DYNAMICS EXPLORER 1 RAW BINARY (DE1R)

COLUMNS         FMT             DESCRIPTION
  1-  4         I*4             YEAR
  5-  8         I*4             DAY OF YEAR
  9- 12         I*4             MILLISECONDS OF DAY
 13- 16         I*4             INSTRUMENT MODE AT TIME MEASUREMENTS ARE TAKEN
 17- 20         R*4             RADIAL MAGNETIC COMPONENT (GMS COORDINATES nT)
 21- 24         R*4             THETA MAGNETIC COMPONENT (GMS COORDINATES nT)
 25- 28         R*4             PHI MAGNETIC COMPONENT (GMS COORDINATES nT)
 29- 32         R*4             RADIAL MODEL COMPONENT (GMS COORDINATES nT)
 33- 36         R*4             PHI MODEL COMPONENT (GMS COORDINATES nT)
 37- 40         R*4             RADIAL MODEL COMPONENT (GMS COORDINATES nT)
 41- 44         R*4             SATELLITE ALTITUDE - RELATIVE TO THE GEOID
 45- 48         R*4             GEOMAGNETIC LONGITUDE
 49- 52         R*4             GEOMAGNETIC LATITUDE
 53- 56         R*4             MAGNETIC LOCAL TIME
 57- 60         R*4             INVARIANT LATITUDE
Geomagnetic Spherical (GMS) coordinates are based on the 1980 GSFC model [Langel et al., 1980a]
with Br positive radially outward from the Earth, Bphi is positive toward the East,
and Btheta completes the right-handed system.