VARIABLE FMT DESCRIPTION MJD I*4 MODIFIED JULIAN DAY MSIN (50)I*4 MILLISECONDS OF DAY FOR EACH POINT IN (10,50)I*2 TWO DIMENSIONAL ARRAY TO HOLD DATA RECORDS I=1, DIPLAT*100 I=2, LATITUDE*100 I=3, LONGITUDE*100 I=4, ALTITUDE*10 (RELATIVE TO 6371.0) I=5, B-30000 I=6, DELTAF*10 I=7, LOCAL TIME*1000 I=8, ORBIT NUMBER I=9, GEOMAGNETIC LATITUDE*100 I=10, L VALUE*100 Alternate format: (12,50)I*2