COSMOS 1911, 18790
Orbit data source: Space-Track
COSMOS 1911, 18790 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.
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18790 intel report (Beta)
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Edit Public Description
| Identifier | |
| Orbit | LEO |
| Last TLE update | 16 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 16 hours ago
0 COSMOS 1911
1 18790U 88002C 25070.85072159 .00000012 00000-0 44998-5 0 9996
2 18790 82.6129 183.4713 0008457 106.1975 17.1262 12.64369151714521Epoch: 2025-03-11T20:25Z
Definitive object data (Epoch: 2025-03-11T20:25:02.345Z)
| Latitude | 56.02353° |
| Longitude | -123.57252° |
| Altitude | 1,407.95 km |
| Speed | 7.164 km/s |
| True Right ascension | 23h 29m 44s |
| True Declination | 55° 52' 38" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | -15.62408° |
| Longitude | -110.88224° |
| Altitude | 1,411.131 km |
| Speed | 7.154 km/s |
| Apparent Right ascension | 01h 52m 51s |
| Apparent Declination | -29° 38' 52" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 16:20:32 |
| Azimuth | 82.746° E |
| Elevation | -58.248° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,408.859 km |
| Perigee altitude | 1,395.699 km |
| Semi-major axis | 7,780.416 km |
| Eccentricity | 0.0008457 |
| Inclination | 82.6129° |
| RAAN | 183.4713° |
| Arg. of periapsis | 106.1975° |
| True anomaly | 17.15477° |
| Mean anomaly | 17.1262° |
| Eccentric anomaly | 17.14048° |
| Mean motion | 3.16256 °/min |
| BSTAR | 0.0000044998 |
| Orbital period | 113.83 mins |
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Other satellites on launch #2 in the year 1988 (1988-01-15 UTC)
| COSMOS 1909, 18788 |
| COSMOS 1910, 18789 |
| COSMOS 1912, 18791 |
| COSMOS 1913, 18792 |
| COSMOS 1914, 18793 |
| SL-14 R/B, 18794 |
COSMOS 1911 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-03-12 17:17:27.454Z | 31.728° NE | 2025-03-12 17:21:27.454Z | 62.606° ENE | 15.18° | 2025-03-12 17:25:27.454Z | 93.203° ESE |
| 15 mins | 2025-03-12 19:10:27.454Z | 354.563° N | 2025-03-12 19:17:27.454Z | 73.561° E | 44.773° | 2025-03-12 19:25:27.454Z | 171.015° S |
| 8 mins | 2025-03-12 21:07:27.454Z | 311.993° NW | 2025-03-12 21:11:27.454Z | 279.288° WNW | 17.441° | 2025-03-12 21:15:27.454Z | 247.633° W |
| 6 mins | 2025-03-13 06:07:27.454Z | 98.285° ESE | 2025-03-13 06:10:27.454Z | 75.314° E | 13.893° | 2025-03-13 06:13:27.454Z | 52.628° ENE |
| 14 mins | 2025-03-13 07:57:27.454Z | 180.612° SSW | 2025-03-13 08:03:27.454Z | 131.365° SE | 44.657° | 2025-03-13 08:11:27.454Z | 9.403° NNE |
| 9 mins | 2025-03-13 09:55:27.454Z | 260.973° W | 2025-03-13 09:59:27.454Z | 294.143° NW | 18.568° | 2025-03-13 10:04:27.454Z | 334.499° NNW |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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