.------------------------------------------------------------------------------.
| ------------   USER DEFINITIONS FOR TABLE-A TABLE-B TABLE D   -------------- |
|------------------------------------------------------------------------------|
| MNEMONIC | NUMBER | DESCRIPTION                                              |
|----------|--------|----------------------------------------------------------|
|          |        |                                                          |
| NC012003 | A61203 | M TYPE 012-003  GPS - Integrated Precipitable Water      |
| NC012004 | A62005 | M TYPE 012-004  Ground-based GNSS (GPS, etc.) data       |
| NC012150 | A61111 | M TYPE 012-150  NASA Langley pixel-level cloud data      |
|          |        |                                                          |
| YYMMDD   | 301011 | YEAR, MONTH, DAY                                         |
| HHMMSS   | 301013 | HOUR, MINUTE, SECOND                                     |
| HHMM     | 301012 |                                                          |
| LTLONHHT | 301022 |                                                          |
| LTLONH   | 301021 | LATITUDE/LONGITUDE (HIGH ACCURACY)                       |
| GBGNSSDA | 307022 | Ground-based GNSS data                                   |
|          |        |                                                          |
| BID      | 352001 | BULLETIN ID DATA                                         |
| RCPTIM   | 352003 | REPORT RECEIPT TIME DATA                                 |
|          |        |                                                          |
| GNSSRPSQ | 362006 | GNSS REPLICATION SEQUENCE                                |
|          |        |                                                          |
| SAID     | 001007 | SATELLITE IDENTIFIER                                     |
| RPID     | 001198 | REPORT IDENTIFIER                                        |
| STSN     | 001015 | Station or site name                                     |
| PTID     | 001050 | Platform transmitter ID number                           |
|          |        |                                                          |
| SCLF     | 002020 | Satellite classification                                 |
|          |        |                                                          |
| YEAR     | 004001 | YEAR                                                     |
| MNTH     | 004002 | MONTH                                                    |
| DAYS     | 004003 | DAY                                                      |
| HOUR     | 004004 | HOUR                                                     |
| MINU     | 004005 | MINUTE                                                   |
| SECO     | 004006 | SECOND                                                   |
| TPMI     | 004025 | Time period or displacement                              |
| RCYR     | 004200 | YEAR   - TIME OF RECEIPT                                 |
| RCMO     | 004201 | MONTH  - TIME OF RECEIPT                                 |
| RCDY     | 004202 | DAY    - TIME OF RECEIPT                                 |
| RCHR     | 004203 | HOUR   - TIME OF RECEIPT                                 |
| RCMI     | 004204 | MINUTE - TIME OF RECEIPT                                 |
|          |        |                                                          |
| CLATH    | 005001 | LATITUDE (HIGH ACCURACY)                                 |
| CLAT     | 005002 | LATITUDE (COARSE ACCURACY)                               |
| BEARAZ   | 005021 | Bearing or azimuth                                       |
|          |        |                                                          |
| CLONH    | 006001 | LONGITUDE (HIGH ACCURACY)                                |
| CLON     | 006002 | LONGITUDE (COARSE ACCURACY)                              |
|          |        |                                                          |
| SELV     | 007001 | HEIGHT OF STATION                                        |
| ELEV     | 007021 | Elevation                                                |
|          |        |                                                          |
| METFET   | 008011 | METEOROLOGICAL FEATURE                                   |
| TSIG     | 008021 | Time significance                                        |
| ACAV     | 008022 | Total number (with respect to accumulation or average)   |
| SSMS     | 008060 | Sample scanning mode significance                        |
| RCTS     | 008202 | RECEIPT TIME SIGNIFICANCE                                |
|          |        |                                                          |
| PRES     | 010004 | PRESSURE                                                 |
|          |        |                                                          |
| TMDBST   | 012001 | Temperature/dry-bulb temperature                         |
| TMDB     | 012101 | TEMPERATURE/DRY BULB TEMPERATURE                         |
| EBBTH    | 012162 | EQUIVALENT BLACK BODY TEMPERATURE                        |
|          |        |                                                          |
| REHU     | 013003 | RELATIVE HUMIDITY                                        |
| TPWT     | 013016 | TOTAL PRECIPITABLE WATER                                 |
|          |        |                                                          |
| LIED     | 015011 | Log 10 of integrated electron density                    |
| APDS     | 015031 | Atmospheric path delay in satellite signal               |
| APDE     | 015032 | Estimated error in atmospheric path delay                |
| PDDX     | 015033 | Difference in path delays for limb views at extremes of  |
| PDDE     | 015034 | Estimated error in path delay difference                 |
| ZPDW     | 015035 | Component of zenith path delay due to water vapour       |
|          |        |                                                          |
| HOCB     | 020013 | HEIGHT OF BASE OF CLOUD                                  |
| HOCT     | 020014 | HEIGHT OF TOP OF CLOUD                                   |
| CDBP     | 020015 | PRESSURE AT BASE OF CLOUD                                |
| CDTP     | 020016 | PRESSURE AT TOP OF CLOUD                                 |
| CLDP     | 020056 | CLOUD PHASE                                              |
|          |        |                                                          |
| VILWC    | 021031 | VERTICALLY-INTEGRATED LIQUID WATER CONTENT               |
|          |        |                                                          |
| TDEL     | 025220 | TOTAL DELAY                                              |
| ETDL     | 025221 | ERROR IN TOTAL DELAY                                     |
| HSDL     | 025222 | HYDROSTATIC DELAY                                        |
| EHSD     | 025223 | ERROR IN HYDROSTATIC DELAY                               |
| WMTM     | 025224 | WEIGHTED MEAN TEMPERATURE                                |
| WDMF     | 025225 | WET DELAY MAPPING FUNCTION                               |
|          |        |                                                          |
| QFGN     | 033038 | Quality flags for ground-based GNSS data                 |
| CORN     | 033215 | CORRECTED REPORT INDICATOR                               |
|          |        |                                                          |
| BUHD     | 035021 | BULLETIN BEING MONITORED (TTAAii)                        |
| BULTIM   | 035022 | BULLETIN BEING MONITORED (YYGGgg)                        |
| BORG     | 035023 | BULLETIN BEING MONITORED (CCCC)                          |
| BBB      | 035194 | BULLETIN BEING MONITORED (BBB)                           |
| SEQNUM   | 035195 | CHANNEL SEQUENCE NUMBER                                  |
| RSRD     | 035200 | RESTRICTIONS ON REDISTRIBUTION                           |
| EXPRSRD  | 035201 | EXPIRATION OF RESTRICTIONS ON REDISTRIBUTION             |
|          |        |                                                          |
|------------------------------------------------------------------------------|
| MNEMONIC | SEQUENCE                                                          |
|----------|-------------------------------------------------------------------|
|          |                                                                   |
| NC012003 | BID      RPID     RCPTIM   CORN     YEAR     MNTH     DAYS        |
| NC012003 | HOUR     MINU     SECO     CLAT     CLON     SELV     PRES        |
| NC012003 | TMDB     REHU     TDEL     ETDL     HSDL     EHSD     202131      |
| NC012003 | 201138   TPWT     201000   202000   WMTM     WDMF                 |
|          |                                                                   |
| NC012004 | GBGNSSDA  BID   RCPTIM   CORN  RSRD  EXPRSRD                      |
|          |                                                                   |
| NC012150 | YYMMDD  HHMMSS  LTLONH  SAID                                      |
| NC012150 | METFET  CLDP  207001  HOCB  HOCT  207000  CDBP  CDTP              |
| NC012150 | EBBTH  207004  VILWC  207000  METFET                              |
|          |                                                                   |
| BID      | SEQNUM   BUHD     BORG     BULTIM   BBB                           |
|          |                                                                   |
| RCPTIM   | RCTS     RCYR     RCMO     RCDY     RCHR     RCMI                 |
|          |                                                                   |
| GBGNSSDA | STSN  YYMMDD  HHMM  LTLONHHT  TSIG  TPMI  PRES  TMDBST  REHU      |
| GBGNSSDA | QFGN  ACAV  "GNSSRPSQ"25  SSMS  PDDX  PDDE  SSMS  PDDX  PDDE      |
| GBGNSSDA | ZPDW  201131  202129  TPWT  202000  201000  LIED                  |
|          |                                                                   |
| YYMMDD   | YEAR  MNTH  DAYS                                                  |
|          |                                                                   |
| HHMMSS   | HOUR    MINU    SECO                                              |
|          |                                                                   |
| HHMM     | HOUR  MINU                                                        |
|          |                                                                   |
| LTLONH   | CLATH   CLONH                                                     |
|          |                                                                   |
| LTLONHHT | CLATH  CLONH  SELV                                                |
|          |                                                                   |
| GNSSRPSQ | SCLF  PTID  BEARAZ  ELEV  APDS  APDE                              |
|          |                                                                   |
|------------------------------------------------------------------------------|
| MNEMONIC | SCAL | REFERENCE   | BIT | UNITS                    |-------------|
|----------|------|-------------|-----|--------------------------|-------------|
|          |      |             |     |                          |-------------|
| SAID     |    0 |           0 |  10 | CODE TABLE               |-------------|
| RPID     |    0 |           0 |  64 | CCITT IA5                |-------------|
| STSN     |    0 |           0 | 160 | CCITT IA5                |-------------|
|          |      |             |     |                          |-------------|
| YEAR     |    0 |           0 |  12 | YEAR                     |-------------|
| MNTH     |    0 |           0 |   4 | MONTH                    |-------------|
| DAYS     |    0 |           0 |   6 | DAY                      |-------------|
| HOUR     |    0 |           0 |   5 | HOUR                     |-------------|
| MINU     |    0 |           0 |   6 | MINUTE                   |-------------|
| SECO     |    0 |           0 |   6 | SECOND                   |-------------|
| RCYR     |    0 |           0 |  12 | YEAR                     |-------------|
| RCMO     |    0 |           0 |   4 | MONTH                    |-------------|
| RCDY     |    0 |           0 |   6 | DAY                      |-------------|
| RCHR     |    0 |           0 |   5 | HOUR                     |-------------|
| RCMI     |    0 |           0 |   6 | MINUTE                   |-------------|
|          |      |             |     |                          |-------------|
| CLATH    |    5 |    -9000000 |  25 | DEGREES                  |-------------|
| CLAT     |    2 |       -9000 |  15 | DEGREES                  |-------------|
|          |      |             |     |                          |-------------|
| CLONH    |    5 |   -18000000 |  26 | DEGREES                  |-------------|
| CLON     |    2 |      -18000 |  16 | DEGREES                  |-------------|
|          |      |             |     |                          |-------------|
| SELV     |    0 |        -400 |  15 | METERS                   |-------------|
|          |      |             |     |                          |-------------|
| METFET   |    0 |           0 |   6 | CODE TABLE               |-------------|
| RCTS     |    0 |           0 |   6 | CODE TABLE               |-------------|
|          |      |             |     |                          |-------------|
| PRES     |   -1 |           0 |  14 | PASCALS                  |-------------|
|          |      |             |     |                          |-------------|
| TMDB     |    2 |           0 |  16 | KELVIN                   |-------------|
| EBBTH    |    2 |           0 |  16 | KELVIN                   |-------------|
|          |      |             |     |                          |-------------|
| REHU     |    0 |           0 |   7 | PERCENT                  |-------------|
| TPWT     |    0 |           0 |   7 | KG/(METER**2)            |-------------|
|          |      |             |     |                          |-------------|
| HOCB     |   -1 |         -40 |  11 | METERS                   |-------------|
| HOCT     |   -1 |         -40 |  11 | METERS                   |-------------|
| CDBP     |   -1 |           0 |  14 | PA                       |-------------|
| CDTP     |   -1 |           0 |  14 | PA                       |-------------|
| CLDP     |    0 |           0 |   3 | CODE TABLE               |-------------|
|          |      |             |     |                          |-------------|
| VILWC    |    0 |           0 |   7 | KG/(METER**2)            |-------------|
|          |      |             |     |                          |-------------|
| TDEL     |    4 |           0 |  16 | METERS                   |-------------|
| ETDL     |    4 |           0 |   9 | METERS                   |-------------|
| HSDL     |    4 |           0 |  16 | METERS                   |-------------|
| EHSD     |    4 |           0 |   9 | METERS                   |-------------|
| WMTM     |    2 |           0 |  16 | KELVIN                   |-------------|
| WDMF     |    3 |           0 |  13 | NUMERIC                  |-------------|
|          |      |             |     |                          |-------------|
| TSIG     |    0 |           0 |   5 | CODE TABLE               |-------------|
| TPMI     |    0 |       -2048 |  12 | MINUTE                   |-------------|
| TMDBST   |    1 |           0 |  12 | K                        |-------------|
| QFGN     |    0 |           0 |  10 | FLAG TABLE               |-------------|
| ACAV     |    0 |           0 |  16 | NUMERIC                  |-------------|
| SCLF     |    0 |           0 |   9 | CODE TABLE               |-------------|
| PTID     |    0 |           0 |  17 | NUMERIC                  |-------------|
| BEARAZ   |    2 |           0 |  16 | DEGREE TRUE              |-------------|
| ELEV     |    2 |       -9000 |  15 | DEGREE                   |-------------|
| APDS     |    4 |       10000 |  15 | M                        |-------------|
| APDE     |    4 |           0 |  10 | M                        |-------------|
| SSMS     |    0 |           0 |   4 | CODE TABLE               |-------------|
| PDDX     |    5 |      -10000 |  15 | M                        |-------------|
| PDDE     |    5 |           0 |  14 | M                        |-------------|
| ZPDW     |    4 |           0 |  14 | M                        |-------------|
| LIED     |    3 |       14000 |  13 | LOG METER**-2            |-------------|
|          |      |             |     |                          |-------------|
| CORN     |    0 |           0 |   3 | CODE TABLE               |-------------|
|          |      |             |     |                          |-------------|
| BUHD     |    0 |           0 |  48 | CCITT IA5                |-------------|
| BULTIM   |    0 |           0 |  48 | CCITT IA5                |-------------|
| BORG     |    0 |           0 |  32 | CCITT IA5                |-------------|
| BBB      |    0 |           0 |  48 | CCITT IA5                |-------------|
| SEQNUM   |    0 |           0 |  32 | CCITT IA5                |-------------|
| RSRD     |    0 |           0 |   9 | FLAG TABLE               |-------------|
| EXPRSRD  |    0 |           0 |   8 | HOURS                    |-------------|
|          |      |             |     |                          |-------------|
`------------------------------------------------------------------------------'