GPS · Navigation
NAVSTAR 50 (USA 156)
NonoperationalNavigationMEO
NAVSTAR 50 (USA 156) is a DoD/US Air Force navigation satellite, part of the GPS constellation, launched on January 30, 2001 into MEO.
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Launch
- Launch date
- January 30, 2001 at 07:55 AM UTC
- Launch site
- Cape Canaveral SFS, USA
- Launched by
- Delta II 7925-9.5 →
- Operator
- United States Air Force
- Mission
- GPS IIR-7
- Launch record
- View full launch →
Orbit
- Orbit regime
- MEO
- Apoapsis
- 21,015 km
- Periapsis
- 20,996 km
- Inclination
- 55.21°
- Orbital period
- 751.61 min
Spacecraft
- Operator
- DoD/US Air Force
- Manufacturer
- Lockheed Martin
- Users
- Military/Commercial
- Launch mass
- 1,077 kg
- Dry mass
- 980 kg
- Power
- 1,136 W
- Design lifetime
- 10 years
- Detailed purpose
- Navigation
Identity
- COSPAR (Int'l)
- 2001-004A
- NORAD catalog №
- 26690
- Object type
- Payload
- Owner / operator
United States- Constellation
- GPS
- Radar cross-section
- 2.5119 m²
- Status
- Nonoperational
End of mission
- Fate
- No longer operational — remains in orbit as inactive.
- Final status
- Nonoperational
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