.------------------------------------------------------------------------------.
| ------------   USER DEFINITIONS FOR TABLE-A TABLE-B TABLE D   -------------- |
|------------------------------------------------------------------------------|
| MNEMONIC | NUMBER | DESCRIPTION                                              |
|----------|--------|----------------------------------------------------------|
|          |        |                                                          |
| NC008021 | A62204 | MSG TYPE 008-021 OZONE(AIRNOW) 1-HR BKWRD AVG-DELAYED    |
| NC008022 | A62205 | MSG TYPE 008-022 OZONE(AIRNOW) 8-HR BKWRD AVG-DELAYED    |
| NC008023 | A62210 | MTP 008-023 OZONE(AIRNOW) 1-HR BACKWARD AVG-HRLY INGEST  |
| NC008031 | A62211 | MTP 008-031 PARTICULATE(AIRNOW) 1H BKWD AVG-DAILY INGST  |
| NC008032 | A62214 | MTP 008-032 PARTICULATE(AIRNOW) 1H BKWD AVG-HRLY INGST   |
|          |        |                                                          |
| YYMMDD   | 301011 | DATE -- YEAR, MONTH, DAY                                 |
| LTLONH   | 301021 | HIGH ACCURACY LATITUDE/LONGITUDE POSITION                |
| AOZSEQ   | 361101 | AIRNOW OZONE SEQUENCE                                    |
| APMSEQ   | 361105 | AIRNOW FINE PARTICULATE MATTER (PMFINE) SEQUENCE         |
|          |        |                                                          |
| YEAR     | 004001 | YEAR                                                     |
| MNTH     | 004002 | MONTH                                                    |
| DAYS     | 004003 | DAY                                                      |
| HOUR     | 004004 | HOUR                                                     |
| PTID     | 001050 | PLATFORM TRANSMITTER ID NUMBER                           |
| CLATH    | 005001 | LATITUDE(HIGH ACCURACY)                                  |
| CLONH    | 006001 | LONGITUDE (HIGH ACCURACY)                                |
| TYPO     | 015025 | TYPE OF POLLUTANT                                        |
| TSIG     | 008021 | TIME SIGNIFICANCE                                        |
| TPHR     | 004024 | TIME PERIOD OR DISPLACEMENT                              |
| QCIND    | 033020 | QUALITY CONTROL INDICATION OF FOLLOWING DATA             |
| COPO     | 015026 | CONCENTRATION OF POLLUTANT                               |
| COPOPM   | 015027 | CONCENTRATION OF POLLUTANT (VOLUMETRIC UNITS)            |
|          |        |                                                          |
|------------------------------------------------------------------------------|
| MNEMONIC | SEQUENCE                                                          |
|----------|-------------------------------------------------------------------|
|          |                                                                   |
| NC008021 | YYMMDD  HOUR  201141  PTID  201000  LTLONH  TYPO  TSIG  AOZSEQ    |
|          |                                                                   |
| NC008022 | YYMMDD  HOUR  201141  PTID  201000  LTLONH  TYPO  TSIG  AOZSEQ    |
|          |                                                                   |
| NC008023 | YYMMDD  HOUR  201141  PTID  201000  LTLONH  TYPO  TSIG  AOZSEQ    |
|          |                                                                   |
| NC008031 | YYMMDD  HOUR  201141  PTID  201000  LTLONH  TYPO  TSIG  APMSEQ    |
|          |                                                                   |
| NC008032 | YYMMDD  HOUR  201141  PTID  201000  LTLONH  TYPO  TSIG  APMSEQ    |
|          |                                                                   |
| YYMMDD   | YEAR    MNTH    DAYS                                              |
|          |                                                                   |
| LTLONH   | CLATH   CLONH                                                     |
|          |                                                                   |
| AOZSEQ   | TPHR    QCIND   COPO                                              |
|          |                                                                   |
| APMSEQ   | TPHR    QCIND   201131 202129 COPOPM 202000 201000                |
|          |                                                                   |
|------------------------------------------------------------------------------|
| MNEMONIC | SCAL | REFERENCE   | BIT | UNITS                    |-------------|
|----------|------|-------------|-----|--------------------------|-------------|
|          |      |             |     |                          |-------------|
| YEAR     |    0 |           0 |  12 | YEAR                     |-------------|
| MNTH     |    0 |           0 |   4 | MONTH                    |-------------|
| DAYS     |    0 |           0 |   6 | DAY                      |-------------|
| HOUR     |    0 |           0 |   5 | HOUR                     |-------------|
| PTID     |    0 |           0 |  17 | NUMERIC                  |-------------|
| CLATH    |    5 |    -9000000 |  25 | DEGREES                  |-------------|
| CLONH    |    5 |   -18000000 |  26 | DEGREES                  |-------------|
| TYPO     |    0 |           0 |   4 | CODE TABLE               |-------------|
| TSIG     |    0 |           0 |   5 | CODE TABLE               |-------------|
| TPHR     |    0 |       -2048 |  12 | HOUR                     |-------------|
| QCIND    |    0 |           0 |   3 | CODE TABLE               |-------------|
| COPO     |    9 |           0 |   9 | MOLE/MOLE                |-------------|
| COPOPM   |    9 |           0 |  10 | KG/(M**3)                |-------------|
|          |      |             |     |                          |-------------|
`------------------------------------------------------------------------------'