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). Payload-class satellites include a variety of spacecraft 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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18791 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
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
Shape & HBR
Cyl, 0.8 m
Radar Cross Section
1.257 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 COSMOS 1912
1 18791U 88002D 25259.97445215 .00000042 00000-0 16824-3 0 9994
2 18791 82.6076 53.0257 0010526 9.7378 111.9207 12.65062102739349Epoch: 2025-09-16T23:23Z
TLE epoch observation values (Epoch: 2025-09-16T23:23:12.665Z)
Latitude
57.55934°
Longitude
-125.65318°
Altitude
1,414.81 km
Speed
7.157 km/s
True Right ascension
14h 45m 13s
True Declination
57° 24' 60"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
09:38:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,407.622 km
Perigee altitude
1,391.249 km
Semi-major axis
7,777.573 km
Eccentricity
0.00105
Inclination
82.6076°
RAAN
53.0257°
Arg. of periapsis
9.7378°
True anomaly
112.03254°
Mean anomaly
111.9207°
Eccentric anomaly
111.97663°
Mean motion
3.1643 °/min
Orbital period
113.77 mins
BSTAR
0.00016824
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Other satellites on launch #2 in the year 1988 (1988-01-15 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.COSMOS 1912 Visibility forecast
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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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2025-09-17 20:14:39.716Z | 25.695° NE | 2025-09-17 20:19:39.716Z | 64.083° ENE | 16.598° | 2025-09-17 20:23:39.716Z | 95.569° ESE |
| 15 mins | 2025-09-17 22:08:39.716Z | 353.002° N | 2025-09-17 22:15:39.716Z | 146.33° SSE | 44.956° | 2025-09-17 22:23:39.716Z | 174.135° S |
| 8 mins | 2025-09-18 00:05:39.716Z | 309.029° NW | 2025-09-18 00:08:39.716Z | 285.41° WNW | 16.077° | 2025-09-18 00:13:39.716Z | 247.336° WSW |
| 7 mins | 2025-09-18 09:04:39.716Z | 101.84° ESE | 2025-09-18 09:07:39.716Z | 78.337° E | 15.087° | 2025-09-18 09:11:39.716Z | 47.689° ENE |
| 14 mins | 2025-09-18 10:54:39.716Z | 184.019° SSW | 2025-09-18 11:01:39.716Z | 22.193° NNE | 44.777° | 2025-09-18 11:08:39.716Z | 8.103° NNE |
| 8 mins | 2025-09-18 12:53:39.716Z | 267.46° W | 2025-09-18 12:56:39.716Z | 292.029° WNW | 17.195° | 2025-09-18 13:01:39.716Z | 332.18° NNW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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