Norad ID: 20923
| Spacetrack Directory Name | GORIZONT 21 |
| Follow GORIZONT 21 | GORIZONT 21 Tracker |
| Pass predictions GORIZONT 21 | Pass predictions GORIZONT 21 |
| Orbit launches |
|
| Days in orbit | 13105 |
| Country/organisation of origin | Commonwealth of Independent States (former USSR) (CIS) |
| Starting point | TYMSC (Baikonur Cosmodrome, Kazakhstan) |
| Categories | |
| Perigee | 35797 km |
| Apogee | 35813 km |
| Orbit slope (inclination) | 12.65° |
| Laps per day | 1 |
| Height GORIZONT 21 | 35820.66 km |
GORIZONT 21, 20923 is a payload satellite owned by MSvyaz (CIS) in GEO that was launched on Sat, 03 Nov 1990 UTC via a PROTON-K/DM-2 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
satellite GORIZONT 21 Date of exalting 03.11.1990y. Average height of ISS GORIZONT 21 hundred 35820.66 km. Average velocity GORIZONT 21 is 11064.49 km/h. Inclination GORIZONT 21 satellite 12.67°.