSPCTY_DEWMIZ	A DEWMIZ.	IR	[FACC, Annex B, AUB:34]
21	FIC_FSS	EEC_ARSPCTY_FIC_FSS	The <REGION> associated with a FIC/FSS.	IR	[FACC, Annex B, AUB:56]
22	FLIGHT_INR	EEC_ARSPCTY_FLIGHT_INR	A <REGION> where a variety of flight information (but not flight control) is provided by specific Flight Information Centres; a flight information region. EXAMPLE The United Kingdom has two flight information regions, London and Scottish.	IR	[FACC, Annex B, AUB:1]
23	FRENCH_PERIPHERAL_IDZ	EEC_ARSPCTY_FRENCH_PERIPHERAL_IDZ	A French peripheral IDZ.	IR	[FACC, Annex B, AUB:36]
24	KOREA_LIMITED_IDZ	EEC_ARSPCTY_KOREA_LIMITED_IDZ	A Korea limited IDZ.	IR	[FACC, Annex B, AUB:41]
25	LFLY_AREA	EEC_ARSPCTY_LFLY_AREA	A low-flying area.	IR	[FACC, Annex B, AUB:63]
26	LFLY_DEDICATED_USER	EEC_ARSPCTY_LFLY_DEDICATED_USER	A dedicated user <<<LFLY_AREA>>>.	IR	[FACC, Annex B, AUB:70]
27	LFLY_DIVIDING_LINE	EEC_ARSPCTY_LFLY_DIVIDING_LINE	A dividing line in a <<<LFLY_AREA>>>.	IR	[FACC, Annex B, AUB:68]
28	LFLY_FLOW_ARROW	EEC_ARSPCTY_LFLY_FLOW_ARROW	A flow arrow in a <<<LFLY_AREA>>>.	IR	[FACC, Annex B, AUB:67]
29	LFLY_FLOW_CORRIDOR	EEC_ARSPCTY_LFLY_FLOW_CORRIDOR	A flow corridor <BOUNDARY> in a <<<LFLY_AREA>>>.	IR	[FACC, Annex B, AUB:69]
30	LFLY_SUB_BOUNDARY	EEC_ARSPCTY_LFLY_SUB_BOUNDARY	A <BOUNDARY_COMPONENT> of a <<<LFLY_AREA>>>; low-fly sub-boundary.	IR	[FACC, Annex B, AUB:64]
31	LFLY_TACT_ROUTE	EEC_ARSPCTY_LFLY_TACT_ROUTE	A tactical route <BOUNDARY> in a <<<LFLY_AREA>>>.	IR	[FACC, Annex B, AUB:66]
32	LFLY_TACT_TRAINING	EEC_ARSPCTY_LFLY_TACT_TRAINING	A tactical training <<<LFLY_AREA>>>.	IR	[FACC, Annex B, AUB:65]
33	LFLY_WEATHER_CORRIDOR	EEC_ARSPCTY_LFLY_WEATHER_CORRIDOR	A weather corridor in a <<<LFLY_AREA>>>.	IR	[FACC, Annex B, AUB:71]
34	MANDATORY_RADIO_AREA	EEC_ARSPCTY_MANDATORY_RADIO_AREA	A mandatory radio area.	IR	[FACC, Annex B, AUB:53]
35	MIDCANADA_IDZ	EEC_ARSPCTY_MIDCANADA_IDZ	A mid-Canada IDZ.	IR	[FACC, Annex B, AUB:38]
36	MLTRY_ATZ	EEC_ARSPCTY_MLTRY_ATZ	A military ATZ.	IR	[FACC, Annex B, AUB:45]
37	MLTRY_CLIMB_CORRIDOR	EEC_ARSPCTY_MLTRY_CLIMB_CORRIDOR	A positive <CONTROLLED_AIRSPACE> of defined vertical and horizontal dimensions extending from a military <AERODROME>; a military climb corridor.	IR	[FACC, Annex B, AUB:10]	[AR310]
38	MLTRY_COMMON_AREA_CONTROL	EEC_ARSPCTY_MLTRY_COMMON_AREA_CONTROL	The <REGION> associated with a MCAC.	IR	[FACC, Annex B, AUB:61]
39	MLTRY_CTZ	EEC_ARSPCTY_MLTRY_CTZ	A protected <REGION> surrounding certain military <AERODROME>s that normally extends for a 9,26 kilometre (5 nautical mile) <<RADIUS>> around the <AERODROME> and upwards from the <SURFACE> to 914,4 metres (3 000 feet) above the level of the <AERODROME>; a military control zone or region. A 'stub' projection protects the final approach path to the main <RUNWAY> outwards from the <BOUNDARY> of the MATZ, enclosing a <REGION> 1,852 kilometre (two nautical mile) either side of the extended centre-line of the <RUNWAY> and upwards from 304,8 metres (1 000 feet) above the <SURFACE> to 914,4 metres (3 000 feet) above the <<ELEVATION>> of the <AERODROME>. Although recognition of a MATZ is not mandatory for civil <AIRCRAFT>, all MATZ <AERODROME>s offer a penetration service to civil traffic during operational hours.	IR	[FACC, Annex B, AUB: 4]
40	MLTRY_RADAR_SERVICE_AREA	EEC_ARSPCTY_MLTRY_RADAR_SERVICE_AREA	A mandatory <<<RADAR_SERVICE_AREA>>>.	IR	[FACC, Annex B, AUB:25]
41	MLTRY_SECTOR_CONTROL_CENTRE	EEC_ARSPCTY_MLTRY_SECTOR_CONTROL_CENTRE	The <REGION> associated with a military sector control centre (SCC-AM).	IR	[FACC, Annex B, AUB:57]
42	MLTRY_UPPER	EEC_ARSPCTY_MLTRY_UPPER	A military upper <REGION>.	IR	[FACC, Annex B, AUB:21]
43	MOUNTAINOUS	EEC_ARSPCTY_MOUNTAINOUS	A designated <MOUNTAINOUS_REGION>.	IR	[FACC, Annex B, AUB:12]
44	OCA	EEC_ARSPCTY_OCA	A US FAA OCA.	IR	[FACC, Annex B, AUB:30]
45	OCA_NON_FAA	EEC_ARSPCTY_OCA_NON_FAA	An OCA other than FAA; a non-FAA OCA.	IR	[FACC, Annex B, AUB:29]
46	POSITIVE_CONTROL_AREA	EEC_ARSPCTY_POSITIVE_CONTROL_AREA	A positive <<<CONTROL_AREA>>>.	IR	[FACC, Annex B, AUB:51]
47	POSITIVE_CZ	EEC_ARSPCTY_POSITIVE_CZ	A positive <<<CONTROL_ZONE>>>.	IR	[FACC, Annex B, AUB:52]
48	RADAR_AREA	EEC_ARSPCTY_RADAR_AREA	A radar area.	IR	[FACC, Annex B, AUB:14]
49	RADAR_AREA_SECTOR_BOUNDARY	EEC_ARSPCTY_RADAR_AREA_SECTOR_BOUNDARY	A sector <BOUNDARY> of a <<<RADAR_AREA>>>.	IR	[FACC, Annex B, AUB:15]
50	RADAR_SERVICE_AREA	EEC_ARSPCTY_RADAR_SERVICE_AREA	A radar service area.	IR	[FACC, Annex B, AUB:16]
51	SAL_ENTRY	EEC_ARSPCTY_SAL_ENTRY	A special access lane entry.	IR	[FACC, Annex B, AUB:54]
52	SAL_EXIT	EEC_ARSPCTY_SAL_EXIT	A special access lane exit.	IR	[FACC, Annex B, AUB:55]
53	SECURITY_IDZ	EEC_ARSPCTY_SECURITY_IDZ	A security IDZ.	IR	[FACC, Annex B, AUB:39]
54	SPC_RULES_AREA	EEC_ARSPCTY_SPC_RULES_AREA	A Special Rules Area (SRA).	IR	[FACC, Annex B, AUB:24]
55	SPC_RULES_ZONE	EEC_ARSPCTY_SPC_RULES_ZONE	A protected <AIRSPACE> surrounding an <AERODROME> and extending from the <SURFACE> upwards to a specific level that affords safety to air traffic movements; a Special Rules Zone (SRZ). Designated in the vicinity of <AERODROME>s when the traffic level does not warrant the establishment of a CZ.	IR	[FACC, Annex B, AUB:6]
56	SUB_FLIGHT_INR	EEC_ARSPCTY_SUB_FLIGHT_INR	A sub-flight INR.	IR	[FACC, Annex B, AUB:2]
57	TERMINAL_CONTROL	EEC_ARSPCTY_TERMINAL_CONTROL	A <REGION> of <CONTROLLED_AIRSPACE> at the intersection of airways in the vicinity of control zones around major <AERODROME>s; a terminal control region.	IR	[FACC, Annex B, AUB:8]
58	TERMINAL_RADAR_SERVICE_AREA	EEC_ARSPCTY_TERMINAL_RADAR_SERVICE_AREA	A terminal <<<RADAR_SERVICE_AREA>>>.	IR	[FACC, Annex B, AUB:17]
59	TRAFFIC_INZ	EEC_ARSPCTY_TRAFFIC_INZ	A traffic INZ.	IR	[FACC, Annex B, AUB:62]
60	TRAINING	EEC_ARSPCTY_TRAINING	A <REGION> designated for training.	IR	[FACC, Annex B, AUB:26]
61	TRANSITION_AREA	EEC_ARSPCTY_TRANSITION_AREA	A transition area.	IR	[FACC, Annex B, AUB:18]
62	UNCONTROLLED_AIRSPACE	EEC_ARSPCTY_UNCONTROLLED_AIRSPACE	<UNCONTROLLED_AIRSPACE>.	n/a		[FACC, Annex B, AUB:48]
63	UPPER_ADVISORY_AREA	EEC_ARSPCTY_UPPER_ADVISORY_AREA	An upper advisory area.	IR	[FACC, Annex B, AUB:22]
64	UPPER_AIRSPACE_CENTRES	EEC_ARSPCTY_UPPER_AIRSPACE_CENTRES	An upper airspace centres operational air traffic.	IR	[FACC, Annex B, AUB:31]
65	UPPER_CONTROL_AREA	EEC_ARSPCTY_UPPER_CONTROL_AREA	An upper <<<CONTROL_AREA>>>.	IR	[FACC, Annex B, AUB:20]
66	UPPER_FLIGHT_INR	EEC_ARSPCTY_UPPER_FLIGHT_INR	An upper <<<FLIGHT_INR>>>.	IR	[FACC, Annex B, AUB:19]
67	VFR_SECTOR_BOUNDARY	EEC_ARSPCTY_VFR_SECTOR_BOUNDARY	A VFR sector <BOUNDARY>.	IR	[FACC, Annex B, AUB:60]
68	ZONE_OF_INTERIOR	EEC_ARSPCTY_ZONE_OF_INTERIOR	A zone of interior.	IR	[FACC, Annex B, AUB:40]

EDCS Group Labels: AIR_TRNSP, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: AUB]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ALBEDO

EDCS Attribute Code: 89

Definition:
The ratio of the reflected electromagnetic radiation to the total incident electromagnetic radiation incident upon a <SURFACE> (for example: a <PLANETARY_SURFACE>); albedo.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: EM_PHENOMENON, RATE_OR_RATIO

Reference Type: IR

Reference: [GMET, "albedo"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ALL_OBJECT_COUNT

EDCS Attribute Code: 90

Definition:
The number of <OBJECT>s of all types within a <REGION>; the all object count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: ABSTRACT_OBJECT

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_ALONGSHORE_CURRENT_SPEED

EDCS Attribute Code: 91

Definition:
The <<WATER_CURRENT_SPEED>> of a <WATER_CURRENT> paralleling a <SHORE>, largely within the <SURF_ZONE>, caused by the excess <WATER> brought to the <SURF_ZONE> by the small net mass transport of <WATER_WAVE>s induced by <WIND>; alongshore <WATER_CURRENT>s feed into rip <WATER_CURRENT>s.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: LITTORAL, RATE_OR_RATIO

Reference Type: IR

Reference: [BOWD]

Supplemental References: none