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USA 159 (DSP 21)
MilitaryGEOGraveyardUnited States
USA 159 (DSP 21) is a military operated by United States, currently in a geostationary orbit about 36,090 km above the equator. It completes one orbit of Earth roughly every 1452 minutes at an inclination of 12.8°. It was launched in 2001. Track its live position and see when it passes over your location on azmth.
Orbital data
- NORAD ID
- 26880
- COSPAR ID
- 2001-033A
- Type
- Military
- Orbit
- GEO
- Perigee (lowest)
- 36,090 km
- Apogee (highest)
- 36,103 km
- Inclination
- 12.77°
- Orbital period
- 1452 min
- Launch year
- 2001
- Operator
- United States
Orbital data from CelesTrak, refreshed every 2 hours. Element epoch: 2026-06-05.
About GEO orbit
Geostationary Orbit. Exactly 35,786 km above the equator. Satellites here orbit at the same rate Earth rotates, so they appear stationary in the sky. Used for TV, weather, and communications.
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