Satellites

GPS · Navigation

NAVSTAR 25 (USA 80)

NonoperationalNavigationMEO

NAVSTAR 25 (USA 80) is a U.S. Space Force navigation satellite, part of the GPS constellation, launched on April 10, 1992 into MEO.

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Launch

Launch date
April 10, 1992 at 03:20 AM UTC
Launch site
Cape Canaveral SFS, USA
Operator
United States Air Force
Mission
GPS IIA-4

Orbit

Orbit regime
MEO
Apoapsis
21,469 km
Periapsis
21,303 km
Inclination
54.95°
Orbital period
767.34 min

Spacecraft

Operator
U.S. Space Force
Manufacturer
Lockheed Martin
Users
Government/Military
Launch mass
921.7 kg
Design lifetime
15 years
Detailed purpose
Navigation

Identity

COSPAR (Int'l)
1992-019A
NORAD catalog №
21930
Object type
Payload
Owner / operator
United StatesUnited States
Constellation
GPS
Radar cross-section
2.4978 m²
Status
Nonoperational

End of mission

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

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