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Weather

OPS 5644 (DMSP 5D-1 F2)

NonoperationalWeatherLEO

Observes the atmosphere and oceans for meteorology and climate monitoring.

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Launch

Launch date
June 5, 1977 at 02:59 AM UTC
Launch site
Vandenberg SFB, USA
Launched by
Thor DSV-2U →
Operator
United States Air Force
Mission
DMSP-5D1 F2
Launch record
View full launch →

Orbit

Orbit regime
LEO
Apoapsis
813 km
Periapsis
760 km
Inclination
99.12°
Orbital period
100.6 min

Identity

COSPAR (Int'l)
1977-044A
NORAD catalog №
10033
Object type
Payload
Owner / operator
United StatesUnited States
Status
Nonoperational

End of mission

Fate
No longer operational — remains in orbit as inactive.
Final status
Nonoperational