COSMOS 2170, 21784
Orbit data source: Space-Track
COSMOS 2170, 21784 is a payload satellite owned by UNKS RF (CIS) in LEO that was launched on Tue, 12 Nov 1991 UTC via a TSIKLON-3 launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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.
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21784 intel report (Beta)
COSMOS 2170 details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 12 hours ago |
| Origin | |
| Manufacturer | NPO PM |
| Mission | Defense Communications |
| Bus & Motor | STRELA-3, Unknown motor |
| Mass | 225 kg wet, 225 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Cyl, 1.6 m |
| Radar Cross Section | 1.257 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 12 hours ago
0 COSMOS 2170
1 21784U 91077F 25025.30222402 .00000057 00000-0 25599-3 0 9990
2 21784 82.6054 231.9717 0002740 21.1119 151.6115 12.62569987529985Epoch: 2025-01-25T07:15Z
Definitive object data (Epoch: 2025-01-25T07:15:12.155Z)
| Latitude | 7.1335° |
| Longitude | 177.39201° |
| Altitude | 1,416.324 km |
| Speed | 7.152 km/s |
| True Right ascension | 03h 24m 10s |
| True Declination | 7° 05' 41" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | -42.67157° |
| Longitude | -8.84178° |
| Altitude | 1,427.665 km |
| Speed | 7.147 km/s |
| Apparent Right ascension | 12h 12m 09s |
| Apparent Declination | -51° 49' 35" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 20:46:34 |
| Azimuth | 233.644° WSW |
| Elevation | -53.151° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,411.808 km |
| Perigee altitude | 1,407.54 km |
| Semi-major axis | 7,787.811 km |
| Eccentricity | 0.000274 |
| Inclination | 82.6054° |
| RAAN | 231.9717° |
| Arg. of periapsis | 21.1119° |
| True anomaly | 151.62642° |
| Mean anomaly | 151.6115° |
| Eccentric anomaly | 151.61896° |
| Mean motion | 3.15806 °/min |
| BSTAR | 0.00025599 |
| Orbital period | 113.99 mins |
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Other satellites on launch #77 in the year 1991 (1991-11-12 UTC)
| COSMOS 2165, 21779 |
| COSMOS 2166, 21780 |
| COSMOS 2167, 21781 |
| COSMOS 2168, 21782 |
| COSMOS 2169, 21783 |
| COSMOS 2170, 21784 |
| SL-14 R/B, 21785 |
COSMOS 2170 Visibility forecast
Observer location: undefined°, undefined
Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2025-01-26 00:03:38.622Z | 13.795° NNE | 2025-01-26 00:10:38.622Z | 71.293° E | 24.156° | 2025-01-26 00:16:38.622Z | 120.8° SE |
| 14 mins | 2025-01-26 01:59:38.622Z | 343.028° N | 2025-01-26 02:05:38.622Z | 278.24° WNW | 41.666° | 2025-01-26 02:13:38.622Z | 190.433° SSW |
| 11 mins | 2025-01-26 12:53:38.622Z | 128.665° SE | 2025-01-26 12:58:38.622Z | 86.783° E | 23.595° | 2025-01-26 13:04:38.622Z | 34.954° NE |
| 14 mins | 2025-01-26 14:46:38.622Z | 203.334° SW | 2025-01-26 14:53:38.622Z | 290.558° WNW | 41.489° | 2025-01-26 15:00:38.622Z | 359.739° N |
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