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OPS 5721 (DMSP 5D-1 F1)
Nonoperational
Weather
LEO
Observes the atmosphere and oceans for meteorology and climate monitoring.
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Launch
Launch date
September 11, 1976 at 08:00 AM UTC
Launch site
Vandenberg SFB, USA
Launched by
Thor DSV-2U →
Operator
United States Air Force
Mission
DMSP-5D1 F1
Launch record
View full launch →
Orbit
Orbit regime
LEO
Apoapsis
810 km
Periapsis
787 km
Inclination
98.36°
Orbital period
100.85 min
Identity
COSPAR (Int'l)
1976-091A
NORAD catalog №
9415
Object type
Payload
Owner / operator
United States
Status
Nonoperational
End of mission
Fate
No longer operational — remains in orbit as inactive.
Final status
Nonoperational