# BUFR Table D - sequence descriptors

## As used by SoftBUFR and T-CREX Class Libraries

#### version 9.0, created 2000-10-31, based on WMO BUFR Table D version 9

© Northern Lighthouse Ltd Northern Lighthouse home

`00 01 02 03 04 06 07 08 09 10 11 12 13 15 16 18 21`

This table contains sequences common to BUFR and CREX.

Use this file for fast checks only, and consult the original WMO file or printed manual for possible BUFR or CREX notes!

#### Class 00

    #
     300002
    	000002	Table A category, line 1
    	000003  Table A category, line 2
    #
     300003
    	000010	F,  part descriptor
    	000011  X,  part descriptor
    	000012  Y,  part descriptor
    #
     300004
    	300003
    	000013  Element name, line 1
    	000014  Element name, line 2
    	000015  Units name
    	000016  Units scale sign
    	000017  Units scale
    	000018  Units reference sign
    	000019  Units reference value
    	000020  Element data width
    #
     300010
    	300003	Table D descriptor to be defined
    	101000  Delayed replication of 1 descriptor
    	031001  Delayed descriptor replication factor
    	000030  Descriptor defining sequence

#### Class 01

    #
     301001
    	001001	WMO block number
    	001002  WMO station number
    #
     301002
    	001003	WMO Region number
    	001004  WMO Region sub-area
    	001005  Buoy/platform identifier
    #
     301003
    	001011	Ship's call sign
    	001012  Direction of motion of moving observing platform
    	001013  Speed of motion of moving observing platform
    #
     301011
    	004001	Year
    	004002  Month
    	004003  Day
    #
     301012
    	004004	Hour
    	004005  Minute
    #
     301013
    	004004	Hour
    	004005  Minute
    	004006  Second
    #
     301021
    	005001	Latitude	high accuracy
    	006001  Longitude
    #
     301022
    	005001	Latitude	high accuracy
    	006001  Longitude
    	007001  Height of station
    #
     301023
    	005002	Latitude	coarse accuracy
    	006002  Longitude
    #
     301024
    	005002	Latitude	coarse accuracy
    	006002  Longitude
    	007001  Height of station
    #
     301025
    	301023	Latitude and longitude (coarse accuracy)
    	004003  Day
    	301012  Time
    #
     301026
    	301021	Latitude and longitude (high accuracy)
    	004003
    	004003  (Time period in days)
    	004004
    	004004  (Time period in hours)
    	004005
    	004005  (Time period in minutes)
    #
     301031
    	301001	WMO block and station number
    	002001  Type of station
    	301011  Date
    	301012  Time
    	301022  Latitude and longitude (high  accuracy), height of station
    #
     301032
    	301001	WMO block and station number
    	002001  Type of station
    	301011  Date
    	301012  Time
    	301024  Latitude and longitude (coarse accuracy), height of station
    #
     301033
    	001005	Buoy/platform identifier
    	002001  Type of station
    	301011  Date
    	301012  Time
    	301021  Latitude and longitude (high accuracy)
    #
     301034
    	001005	Buoy/platform identifier
    	002001  Type of station
    	301011  Date
    	301012  Time
    	301023  Latitude and longitude (coarse accuracy)
    #
     301035
    	001005	Buoy/platform identifier
    	001012  Direction of motion of moving observing platform
    	001013  Speed of motion of moving observing platform
    	002001  Type of station
    	301011  Date
    	301012  Time
    	301023  Latitude and longitude (coarse accuracy)
    #
     301036
    	301003	Ship's call sign and motion
    	002001  Type of station
    	301011  Date
    	301012  Time
    	301023  Latitude and longitude (coarse accuracy)
    #
     301037
    	301001	WMO block and station number
    	002011  Radiosonde type
    	002012  Radiosonde computational method
    	301011  Date
    	301012  Time
    	301022  Latitude and longitude (high accuracy), height of station
    #
     301038
    	301001	WMO block and station number
    	002011  Radiosonde type
    	002012  Radiosonde computational method
    	301011  Date
    	301012  Time
    	301024  Latitude and longitude (coarse accuracy), height of station
    #
     301039
    	301003	Ship's call sign and motion
    	002011  Radiosonde type
    	002012  Radiosonde computational method
    	301011  Date
    	301012  Time
    	301023  Latitude and longitude (coarse accuracy)
    #
     301040
    	301003	Ship's call sign and motion
    	002011  Radiosonde type
    	002012  Radiosonde computational method
    	301011  Date
    	301012  Time
    	301024  Latitude and longitude (coarse accuracy), height of station
    #
     301041
    	001007	Satellite identifier
    	002021  Satellite instrument data used in processing
    	002022  Satellite data processing technique used
    	301011  Date
    	301012  Time
    #
     301042
    	301041	Satellite identifier, data used, and data processing technique; date/time
    	301021  Latitude, longitude
    #
     301043
    	001007	Satellite identifier
    	002023  Cloud motion computational method
    	301011  Date
    	301013  Time
    	301021  Latitude, longitude
    #
     301044
    	001007	Satellite identifier
    	002024  Integrated mean humidity computational method
    	301011  Date
    	301013  Time
    	301021  Latitude, longitude
    #
     301045
    	301011	Year, month, day
    	301012  Time (hour, minute)
    	201138  Change width to 16 bits
    	202131  Change scale to 3
    	004006  Second
    	201000  Change width back to Table B
    	202000  Change scale back to Table B
    	304030  Location relative to the Earth’s centre
    	304031  Velocity relative to the Earth’s centre
    #
     301046
    	001007	Satellite identifier
    	001012  Direction of motion of moving observing platform
    	002048  Satellite sensor indicator
    	021119  Wind scatterometer geophysical model function
    	025060  Software identification
    	202124  Change scale
    	002026  Cross-track resolution
    	002027  Along-tract resolution
    	202000  Change scale back to Table B
    	005040  Orbit number
    #
     301047
    	001007	Satellite identifier
    	025060  Software identification
    	001033  Originating/generating centre
    	001034  Originating/generating sub-centre
    	001012  Direction of motion of moving observation platform
    	301045  Satellite location and velocity
    	002021  Satellite instrument data used in processing
    	301011  Date (year, month, day)
    	301012  Time (hour, minute)
    	201138  Change bit width to 16 bits
    	202131  Change scale to 3
    	004006  Second
    	201000  Change width back to Table B
    	202000  Change scale back to Table B
    	301023  Location (latitude, longitude)
    #
     301048
    	002104	Antenna polarization
    	002121  Mean frequency
    	002113  Number of azimuth looks
    	002026  Cross-track resolution
    	002027  Along-track resolution
    	002111  Radar incidence angle
    	002140  Satellite radar beam azimuth angle
    	202127  Change scale to -1
    	001013  Radar platform velocity
    	202126  Change scale to -2
    	007001  Radar platform altitude
    	202000  Change scale to Table B
    	025010  Clutter treatment
    	021064  Clutter noise estimate
    #
     301049
    	002111	Radar incidence angle
    	002112  Radar look angle
    	021062  Backscatter
    	021063  Radiometric resolution (Noise value)
    	021065  Missing packet counter
    #
     301051
    	001006	Aircraft identifier
    	002061  Navigational system
    	301011  Date
    	301012  Time
    	301021  Latitude, longitude
    	008004  Phase of aircraft flight
    #
     301055
    	001005	Buoy/platform identifier
    	002001  Type of station
    	301011  Date
    	301012  Time
    	301021  Latitude and longitude (high accuracy)
    	001012  Direction of motion of moving observing platform
    	001014  Platform drift speed (high precision)
    #
     301062
    	101000	Delayed replication of 1 descriptor
    	031001  Replication factor
    	301001  WMO block and station number
    #
     301065
    	001006	Aircraft flight number (see Note)
    	001008  Aircraft registration number (see Note)
    	002001  Type of station
    	002002  Type of instrumentation for wind measurement
    	002005  Precision of temperature observation
    	002062  Type of aircraft data relay system
    	002070  Original specification of latitude/longitude
    	002065  ACARS ground receiving station
    #
     301066
    	301011	Year, month, day
    	301013  Hour, minute, second
    	301023  Latitude and longitude (coarse accuracy)
    	007004  Pressure
    	002064  Aircraft roll angle quality
    	008004  Phase of aircraft flight
    #
     301071
    	001007	Satellite identifier
    	001031  Generating centre
    	002020  Satellite classification
    	002028  Segment size at nadir in X direction
    	002029  Segment size at nadir in Y direction
    #
     301072
    	301071	Satellite identification, Generation resolution
    	301011  Date
    	301013  Time
    	301021  Latitude, longitude

#### Class 02

    #
     302001
    	010004	Pressure (at station level)
    	010051  Pressure reduced to mean sea level
    	010061  3-hour pressure change
    	010063  Characteristic of pressure tendency
    #
     302002
    	010004	Pressure (at station level)
    	007004  Pressure level
    	010003  Geopotential of pressure level
    	010061  3-hour pressure change
    	010063  Characteristic of pressure tendency
    #
     302003
    	011011	Wind direction (10 m)
    	011012  Wind speed (10 m)
    	012004  Temperature (2 m)
    	012006  Dew point (2 m)
    	013003  Relative humidity
    	020001  Horizontal visibility
    	020003  Present weather
    	020004  Past weather (1)
    	020005  Past weather (2)
    #
     302004
    	020010	Cloud cover (total)
    	008002  Vertical significance
    	020011  Cloud amount
    	020013  Height of base of cloud
    	020012  Cloud type
    	020012  Cloud type
    	020012  Cloud type
    #
     302005
    	008002	Vertical significance
    	020011  Cloud amount
    	020012  Cloud type
    	020013  Height of base of cloud
    #
     302006
    	010004	Pressure (at station level)
    	010051  Pressure reduced to mean sea level
    	010062  24-hour pressure change
    	010063  Characteristic of pressure tendency
    #
     302011
    	302001	Pressure and pressure change
    	302003  Wind, temperature, humidity, visibility, weather
    	302004  Significant cloud layer
    #
     302012
    	302002	Pressure and pressure change
    	302003  Wind, temperature, humidity, visibility, weather
    	302004  Significant cloud information
    #
     302013
    	302006	Pressure and pressure change
    	302003  Wind, temperature, humidity, visibility, weather
    	101000  Delayed replication of 1 descriptor
    	031001  Delayed descriptor replication factor
    	302005  Cloud layer information
    #
     302021
    	022001	Direction of waves
    	022011  Period of waves
    	022021  Height of waves
    #
     302022
    	022002	Direction of wind waves
    	022012  Period of wind waves
    	022022  Height of wind waves
    #
     302023
    	022003	Direction of swell waves
    	022013  Period of swell waves
    	022023  Height of swell waves
    #
     302024
    	302022	Wind waves
    	101002  Replicate 1 descriptor 2 times
    	302023  Swell waves (2 systems of swell)
    #
     302051
    	010004	Pressure
    	010051  Pressure reduced to mean sea level
    	007004  Pressure (vertical location)
    	010003  Geopotential
    	012004  Dry-bulb temperature at 2 m
    	012051  Standard deviation temperature
    	012016  Maximum temperature at 2 m, past 24 hours
    	012017  Minimum temperature at 2 m, past 24 hours
    	013004  Vapour pressure
    	102004  Replicate 2 descriptors 4 times
    	008051  Qualifier for number of missing values in calculation of statistic
    	008020  Total number of missing entities (with respect to accumulation or average)

#### Class 03

    #
     303001
    	007003	Geopotential
    	011001  Wind direction
    	011002  Wind speed
    #
     303002
    	007004	Pressure
    	011001  Wind direction
    	011002  Wind speed
    #
     303003
    	007004	Pressure
    	010003  Geopotential
    	012001  Temperature
    	012003  Dew point
    #
     303004
    	007004	Pressure
    	010003  Geopotential
    	012001  Temperature
    	012003  Dew point
    	011001  Wind direction
    	011002  Wind speed
    #
     303011
    	007003	Geopotential
    	008001  Vertical sounding significance
    	011001  Wind direction
    	011002  Wind speed
    #
     303012
    	007004	Pressure
    	008001  Vertical sounding significance
    	011001  Wind direction
    	011002  Wind speed
    #
     303013
    	007004	Pressure
    	008001  Vertical sounding significance
    	010003  Geopotential
    	012001  Temperature
    	013003  Relative humidity
    	011001  Wind direction
    	011002  Wind speed
    #
     303014
    	007004	Pressure
    	008001  Vertical sounding significance
    	010003  Geopotential
    	012001  Temperature
    	012003  Dew point
    	011001  Wind direction
    	011002  Wind speed
    #
     303021
    	007004	Pressure (1)
    	007004  Pressure (2)     defines layer
    	204007  Add associated field of 7 bits
    	031021  Additional field significance
    #
     303022
    	303021	Layer, quality
    	010003  Geopotential (layer mean thickness)
    	204000  Cancel the added associated field
    #
     303023
    	303021	Layer, quality
    	012001  Temperature (layer mean)
    	204000  Cancel the added associated field
    #
     303024
    	303021	Layer, quality
    	013016  Precipitation water
    	204000  Cancel the added associated field
    #
     303025
    	002025	Satellite channel
    	204007  Add associated field of 7 bits
    	031021  Additional field significance
    	012063  Brightness temperature
    	204000  Cancel the added associated field
    #
     303026
    	007004	Pressure
    	008003  Vertical significance
    	204007  Add associated field of 7 bits
    	031021  Additional field significance
    	012001  Temperature
    	204000  Cancel the added associated field
    #
     303027
    	007004	Pressure
    	204007  Add associated field of 7 bits
    	031021  Additional field significance
    	010003  Geopotential
    	204000  Cancel the added associated field
    #
     303031
    	007004	Pressure
    	008003  Vertical significance (base of sounding)
    	007021  Elevation (local zenith)
    	007022  Solar elevation (solar zenith)
    	008012  Land/sea qualifier
    	012061  Skin temperature
    #
     303032
    	020011	Cloud amount
    	020016  Pressure at top of cloud
    #
     303033
    	020010	Cloud cover (total)
    	020016  Pressure at the top of cloud
    #
     303041
    	002152	Geostationary satellite instrument used
    	002023  Cloud motion computational method
    	007004  Pressure
    	011001  Wind direction
    	011002  Wind speed
    	002153  Satellite channel centre frequency
    	002154  Satellite channel band width
    	012071  Coldest cluster T

#### Class 04

    #
     304001
    	008003	Vertical significance
    	010004  Pressure
    	012001  Temperature
    	011001  Wind direction
    	011002  Wind speed
    #
     304002
    	008003	Vertical significance
    	010004  Pressure
    	011001  Wind direction
    	011002  Wind speed
    #
     304003
    	008003	Vertical significance
    	012001  Temperature
    #
     304004
    	008003	Vertical significance
    	010004  Pressure
    	020010  Cloud cover (total)
    	012001  Temperature
    #
     304005
    	002024	Integrated mean humidity computational method
    	007004  Pressure(1)
    	007004  Pressure (2)    defines layer
    	013003  Relative humidity
    #
     304006
    	014001	Outgoing long-wave radiation
    	014001  Incoming long-wave radiation
    	014003  Outgoing short-wave radiation
    #
     304011
    	002163	Height assignment method
    	002164  Tracer correlation method
    	008012  Land/sea qualifier
    	007024  Satellite zenith angle
    	002057  Origin of first guess information
    	008021  Time significance
    	004001  Year
    	004002  Month
    	004003  Day
    	004004  Hour
    	008021  Time significance
    	004024  Time period or displacement
    	110004  Replicate 10 descriptors 4 times
    	008021  Time significance
    	004004  Hour
    	004005  Minute
    	004006  Second
    	008021  Time significance
    	004004  Hour
    	004005  Minute
    	004006  Second
    	011001  Wind direction
    	011002  Wind speed
    	103010  Replicate 3 descriptors 10 times
    	002163  Height assignment method
    	007004  Pressure
    	012001  Temperature
    #
     304030
    	027031	In direction of 0 degree longitude, distance from the Earth’s centre
    	028031  In direction of 90 degrees East longitude, distance from the Earth’s centre
    	010031  In direction of North Pole, distance from Earth’s centre
    #
     304031
    	001041	Absolute platform velocity - first component
    	001042  Absolute platform velocity - second component
    	001043  Absolute platform velocity - third component
    #
     304032
    	002153	Satellite channel centre frequency
    	002154  Satellite channel band width
    	020081  Cloud amount in segment
    	020082  Amount segment cloud free
    	020012  Cloud type
    #
     304033
    	002152	Satellite instrument used in data processing
    	002166  Radiance type
    	002167  Radiance computational method
    	002153  Satellite channel centre frequency
    	002154  Satellite channel band width
    	012075  Spectral radiance
    	012076  Radiance
    	012063  Brightness temperature
    #
     304034
    	102004	Replicating next two descriptors 4 times
    	027001  Latitude (high accuracy)
    	028001  Longitude (high accuracy)
    	007022  Solar elevation
    	005043  Field of view number
    	020010  Cloud cover (total)
    	020016  Pressure at top of cloud
    	033003  Quality information table
    	010040  Number of retrieved layers

#### Class 06

    #
     306001
    	002032	Indicator for digitization
    	102000  Delayed replication of 2 descriptors
    	031001  Replication factor
    	007062  Depth below sea surface
    	022042  Subsurface sea temperature
    #
     306002
    	002031	Method of current measurement
    	022004  Direction of current
    	022031  Speed of current
    #
     306003
    	002002	Wind instrumentation
    	011011  Wind direction (10 m)
    	011012  Wind speed (10 m)
    	012004  Dry-bulb temperature (2 m)
    #
     306004
    	002032	Indicator for digitization
    	002033  Method of salinity/depth measurement
    	103000  Delayed replication of 3 descriptors
    	031001  Replication factor
    	007062  Depth below sea surface
    	022043  Subsurface sea temperature
    	022062  Salinity
    #
     306005
    	002031	Method of current measurement
    	103000  Delayed replication of 3 descriptors
    	031001  Replication factor
    	007062  Depth below sea surface
    	022004  Direction of current
    	022031  Speed of current
    #
     306006
    	306003	Surface wind and temperature
    	306002  Current
    	022063  Total water depth
    #
     306007
    	001012	Direction of motion of moving observing platform
    	001014  Platform drift speed (high precision)
    	306008  Buoy instrumentation
    	004024  Time period
    	027003  Alternate latitude
    	028003  Alternate longitude
    #
     306008
    	002034	Drogue type
    	002035  Cable length
    	002036  Buoy type
    #
     306023
    	001015	Station or site name
    	301023  Latitude, longitude
    	301011  Year, month, day
    	301012  Hour, minute
    	022038  Tidal level with respect to local chart datum
    	022039  Meteorological residual tidal elevation
    	022120  Tide station automated water level check
    	022121  Tide station manual water level check

#### Class 07

    #
     307001
    	301031	Identification, type, date/time, position (high accuracy), height
    	302011  Basic surface report
    #
     307002
    	301032	Identification, type, date/time, position (coarse accuracy), height
    	302011  Basic surface report
    #
     307003
    	307001	Location (high accuracy) and basic report
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	302005  Cloud layer information
    #
     307004
    	307002	Location (coarse accuracy) and basic report
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	302005  Cloud layer information
    #
     307005
    	307001	Location (high accuracy) and basic report
    	101004  Replicate 1 descriptor 4 times
    	302005  Cloud layer information (4 layers)
    #
     307006
    	307002	Location (coarse accuracy) and basic report
    	101004  Replicate 1 descriptor 4 times
    	302005  Cloud layer information (4 layers)
    #
     307007
    	301031	Identification, type, date/time, position (high accuracy), height
    	302012  Basic surface report
    #
     307008
    	301032	Identification, type, date/time, position (coarse accuracy), height
    	302012  Basic surface report
    #
     307009
    	301031	Identification, type, date/time, position (high accuracy), height
    	302013  Basic surface report
    #
     307011
    	001063	ICAO location indicator	CCCC
    	002001  Type of station (AUTO)
    	301011  Year, month, day (YY)
    	301012  GG, gg
    	301024  Latitude-longitude (coarse accuracy), height of station
    	007006  Height above station (= height of an anemometer)
    	011001  Wind direction ddd
    	011016  Extreme counterclockwise wind direction of a variable wind dndndn
    	011017  Extreme clockwise wind direction of a variable wind dxdxdx
    	011002  Wind speed ff
    	011041  Maximum wind speed (gusts) fmfm
    	007006  Height above station (= height of a thermometer)
    	012001  Temperature T´T´
    	012003  Dew-point temperature T´dT´d
    	010052  Altimeter setting (QNH) PHPHPHPH
    	020009  General Weather Indicator TAF/METAR
    #
     307012
    	103000	Delayed replication of 3 descriptors
    	031001  Number of replication (up to 3)
    	008023  First order statistics
    	005021  Direction of visibility observed Dv
    	020001  Horizontal visibility VVVV
    #
     307013
    	106000	Delayed replication of 6 descriptors
    	031001  Number of replication (up to 4)
    	001064  Runway designator DRDR
    	008014  Qualification for runway visual range
    	020061  Runway visual range VRVRVRVR
    	008014  Qualification for runway visual range
    	020061  Runway visual range VRVRVRVR
    	020018  Tendency of runway visual range i
    #
     307014
    	101000	Delayed replication of 1 descriptor
    	031001  Number of replication (up to 3)
    	020019  Significant present weather w´w´
    #
     307015
    	101000	Delayed replication of 1 descriptor
    	031001  Number of replication
    	302005  (NsNsNs, CC, hshshs)
    	020002  Vertical visibility VVhshshs
    #
     307016
    	101000	Delayed replication of 1 descriptor
    	031001  Number of replication (up to 3)
    	020020  Significant recent weather phenomena REw´w´
    #
     307017
    	101000	Delayed replication of 1 descriptor
    	031001  Number of replication
    	011070  Runway designator of the runway affected by wind shear (including ALL) WS RWYDRDR
    #
     307018
    	008016	Change qualifier of a trend-type forecast or an aerodrome forecast	TTTTT
    	102000  Delayed replication of 2 descriptors
    	031001  Number of replication (up to 2)
    	008017  Qualifier of the time when the forecast change is expected (FM, TL, AT) TT
    	301012  GG, gg
    	104000  Delayed replication of 4 descriptor
    	031001  Number of replication (up to 1)
    	007006  Height above station
    	011001  Wind direction ddd
    	011002  Wind speed ff
    	011041  Maximum wind speed (gusts) fmfm
    	020009  General Weather Indicator
    	101000  Delayed replication of 1 descriptor
    	031001  Number of replication (up to 1)
    	020001  Horizontal visibility VVVV
    	307014  w´w´
    #
     307020
    	307011	Main part of data
    	307014  w´w´
    	307016  REw´w´
    #
     307021
    	307011	Main part of data
    	307012  DvVVVV
    	307013  DRDRVRVRVRVR
    	307014  w´w´
    	307015  Clouds group(s)
    	307016  REw´w´
    	307017  Wind shear on runway(s)
    	307018  Trend-type landing forecast
    	307015  Clouds group(s)

#### Class 08

    #
     308001
    	301033	Identification, type, date/time, position (high accuracy)
    	302011  Basic surface report
    	022042  Sea-surface temperature
    #
     308002
    	301034	Identification, type, date/time, position (coarse accuracy)
    	302011  Basic surface report
    	022042  Sea-surface temperature
    #
     308003
    	301035	Identification, movement, type, date/time, position (coarse accuracy)
    	302011  Basic surface report
    	022042  Sea-surface temperature
    #
     308004
    	301036	Identification, movement, type, date/time, position (coarse accuracy)
    	302011  Basic surface report
    	022042  Sea-surface temperature
    #
     308005
    	308004	Basic ship report
    	302024  Wind waves and swell waves
    #
     308006
    	010004	Pressure
    	010061  3-hour pressure change
    	010063  Characteristic of pressure tendency
    	011001  Wind direction
    	011002  Wind speed
    	012004  Dry-bulb temperature at 2 m
    	013003  Relative humidity
    	022042  Sea temperature
    #
     308007
    	301055	Identification, movement type, date/time, position (high accuracy)
    	302011  Basic surface report
    	007062  Depth below sea/water surface
    	022042  Sea/water temperature

#### Class 09

    #
     309001
    	301037	Identification, etc. (land station, high accuracy position)
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303011  Winds at heights
    #
     309002
    	301038	Identification, etc. (land station, coarse accuracy position)
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303011  Winds at heights
    #
     309003
    	301037	Identification, etc. (land station, high accuracy position)
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303012  Winds at pressure levels
    #
     309004
    	301038	Identification, etc. (land station, coarse accuracy position)
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303012  Winds at pressure levels
    #
     309005
    	301037	Identification, etc. (land station, high accuracy position)
    	302004  Significant cloud information
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303013  Pressure, geopotential, temperature and wind data
    #
     309006
    	301038	Identification, etc. (land station, coarse  accuracy position)
    	302004  Significant cloud information
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303013  Pressure, geopotential, temperature and wind data
    #
     309007
    	301037	Identification, etc. (land station, high accuracy position)
    	302004  Significant cloud information
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303014  Pressure, geopotential, temperature and wind data
    #
     309008
    	301038	Identification, etc. (land station, coarse accuracy position)
    	302004  Significant cloud information
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303014  Pressure, geopotential, temperature and wind data
    #
     309011
    	301039	Ship's identification, etc.
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303011  Winds at heights
    #
     309012
    	301039	Ship's identification, etc.
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303012  Winds at pressure levels
    #
     309013
    	301039	Ship's identification, etc.
    	302004  Significant cloud information
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303013  Pressure, geopotential, temperature and wind data
    #
     309014
    	301039	Ship's identification, etc.
    	302004  Significant cloud information
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303014  Pressure, geopotential, temperature and wind data
    #
     309015
    	301040	Ship's identification, etc.
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303011  Winds at heights
    #
     309016
    	301040	Ship's identification, etc.
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303012  Winds at pressure levels
    #
     309017
    	301040	Ship's identification, etc.
    	302004  Significant cloud information
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303013  Pressure, geopotential, temperature and wind data
    #
     309018
    	301040	Ship's identification, etc.
    	302004  Significant cloud information
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303014  Pressure, geopotential, temperature and wind data
    #
     309019
    	301031	Identification, etc.
    	002003  Type of measuring equipment used
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	303011  Winds at heights
    #
     309020
    	301031	Identification, etc.
    	002003  Type of measuring equipment used
    	104000  Delayed replication of 4 descriptors
    	031001  Replication factor
    	007003  Geopotential
    	011003  u-component
    	011004  v-component
    	011005  w-component

#### Class 10

    #
     310001
    	301042	Identification, method, date/time
    	303031  Significance data, land/sea, skin temperature
    	303032  Cloud
    	101026  Replicate 1 descriptor 26 times
    	303025  Satellite channel and brightness temperature
    #
     310002
    	301042	Identification, method, date/time
    	303031  Significance data, land/sea, skin temperature
    	303032  Cloud
    	101009  Replicate 1 descriptor 9 times
    	303023  Layer mean temperature
    #
     310003
    	301042	Identification, method, date/time
    	303031  Significance data, land/sea, skin temperature
    	303032  Cloud
    	101006  Replicate 1 descriptor 6 times
    	303023  Layer mean temperature
    #
     310004
    	301042	Identification, method, date/time
    	303031  Significance data, land/sea, skin temperature
    	303032  Cloud
    	101003  Replicate 1 descriptor 3 times
    	303024  Precipitable water
    #
     310005
    	301042	Identification, method, date/time
    	303031  Significance data, land/sea, skin temperature
    	303033  Cloud
    	101000  Delayed replication of 1 descriptor
    	031001  Delayed descriptor replication factor
    	303025  Satellite channel and brightness temperature
    #
     310006
    	301042	Identification, method, date/time
    	303031  Significance data, land/sea, skin temperature
    	303033  Cloud
    	101000  Delayed replication of 1 descriptor
    	031001  Delayed descriptor replication factor
    	303023  Layer mean temperature
    #
     310007
    	301042	Identification, method, date/time
    	303031  Significance data, land/sea, skin temperature
    	303033  Cloud
    	101000  Delayed replication of 1 descriptor
    	031001  Delayed descriptor replication factor
    	303024  Precipitable water
    #
     310008
    	310011	ATOVS field of view variables
    	101019  Replicate 1 descriptor 19 times
    	310012  ATOVS channel variables
    	002150  TOVS/ATOVS/AVHRR instrumentation channel number
    	025079  Albedo-radiance solar filtered irradiance for ATOVS
    	025080  Albedo-radiance equivalent filter width for ATOVS
    	033032  Channel quality flags for ATOVS
    	014045  Channel radiance
    #
     310009
    	310011	ATOVS field of view variables
    	101015  Replicate 1 descriptor 15 times
    	310012  ATOVS channel variables
    #
     310010
    	310011	ATOVS field of view variables
    	101005  Replicate 1 descriptor 5 times
    	310012  ATOVS channel variables
    #
     310011
    	008070	TOVS/ATOVS product qualifier
    	001033  Identification of originating/generating centre
    	001034  Identification of originating/generating centre
    	008070  TOVS/ATOVS product qualifier
    	001033  Identification of originating/generating centre
    	001034  Identification of originating/generating centre
    	001007  Satellite identification
    	002048  Satellite sensor indicator
    	005040  Orbit number
    	025075  Satellite antenna corrections version number
    	201133  Change width
    	005041  Scan line number
    	201000  Change width
    	005043  Field of view number
    	025070  Major frame count
    	033030  Scan line status flags for ATOVS
    	033031  Scan line quality flags for ATOVS
    	004001  Year
    	004002  Month
    	004003  Day
    	004004  Hour
    	004005  Minute
    	202131  Change scale
    	201138  Change width
    	004006  Second
    	201000  Change width
    	202000  Change scale
    	005001  Latitude
    	006001  Longitude
    	202126  Change scale
    	007001  Height of station
    	202000  Change scale
    	007024  Satellite zenith angle
    	005021  Satellite azimuth
    	007025  Solar zenith angle
    	005022  Solar azimuth
    	033033  Field of view quality flags for ATOVS
    	002151  Radiometer identifier
    	012064  Instrument temperature
    	002151  Radiometer identifier
    	012064  Instrument temperature
    	002151  Radiometer identifier
    	012064  Instrument temperature
    	002151  Radiometer identifier
    	012064  Instrument temperature
    #
     310012
    	002150	TOVS/ATOVS/AVHRR instrumentation channel number
    	025076  Log-10 of (temperature-radiance central wavenumber) for ATOVS
    	025077  Bandwidth correction coefficient 1 for ATOVS
    	025078  Bandwidth correction coefficient 2 for ATOVS
    	033032  Channel quality flags for ATOVS
    	201132  Change width
    	202129  Change scale
    	012063  Brightness temperature
    	202000  Change scale
    	201000  Change width
    #
     310013
    	001007	Satellite ID
    	005040  Orbit number
    	004001  Year
    	004002  Month
    	004003  Day
    	004004  Hour
    	004005  Minute
    	004006  Second
    	005001  Latitude
    	006001  Longitude
    	007025  Solar zenith angle
    	005043  Field of view number
    	025085  Fraction of clear pixels in HIRS field of view
    	201131  Change width
    	202129  Change scale
    	002150  TOVS/ATOVS/AVHRR instrumentation channel number
    	008023  First order statistics
    	008072  Pixel(s) type
    	014027  Albedo
    	008072  Pixel(s) type
    	014027  Albedo
    	002150  TOVS/ATOVS/AVHRR instrumentation channel number
    	008023  First order statistics
    	008072  Pixel(s) type
    	014027  Albedo
    	008072  Pixel(s) type
    	014027  Albedo
    	002150  ATOVS/AVHRR instrumentation channel number
    	008023  First order statistics
    	008072  Pixel(s) type
    	014027  Albedo
    	008072  Pixel(s) type
    	014027  Albedo
    	202000  Change scale
    	201000  Change width
    	201132  Change width
    	202129  Change scale
    	002150  ATOVS/AVHRR instrumentation channel number
    	008023  First order statistics
    	008072  Pixel(s) type
    	012063  Brightness temperature
    	008072  Pixel(s) type
    	012063  Brightness temperature
    	002150  ATOVS/AVHRR instrumentation channel number
    	008023  First order statistics
    	008072  Pixel(s) type
    	012063  Brightness temperature
    	008072  Pixel(s) type
    	012063  Brightness temperature
    	008023  First order statistics
    	008072  Pixel(s) type
    	012063  Brightness temperature
    	008072  Pixel(s) type
    	012063  Brightness temperature
    	002150  ATOVS/AVHRR instrumentation channel number
    	008023  First order statistics
    	008072  Pixel(s) type
    	012063  Brightness temperature
    	008072  Pixel(s) type
    	012063  Brightness temperature
    	202000  Change scale
    	201000  Change width
    #
     310014
    	301072	Satellite identification, date, time, latitude, longitude
    	303041  Wind sequence
    	304011  GOES-I/M information
    #
     310015
    	301072	Satellite identification
    	007024  Satellite zenith angle
    	010002  Height
    	303041  Wind sequence
    	101003  Replicate next descriptor 3 times
    	304032  Cloud fraction
    	002152  Satellite instrument used in data processing
    	002024  Integrated mean humidity computational method
    	007004  Pressure
    	007004  Pressure
    	013003  Relative humidity
    	101003  Replicate next descriptor 3 times
    	304033  Clear sky radiance
    #
     310016
    	301072	Satellite identification
    	007024  Satellite zenith angle
    	010002  Height
    	303041  Wind sequence
    	101012  Replicate next descriptor 12 times
    	304032  Cloud fraction
    	002152  Satellite instrument used in data processing
    	002024  Integrated mean humidity computational method
    	007004  Pressure
    	007004  Pressure
    	013003  Relative humidity
    	101012  Replicate next descriptor 12 times
    	304033  Clear sky radiance
    #
     310020
    	310022
    	301011  Year, month, day
    	301013  Hour, minute, second
    	301021  Lat., long. (high accuracy)
    	304034
    	310021
    #
     310021
    	108000	Delayed replication of 8 next descriptors
    	031001  Delayed descriptor replication factor
    	201131  Change data width
    	202129  Change scale
    	007004  Pressure
    	007004  Pressure
    	202000  Change scale to Table B
    	201000  Change data width to Table B
    	015020  Integrated 03 density
    	010002  Height
    #
     310022
    	001007	Satellite identifier
    	002019  Satellite instrument used
    	001033  Identification of originating/generating centre
    	002172  Product type for retrieved atmospheric gases

#### Class 11

    #
     311001
    	301051	ASDAR aircraft identifier, navigational system, date/time, position, phase of aircraft flight
    	007002  Altitude
    	012001  Temperature
    	011001  Wind direction
    	011002  Wind speed
    	011031  Degree of turbulence
    	011032  Height of base of turbulence
    	011033  Height of top of turbulence
    	020041  Airframe icing
    #
     311002
    	301065	ACARS identification
    	301066  ACARS location
    	311003  ACARS standard reported variables
    	311004  ACARS supplementary reported variables
    #
     311003
    	010070	Indicated aircraft altitude
    	011001  Wind direction
    	011002  Wind speed
    	012001  Temperature/dry-bulb temperature
    	013002  Mixing ratio
    #
     311004
    	101000	Delayed replication of one descriptor
    	031000  Short delayed descriptor replication factor
    	011034  Vertical gust velocity
    	101000  Delayed replication of one descriptor
    	031000  Short delayed descriptor replication factor
    	011035  Vertical gust acceleration
    	101000  Delayed replication of one descriptor
    	031000  Short delayed descriptor replication factor
    	011075  Mean turbulence intensity (eddy dissipation rate)
    	101000  Delayed replication of one descriptor
    	031000  Short delayed descriptor replication factor
    	011076  Peak turbulence intensity (eddy dissipation rate)
    	101000  Delayed replication of one descriptor
    	031000  Short delayed descriptor replication factor
    	033025  ACARS interpolated values
    	101000  Delayed replication of one descriptor
    	031000  Short delayed descriptor replication factor
    	033026  Mixing ratio quality

#### Class 12

    #
     312001
    	301043	Satellite identifier, instrumentation, location, date/time
    	304001  Cloud top pressure, temperature, wind
    #
     312002
    	301043	Satellite identifier, instrumentation, location, date/time
    	304002  Cloud top pressure, wind
    #
     312003
    	301042	Satellite identifier, instrumentation, location, date/time
    	304003  Surface temperature
    #
     312004
    	301042	Satellite identifier, instrumentation, location, date/time
    	304004  Cloud cover
    #
     312005
    	301042	Satellite identifier, instrumentation, location, date/time
    	020014  Height of top of cloud
    #
     312006
    	301044	Satellite identifier, instrumentation, location, date/time
    	304005  Layer mean relative humidity
    #
     312007
    	301042	Satellite identifier, instrumentation, location, date/time
    	304006  Radiation
    #
     312010
    	001007	Satellite identifier
    	005040  Orbit number
    	002021  Satellite instrumentation
    	005041  Scan line number
    	004001  Year
    	004043  Day of year
    #
     312011
    	202131	Change scale
    	201149  Change width
    	004006  Second
    	201000  Change width
    	202126  Change scale
    	010002  Height
    	202000  Change scale
    	005043  Field of view number
    	005053  Field of view number increment
    #
     312012
    	202129	Change scale
    	201132  Change width
    	101019  Replicate 1 descriptor 19 times
    	012063  Brightness temperature
    	201000  Change width
    	202000  Change scale
    #
     312013
    	005042	Channel number
    	202129  Change scale
    	201135  Change width
    	012063  Brightness temperature
    	201000  Change width
    	202000  Change scale
    #
     312014
    	312010	Orbital information, Part I
    	312011  Orbital information, Part II
    	105056  Replicate 5 descriptors 56 times
    	301023  Latitude and longitude (coarse accuracy)
    	005042  Channel number
    	005052  Channel number increment
    	312012  HIRS brightness temperatures - channels 1-19
    	312013  HIRS brightness temperature - channel 20
    #
     312015
    	109011	Replicate 9 descriptors 11 times
    	301023  Latitude and longitude (coarse accuracy)
    	005042  Channel number
    	005052  Channel number increment
    	202129  Change scale
    	201132  Change width
    	101004  Replicate 1 descriptor 4 times
    	012063  Brightness temperature
    	202000  Change scale
    	201000  Change width
    #
     312016
    	312010	Orbital information, Part I
    	312011  Orbital information, Part II
    	312015  MSU brightness temperatures - channels 1-4
    #
     312017
    	109008	Replicate 9 descriptors 8 times
    	301023  Latitude and longitude (coarse accuracy)
    	005042  Channel number
    	005052  Channel number increment
    	202129  Change scale
    	201132  Change width
    	101003  Replicate 1 descriptor 3 times
    	012063  Brightness temperature
    	202000  Change scale
    	201000  Change width
    #
     312018
    	312010	Orbital information, Part I
    	312011  Orbital information, Part II
    	312017  SSU brightness temperatures - channels 1-3
    #
     312019
    	301047	Product header
    	301048  Radar parameters
    	015015  Maximum spectrum composition before normalisation
    	029002  Coordinate grid type
    	021076  Representation of intensities
    	106012  Repeat next 6 descriptors 12 times
    	201129  Change width to 14 bits
    	006030  Wave number (spectral)
    	201000  Change width to Table B
    	102012  Repeat next 2 descriptors 12 times
    	005030  Direction (spectral)
    	021075  Image spectrum intensity
    	021066  Wave scatterometer product confidence data
    #
     312020
    	301047	Product header
    	301048  Radar parameters
    	015015  Maximum spectrum composition before normalization
    	029002  Coordinate grid type
    	021076  Representation of intensities
    	104012  Repeat next 4 descriptors 12 times
    	006030  Wave number (spectral)
    	102012  Repeat next 2 descriptors 12 times
    	005030  Direction (spectral)
    	021075  Spectral intensity
    	021066  Wave scatterometer product confidence data
    #
     312021
    	301047	Product header
    	101003  Repeat 1 descriptor 3 times
    	301049  Radar beam data
    	011012  Wind speed at 10 m
    	011011  Wind direction at 10 m
    	021067  Wind product confidence data
    #
     312022
    	301047	Product header
    	008022  Number in average
    	011012  Wind speed
    	011050  Standard deviation of horizontal wind speed
    	022070  Significant wave height
    	022026  Standard deviation of significant wave height
    	312041  Altitude
    	010050  Standard deviation of altitude
    	021068  Radar altimeter product confidence data
    	021071  Peakiness
    	021072  Altimeter calibration status
    	021073  Altimeter instrument mode
    	312042  Altitude corrections
    	021062  Backscatter
    	015011  Log 10 of integrated electron density
    #
     312023
    	301047	Product header
    	103003  Repeat 3 descriptors 3 times
    	008022  Number in average
    	012061  Skin temperature
    	022050  Standard deviation of sea surface temperature
    	021069  SST product confidence data
    	021085  ATSR sea surface temperature across-track band number
    #
     312024
    	312020	(Wave scatterometer product)
    	008060  Sample scanning mode significance - range
    	008022  Number in sample
    	008060  Sample scanning mode signification - horizontal
    	008022  Number in sample
    	025014  Azimuth clutter cut-off
    	022101  Total energy (wavelength > 731 m)
    	022097  Mean wavelength of image spectrum
    	022098  Wavelength spread (wavelength > 731 m)
    	022099  Mean direction (wavelength > 731 m)
    	022100  Direction spread (wavelength > 731 m)
    #
     312025
    	312019	Wave scatterometer product with width change for wave number (spectral)
    	008060  Sample scanning mode significance - range
    	008022  Number in sample
    	008060  Sample scanning mode significance - horizontal
    	008022  Number in sample
    	025014  Azimuth clutter cut-off
    	022101  Total energy (wavelength > 731 m)
    	022097  Mean wavelength of image spectrum
    	022098  Wavelength spread (wavelength > 731 m)
    	022099  Mean direction (wavelength > 731 m)
    	022100  Direction spread (wavelength > 731 m)
    #
     312026
    	301046
    	301011  Data
    	301013  Time
    	301023  Location
    	312031
    	101004  Replicate 1 descriptor 4 times
    	312030
    	021110  Number of inner-beam sigma-0 (forward of satellite)
    	301023  Location
    	321027
    	021111  Number of outer-beam sigma-0 (forward of satellite)
    	301023  Location
    	321027
    	021112  Number of inner-beam sigma-0 (aft of satellite)
    	301023  Location
    	321027
    	021113  Number of outer-beam sigma-0 (aft of satellite)
    	301023  Location
    	321027
    #
     312027
    	301047	ERS product header
    	105009  Repeat next 5 descriptors 9 times
    	301023  Location (course Latitude + Longitude) of 10-arcmin cell
    	007021  Elevation: Incidence angle Nadir view [set to zero]
    	012061  Skin temperature: SST [Nadir-only view]
    	007021  Elevation: Incidence angle Dual view [set to 'missing']
    	012061  Skin temperature: SST [Dual view]
    	021085  ATSR SST across-track band number [0-9]
    	021070  SST product confidence data (SADIST-2) [23-bit flag]
    #
     312028
    	301046
    	301011
    	301013
    	301023
    	008025  Time difference qualifier
    	201136  Change data width
    	004006  Second
    	201000  Change data width back to Table B
    	312031
    	312032
    	101004  Next descriptor replicated four times
    	312030
    	101002  Next descriptor replicated two times
    	312033
    	021110  Number of inner-beam sigma-0 (forward of satellite)
    	301023
    	321028
    	021111  Number of outer-beam sigma-0 (forward of satellite)
    	301023
    	321028
    	021112  Number of inner-beam sigma-0 (aft of satellite)
    	301023
    	321028
    	021113  Number of outer-beam sigma-0 (aft of satellite)
    	301023
    	321028
    #
     312030
    	201130	Change data width
    	202129  Change scale
    	011012  Wind speed at 10 m
    	202000  Change scale back to Table B
    	201000  Change data width to Table B
    	011052  Formal uncertainty in wind speed
    	201135  Change data width
    	202130  Change scale
    	011011  Wind direction at 10 m
    	202000  Change scale back to Table B
    	201000  Change data width to Table B
    	011053  Formal uncertainty in wind direction
    	021104  Likelihood computed for solution
    #
     312031
    	005034	Along-track row number
    	006034  Cross-track cell number
    	021109  SEAWINDS wind vector cell quality
    	011081  Model wind direction at 10 m
    	011082  Model wind speed at 10 m
    	021101  Number of vector ambiguities
    	021102  Index of selected wind vector
    	021103  Total number of sigma-0 measurements
    #
     312032
    	021120	Probability of rain
    	021121  SEAWINDS NOF rain index
    	013055  Intensity of precipitation
    	021122  Attenuation correction on sigma-0 (from tB)
    #
     312033
    	002104	Antenna polarisation
    	008022  Total number (with respect to accumulation)
    	012063  Brightness temperature
    	012065  Standard deviation brightness temperature
    #
     312041
    	201141	Change width to 28 bits
    	202130  Change scale to 2
    	007001  Altitude
    	201000  Change width back to Table B
    	202000  Change scale back to Table B
    #
     312042
    	021077	Altitude correction, ionosphere
    	021078  Altitude correction, dry troposphere
    	021079  Altitude correction, wet troposphere
    	021080  Altitude correction, calibration constant
    	021081  Open loop height-time loop calibration correction
    	021082  Open loop automatic gain control calibration correction

#### Class 13

    #
     313009
    	021001	Horizontal reflectivity
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	021001  Horizontal reflectivity
    #
     313010
    	021036	Radar rainfall intensity
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	021036  Radar rainfall intensity
    #
     313031
    	006002	First longitude location minus one increment
    	006012  Longitude increment
    	101000  Delayed replication of 1 descriptor
    	031002  Extended replication factor
    	030001  Pixel value (4 bits)
    #
     313032
    	005002	First latitude location minus one increment
    	005012  Latitude increment (signed value so cannot cross pole)
    	101000  Delayed replication of 1 descriptor
    	031002  Extended replication factor
    	313031  Non run-length encoded row
    #
     313041
    	006002	First longitude location minus one increment
    	110000  Delayed replication of 10 descriptors
    	031001  Replication factor
    	104000  Delayed replication of 4 descriptors
    	031001  Replication factor
    	006012  Longitude increment
    	101000  Delayed replication of 1 descriptor
    	031012  Repetition factor
    	030001  Pixel value (4 bits)
    	006012  Longitude increment
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	030001  Pixel value (4 bits)
    #
     313042
    	005002	First latitude location minus one increment
    	005012  Latitude increment (signed value so cannot cross pole)
    	101000  Delayed replication of 1 descriptor
    	031002  Extended replication factor
    	313041  Run-length encoded row
    #
     313043
    	006002	First longitude location minus one increment
    	005002  First latitude location minus one increment
    	005012  Latitude increment
    	112000  Delayed replication of 12 descriptors
    	031001  Replication factor
    	110000  Delayed replication of 10 descriptors
    	031001  Replication factor
    	104000  Delayed replication of 4 descriptors
    	031001  Replication factor
    	006012  Longitude increment
    	101000  Delayed replication of 1 descriptor
    	031011  Repetition factor
    	030001  Pixel value (4 bits)
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	030001  Pixel value (4 bits)

#### Class 15

    #
     315001
    	001011	Ship's call sign
    	301011  Date
    	301012  Time
    	301023  Latitude and longitude (coarse accuracy)
    	306001  Depth, temperature
    #
     315002
    	001011	Ship's call sign
    	301011  Date
    	301012  Time
    	301023  Latitude and longitude (coarse accuracy)
    	306004  Depth, temperature, salinity

#### Class 16

    #
     316001
    	301011	Year, month, day
    	004004  Hour
    	301023  Latitude and longitude (coarse accuracy)
    	001021  Synoptic feature identifier
    	002041  Method for estimating reports related to synoptic features
    	019001  Type of synoptic feature
    	010051  Pressure reduced to mean sea level
    	019002  Effective radius of feature
    	019003  Wind speed threshold (15 m s-1 typically)
    	019004  Effective radius with respect to wind speeds above threshold
    #
     316002
    	008021	Data time (analysis)
    	004001  Year
    	004002  Month
    	004003  Day
    	004004  Hour
    	004005  Minute
    	001033  Originating/generating centre
    	008021  Validity time (fcst)
    	004001  Year
    	004002  Month
    	004003  Day
    	004004  Hour
    	004005  Minute
    	007002  Flight level (altitude) (base of chart layer)
    	007002  Flight level (altitude) (top of chart layer)
    #
     316003
    	110000	Delayed replication
    	031001  Replication
    	008011  Meteorological feature (jet stream value)
    	008007  Dimensional significance (value for line)
    	104000  Delayed replication
    	031001  Replication
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	010002  Flight level (altitude)
    	011002  Wind speed
    	008007  Dimensional significance (cancel)
    	008011  Meteorological feature (cancel/end of object)
    #
     316004
    	111000	Delayed replication
    	031001  Replication
    	008011  Meteorological feature (value for turbulence)
    	008007  Dimensional significance (value for area)
    	007002  Flight level (altitude) (base of layer)
    	007002  Flight level (altitude) (top of layer)
    	102000  Delayed replication
    	031001  Replication
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	011031  (1) Degree of turbulence
    	008007  Dimensional significance (cancel)
    	008011  Meteorological feature (cancel/end of object)
    #
     316005
    	108000	Delayed replication
    	031001  Replication
    	008005  Meteorological attribute significance (storm centre)
    	008007  Dimensional significance (value for point)
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	001026  WMO storm name (use “unknown” for a sandstorm)
    	019001  Synoptic features (value for type of storm)
    	008007  Dimensional significance (cancel)
    	008005  Meteorological attribute significance (cancel/end of object)
    #
     316006
    	112000	Delayed replication
    	031001  Replication
    	008011  Meteorological feature (value for cloud)
    	008007  Dimensional significance (value for area)
    	007002  Flight level (altitude) (base of layer)
    	007002  Flight level (altitude) (top of layer)
    	102000  Delayed replication
    	031001  Replication
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	020011  (2) Cloud amount
    	020012  Cloud type
    	008007  Dimensional significance (cancel)
    	008011  Meteorological feature (cancel/end of object)
    #
     316007
    	110000	Delayed replication
    	031001  Replication
    	008011  (3) Meteorological feature (value for type of front)
    	008007  Dimensional significance (value for line)
    	104000  Delayed replication
    	031001  Replication
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	019005  Direction of feature
    	019006  Speed of feature
    	008007  Dimensional significance (cancel)
    	008011  Meteorological feature (cancel/end of object)
    #
     316008
    	111000	Delayed replication
    	031001  Replication
    	008001  Vertical significance (bit 3 set for tropopause)
    	008007  Dimensional significance (value for point)
    	008023  (4) Statistic (type of tropopause value)
    	103000  Delayed replication
    	031001  Replication
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	010002  Height/altitude
    	008023  Statistic (cancel)
    	008007  Dimensional significance (cancel)
    	008001  Vertical significance (cancel/end of object)
    #
     316009
    	111000	Delayed replication
    	031001  Replication
    	008011  Meteorological feature (value for airframe icing)
    	008007  Dimensional significance (value for area)
    	007002  Flight level (altitude) (base of layer)
    	007002  Flight level (altitude) (top of layer)
    	102000  Delayed replication
    	031001  Replication
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	020041  Airframe icing (type of airframe icing)
    	008007  Dimensional significance (cancel)
    	008011  Meteorological feature (cancel/end of object)
    #
     316010
    	107000	Delayed replication
    	031001  Replication
    	008011  Meteorological feature
    	008007  Dimensional significance (value for point)
    	001022  Name of feature
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	008007  Dimensional significance (cancel)
    	008011  Meteorological feature (cancel/end of object)
    #
     316011
    	116000	Delayed replication
    	031001  Replication
    	008011  Meteorological feature (value for special clouds)
    	001022  Name of feature (volcano name)
    	008007  Dimensional significance (value for point)
    	102000  Delayed replication
    	031001  Replication
    	005002  Latitude (coarse)
    	006002  Longitude (coarse)
    	008021  Time significance (eruption starting time)
    	004001  Year
    	004002  Month
    	004003  Day
    	004004  Hour
    	004005  Minute
    	020090  Special clouds (clouds from volcanic eruptions)
    	008021  Time significance (cancel)
    	008007  Dimensional significance (cancel)
    	008011  Meteorological feature (cancel/end of object)

#### Class 18

    #
     318001
    	301025	Latitude and longitude (coarse accuracy), day and time
    	024011  Dose
    #
     318003
    	301026	Latitude and longitude (high accuracy), time periods in days, hours and minutes
    	024005  Isotope mass
    	024004  Element name
    	024021  Air concentration
    #
     318004
    	301025	Latitude and longitude (coarse accuracy), day and time
    	004023  Time period or displacement
    	013011  Total precipitation/total water equivalent
    	024005  Isotope mass
    	024004  Element name
    	024022  Concentration in precipitation

#### Class 21

    #
     321001
    	002101	Type of antenna
    	002114  Antenna effective surface area
    	002105  Maximum antenna gain
    	002106  3-dB beamwidth
    	002107  Sidelobe suppression
    	002121  Mean frequency
    #
     321003
    	021051	Signal power above 1 mW
    	021014  Doppler mean velocity (radial)
    	021017  Doppler velocity spectral width
    	021030  Signal to noise ratio
    #
     321004
    	301031	Identification, type, date/time, position (high accuracy), height
    	002003  Type of measuring equipment used
    	101000  Delayed replication of 1 descriptor
    	031001  Replication factor
    	321003  Wind profiler - moment data
    #
     321005
    	025004	Echo processing
    	002121  Mean frequency
    	002122  Frequency agility range
    	002123  Peak power
    	002124  Average power
    	002125  Pulse repetition frequency
    	002126  Pulse width
    	002127  Receiver intermediate frequency
    	002128  Intermediate frequency bandwidth
    	002129  Minimum detectable signal
    	002130  Dynamic range
    	002131  Sensitivity time control
    #
     321006
    	025001	Range-gate length
    	025002  Number of gates averaged
    	025003  Number of integrated pulses
    	025005  Echo integration
    #
     321007
    	025009	Calibration method
    	025010  Clutter treatment
    	025011  Ground occultation correction
    	025012  Range attenuation correction
    	025013  Bright-band correction
    	025015  Radome attenuation correction
    	025016  Clear-air attenuation correction
    	025017  Precipitation attenuation correction
    #
     321008
    	025006	Z to R conversion
    	025007  Z to R conversion factor
    	025008  Z to R conversion exponent
    #
     321009
    	025018	A to Z law for attenuation factor
    	025019  A to Z law for attenuation exponent
    #
     321010
    	002101	Type of antenna
    	007002  Altitude of the tower base
    	002102  Antenna height above tower base
    	002103  Radome
    	002104  Antenna polarisation
    	002105  Maximum antenna gain
    	002106  3-dB beamwidth
    	002107  Sidelobe suppression
    	002108  Crosspol discrimination (on axis)
    	002109  Antenna speed (azimuth)
    	002110  Antenna speed (elevation)
    	002132  Azimuth pointing accuracy
    	002133  Elevation pointing accuracy
    #
     321011
    	030031	Picture type
    	030032  Combination with other data
    	029002  Coordinate grid type
    #
     321012
    	101000	Delayed replication of 1 descriptor
    	031001  Replication factor
    	002135  Antenna elevation
    #
     321021
    	002003	Type of measuring equipment used
    	002101  Type of antenna
    	201130  Change width to 8 bits
    	002106  3-dB beam width
    	201000  Change width to table B
    	201132  Change width to 11 bits
    	202130  Change scale to -6
    	002121  Mean frequency
    	202000  Change scale to table B
    	201000  Change width to table B
    	201133  Change width to 11 bits
    	202129  Change scale to 0
    	025001  Range-gate length
    	202000  Change scale to table B
    	201000  Change width to table B
    #
     321022
    	010007	Height
    	204001  Add associated field of 1 bit in length
    	031021  Associated field significance
    	011001  Wind direction
    	204000  Cancel add associated field
    	011002  Wind speed
    	204001  Add associated field of 1 bit in length
    	031021  Associated field significance
    	011006  w-component
    	204000  Cancel add associated field
    	021030  Signal to noise ratio
    #
     321023
    	007007	Height
    	021091  Radar signal Doppler spectrum 0th moment
    	021030  Signal to noise ratio
    	202129  Change scale to 2
    	021014  Doppler mean velocity (radial)
    	201129  Change width to 9 bits
    	021017  Doppler velocity spectral width
    	202000  Change scale to table B
    	201000  Change width to table B
    #
     321024
    	007007	Height
    	204001  Add associated field of 1 bit in length
    	031021  Associated field significance
    	012007  Virtual temperature
    	011006  w-component
    	204000  Cancel add associated field
    	021030  Signal to noise ratio
    #
     321025
    	007007	Height
    	021091  Radar signal Doppler spectrum 0th moment
    	021030  Signal to noise ratio
    	202129  Change scale to 2
    	021014  Doppler mean velocity (radial)
    	201129  Change width to 9 bits
    	021017  Doppler velocity spectral width
    	202000  Change scale to table B
    	201000  Change width to table B
    	021092  RASS signal Doppler spectrum 0th moment, referring to RASS signal
    	021030  Signal to noise ratio, referring to RASS signal
    	025092  Acoustic propagation velocity
    	201129  Change width to 9 bits
    	202129  Change scale to 2
    	021017  Doppler velocity spectral width, referring to RASS signal
    	202000  Change scale to table B
    	201000  Change width to table B
    #
     321026
    	010007	Height
    	204001  Add associated field of 1 bit in length
    	031021  Associated field significance
    	012007  Virtual temperature
    	025091  Structure constant of the refraction index (Cn2)
    	011071  Turbulent vertical momentum flux
    	011072  Turbulent vertical buoyancy flux
    	011073  Turbulent kinetic energy
    	011074  Dissipation energy
    	204000  Cancel add associated field
    #
     321027
    	021118	Attenuation correction on sigma-0
    	202129  Change scale
    	201132  Change data width
    	002112  Radar look angle
    	201000  Change data width to Table B
    	201131  Change data width
    	002111  Radar incidence angle
    	201000  Change data width to Table B
    	202000  Change scale back to Table B
    	002104  Antenna polarization
    	021105  Normalized radar cross-section
    	021106  Kp variance coefficient (alpha)
    	021107  Kp variance coefficient (beta)
    	021114  Kp variance coefficient (gamma)
    	021115  SEAWINDS sigma-0 quality
    	021116  SEAWINDS sigma-0 mode
    	008018  SEAWINDS land/ice surface type
    	021117  Sigma-0 variance quality control
    #
     321028
    	021118	Attenuation correction on sigma-0
    	202129  Change scale
    	201132  Change data width
    	002112  Radar look angle
    	201000  Data width back to Table B
    	201131  Change data width
    	002111  Radar incidence angle
    	201000  Data width back to Table B
    	202000  Scale back  to table B
    	002104  Likelihood computed for solution
    	021123  SEAWINDS normalized radar cross section
    	021106  Kp variance coefficient (alpha)
    	021107  Kp variance coefficient (beta)
    	021114  Kp variance coefficient (gamma)
    	021115  SEAWINDS sigma-0 quality flag
    	021116  SEAWINDS sigma-0 mode flag
    	008018  SEAWINDS land/ice surface flag
    	021117  Sigma-0 variance quality control

This BUFR Table D, with 474 descriptor elements, was originally constructed 2000-10-31 in Northern LightHouse Ltd using script wmo2crexB.pl