Mission type Earth imaging
Operator NASA / NOAA
COSPAR ID 1984-021A
SATCAT № 14780
Spacecraft properties
Bus Multimission Modular Spacecraft
Manufacturer Fairchild Industries
Launch mass 1,938 kilograms (4,273 lb)
Dry mass 1,407 kilograms (3,102 lb)
Start of mission
Launch date 1 March 1984
Rocket Delta 3920
Launch site Vandenberg SLC-2W
End of mission
Disposal Placed in graveyard orbit
Deactivated 5 June 2013
Orbital parameters
Reference system Geocentric
Regime Sun-synchronous
Perigee 694 kilometers (431 mi)
Apogee 701 kilometers (436 mi)
Inclination 98.2 degrees
Period 98.72 minutes
Repeat interval 16 days
Epoch 1 April 1984[1