Record format of CAPTEX aircraft data:

FIELD     
LENGTH  FIELD

I2   RELEASE           
1X
I2   AIRCRAFT
1X
I2   SORTIE
I2   PASS
1X
I1   SAMPLER LID
I2   SAMPLING TUBE
1X   
I6   DATE (YYMMDD)
2X
I4   START TIME (HHMM, GMT)
I5   START ALTITUDE (m, MSL)
I5   START LATITUDE (deg * 100)
I5   START LONGITUDE (deg * 100)
2X
I4   END TIME (HHMM, GMT)
I5   END ALTITUDE (m, MSL)
I5   END LATITUDE (deg * 100)
I5   END LONGITUDE (deg * 100)
I6   CONCENTRATION (fL/L)
2X
I3   WIND DIRECTION (deg, blank if missing)
1X
I3   WIND SPEED (m/s, blank if missing)