COSMOS 1912, 18791
Orbit data source: Space-Track
COSMOS 1912, 18791 is a payload satellite owned by UNKS (CIS) in LEO that was launched on Fri, 15 Jan 1988 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.
Focus sentinelFocus sentinel
18791 intel report (Beta)
Focus sentinelFocus sentinel
Choose a watchlist
Focus sentinelFocus sentinel
Edit Public Description
| Identifier | |
| Orbit | LEO |
| Last TLE update | 17 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, Large (>1 m²) |
Expand to show TLE details & history
TLE from 17 hours ago
0 COSMOS 1912
1 18791U 88002D 25070.79662683 .00000007 00000-0 -19480-4 0 9999
2 18791 82.6137 173.8551 0011526 79.0969 37.8340 12.65054985715429Epoch: 2025-03-11T19:07Z
Definitive object data (Epoch: 2025-03-11T19:07:08.558Z)
| Latitude | 62.15541° |
| Longitude | -116.75934° |
| Altitude | 1,405.687 km |
| Speed | 7.166 km/s |
| True Right ascension | 22h 38m 52s |
| True Declination | 62° 01' 30" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 39.77133° |
| Longitude | 83.09492° |
| Altitude | 1,400.553 km |
| Speed | 7.167 km/s |
| Apparent Right ascension | 08h 40m 51s |
| Apparent Declination | 8° 45' 39" |
| Sunlit | Object is in full shadow |
Visualization observer readout
| Local Sidereal Time | 16:08:52 |
| Azimuth | 291.146° WNW |
| Elevation | -10.736° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,408.429 km |
| Perigee altitude | 1,390.5 km |
| Semi-major axis | 7,777.602 km |
| Eccentricity | 0.0011526 |
| Inclination | 82.6137° |
| RAAN | 173.8551° |
| Arg. of periapsis | 79.0969° |
| True anomaly | 37.91511° |
| Mean anomaly | 37.834° |
| Eccentric anomaly | 37.87454° |
| Mean motion | 3.16428 °/min |
| BSTAR | -0.00001948 |
| Orbital period | 113.77 mins |
Loading maneuver chart data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #2 in the year 1988 (1988-01-15 UTC)
| COSMOS 1909, 18788 |
| COSMOS 1910, 18789 |
| COSMOS 1911, 18790 |
| COSMOS 1913, 18792 |
| COSMOS 1914, 18793 |
| SL-14 R/B, 18794 |
COSMOS 1912 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. |
|---|---|---|---|---|---|---|---|
| 15 mins | 2025-03-12 17:52:50.088Z | 3.472° NNE | 2025-03-12 18:00:50.088Z | 84.297° E | 36.798° | 2025-03-12 18:07:50.088Z | 148.122° SSE |
| 13 mins | 2025-03-12 19:48:50.088Z | 330.455° NNW | 2025-03-12 19:54:50.088Z | 275.394° WNW | 29.043° | 2025-03-12 20:01:50.088Z | 215.417° SW |
| 13 mins | 2025-03-13 06:40:50.088Z | 153.498° SSE | 2025-03-13 06:46:50.088Z | 84.902° E | 36.551° | 2025-03-13 06:53:50.088Z | 20.044° NNE |
| 13 mins | 2025-03-13 08:35:50.088Z | 231.916° WSW | 2025-03-13 08:41:50.088Z | 292.022° WNW | 29.567° | 2025-03-13 08:48:50.088Z | 351.12° N |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
|---|
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|