.------------------------------------------------------------------------------.
| ------------   USER DEFINITIONS FOR TABLE-A TABLE-B TABLE D   -------------- |
|------------------------------------------------------------------------------|
| MNEMONIC | NUMBER | DESCRIPTION                                              |
|----------|--------|----------------------------------------------------------|
|          |        |                                                          |
| FN004000 | A49027 | MSG TYPE 004-000 TAMDAR DIRECT FROM AIRDAT               |
|          |        |                                                          |
| YYMMDD   | 301011 | DATE -- YEAR, MONTH, DAY                                 |
| HHMMSS   | 301013 | TIME -- HOUR, MINUTE, SECOND                             |
| LTLONH   | 301021 | LOCATION -- LATITUDE, LONGITUDE (HIGH ACCURACY)          |
|          |        |                                                          |
| ACRN     | 001008 | AIRCRAFT REGISTRATION NUMBER (TAIL NUMBER)               |
| ACTP     | 001009 | TYPE OF COMMERCIAL AIRCRAFT                              |
| SMMO     | 001013 | SPEED OF MOTION OF MOVING OBSERVING PLATFORM             |
| OBSVR    | 001095 | OBSERVER IDENTIFICATION                                  | 
|          |        |                                                          |
| YEAR     | 004001 | YEAR                                                     |
| MNTH     | 004002 | MONTH                                                    |
| DAYS     | 004003 | DAY                                                      |
| HOUR     | 004004 | HOUR                                                     |
| MINU     | 004005 | MINUTE                                                   |
| SECO     | 004006 | SECOND                                                   |
|          |        |                                                          |
| CLATH    | 005001 | LATITUDE (HIGH ACCURACY)                                 |
|          |        |                                                          |
| CLONH    | 006001 | LONGITUDE (HIGH ACCURACY)                                |
|          |        |                                                          |
| HMSL     | 007002 | HEIGHT OR ALTITUDE                                       |
| PRLC     | 007004 | PRESSURE                                                 |
| FLVLST   | 007010 | FLIGHT LEVEL                                             |
|          |        |                                                          |
| POAF     | 008004 | PHASE OF AIRCRAFT FLIGHT                                 |
|          |        |                                                          |
| IALR     | 010082 | INSTANTANEOUS ALTITUDE RATE                              |
|          |        |                                                          |
| WDIR     | 011001 | WIND DIRECTION                                           |
| WSPD     | 011002 | WIND SPEED                                               |
| TRBXST   | 011037 | TURBULENCE INDEX                                         |
| TOPEDR   | 011038 | TIME OF OCCURRENCE OF PEAK EDDY DISSIPATION RATE         |
|          |        |                                                          |
| TMDBST   | 012001 | TEMPERATURE/DRY-BULB TEMPERATURE                         |
|          |        |                                                          |
| RAWHU    | 013009 | RAW RELATIVE HUMIDITY                                    |
|          |        |                                                          |
| AFIC     | 020041 | AIRFRAME ICING                                           |
|          |        |                                                          |
| AFSI     | 031021 | ASSOCIATED FIELD SIGNIFICANCE                            |
|          |        |                                                          |
| PCCF     | 033007 | PERCENT CONFIDENCE                                       |
| TPQC2    | 033254 | 2-BIT INDICATOR OF QUALITY                               |
|          |        |                                                          |
|------------------------------------------------------------------------------|
| MNEMONIC | SEQUENCE                                                          |
|----------|-------------------------------------------------------------------|
|          |                                                                   |
| FN004000 | YYMMDD  HHMMSS  LTLONH  HMSL  PRLC  FLVLST  IALR  POAF  ACRN      |
| FN004000 | OBSVR  ACTP                                                       |
| FN004000 | AFSI  TPQC2  SMMO  TPQC2  TMDBST  TPQC2  WDIR  TPQC2  WSPD        |
| FN004000 | TPQC2  TRBXST  TPQC2  TOPEDR  TPQC2  AFIC                         |
| FN004000 | AFSI  PCCF  RAWHU                                                 |
|          |                                                                   |
| YYMMDD   | YEAR  MNTH  DAYS                                                  |
| HHMMSS   | HOUR  MINU  SECO                                                  |
| LTLONH   | CLATH CLONH                                                       |
|          |                                                                   |
|------------------------------------------------------------------------------|
| MNEMONIC | SCAL | REFERENCE   | BIT | UNITS                    |-------------|
|----------|------|-------------|-----|--------------------------|-------------|
|          |      |             |     |                          |-------------|
| ACRN     |    0 |           0 |  64 | CCITT IA5                |-------------|
| ACTP     |    0 |           0 |  64 | CCITT IA5                |-------------|
| SMMO     |    0 |           0 |  10 | METERS/SECOND            |-------------|
| OBSVR    |    0 |           0 |  32 | 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                   |-------------|
|          |      |             |     |                          |-------------|
| CLATH    |    5 |    -9000000 |  25 | DEGREES                  |-------------|
|          |      |             |     |                          |-------------|
| CLONH    |    5 |   -18000000 |  26 | DEGREES                  |-------------|
|          |      |             |     |                          |-------------|
| HMSL     |   -1 |         -40 |  16 | METERS                   |-------------|
| PRLC     |   -1 |           0 |  14 | PASCALS                  |-------------|
| FLVLST   |    0 |       -1024 |  16 | METERS                   |-------------|
|          |      |             |     |                          |-------------|
| POAF     |    0 |           0 |   3 | CODE TABLE               |-------------|
|          |      |             |     |                          |-------------|
| IALR     |    3 |      -65536 |  17 | METERS/SECOND            |-------------|
|          |      |             |     |                          |-------------|
| WDIR     |    0 |           0 |   9 | DEGREES TRUE             |-------------|
| WSPD     |    1 |           0 |  12 | METERS/SECOND            |-------------|
| TRBXST   |    0 |           0 |   6 | CODE TABLE               |-------------|
| TOPEDR   |    0 |           0 |   5 | CODE TABLE               |-------------|
|          |      |             |     |                          |-------------|
| TMDBST   |    1 |           0 |  12 | DEGREES KELVIN           |-------------|
|          |      |             |     |                          |-------------|
| RAWHU    |    1 |       -1000 |  12 | PERCENT                  |-------------|
|          |      |             |     |                          |-------------|
| AFIC     |    0 |           0 |   4 | CODE TABLE               |-------------|
|          |      |             |     |                          |-------------|
| AFSI     |    0 |           0 |   6 | CODE TABLE               |-------------|
|          |      |             |     |                          |-------------|
| PCCF     |    0 |           0 |   7 | PERCENT                  |-------------|
| TPQC2    |    0 |           0 |   2 | CODE TABLE               |-------------|
`------------------------------------------------------------------------------'