Payload
USA 56
activePayloadLEO
USA 56 is a United States payload satellite, launched on April 11, 1990 into LEO.
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Launch
- Launch date
- April 11, 1990 at 03:00 PM UTC
- Launch site
- Vandenberg SFB, USA
- Launched by
- Atlas E Altair →
- Operator
- United States Air Force
- Mission
- POGS & SSR, TEX, SCE
- Launch record
- View full launch →
Orbit
- Orbit regime
- LEO
- Apoapsis
- 678 km
- Periapsis
- 596 km
- Inclination
- 89.86°
- Orbital period
- 97.45 min
Spacecraft
- Operator
- United States
- Launch mass
- 79.29 kg
Identity
- COSPAR (Int'l)
- 1990-031A
- NORAD catalog №
- 20560
- Object type
- Payload
- Owner / operator
United States- Status
- active