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: 11 hours ago
TLE from 11 hours ago
0 COSMOS 1912
1 18791U 88002D 25351.80579218 .00000033 00000-0 12102-3 0 9995
2 18791 82.6098 354.3817 0011087 149.6841 23.6796 12.65065457750952Epoch: 2025-12-17T19:20Z
TLE epoch observation values (Epoch: 2025-12-17T19:20:20.444Z)
Latitude
6.45884°
Longitude
156.78898°
Altitude
1,396.338 km
Speed
7.166 km/s
True Right ascension
11h 34m 10s
True Declination
6° 25' 25"
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
04:48:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,408.045 km
Perigee altitude
1,390.799 km
Semi-major axis
7,777.559 km
Eccentricity
0.00111
Inclination
82.6098°
RAAN
354.3817°
Arg. of periapsis
149.6841°
True anomaly
23.73069°
Mean anomaly
23.6796°
Eccentric anomaly
23.70514°
Mean motion
3.1643 °/min
Orbital period
113.77 mins
BSTAR
0.00012102
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-12-18 10:14:29.413Z | 30.995° NE | 2025-12-18 10:18:29.413Z | 61.649° ENE | 15.016° | 2025-12-18 10:22:29.413Z | 92.391° ESE |
| 15 mins | 2025-12-18 12:07:29.413Z | 354.656° N | 2025-12-18 12:14:29.413Z | 67.942° E | 44.728° | 2025-12-18 12:22:29.413Z | 170.717° S |
| 8 mins | 2025-12-18 14:04:29.413Z | 312.024° NW | 2025-12-18 14:08:29.413Z | 279.154° WNW | 17.506° | 2025-12-18 14:12:29.413Z | 247.354° WSW |
| 6 mins | 2025-12-18 23:04:29.413Z | 95.838° ESE | 2025-12-18 23:07:29.413Z | 72.751° E | 13.658° | 2025-12-18 23:10:29.413Z | 50.588° ENE |
| 15 mins | 2025-12-19 00:53:29.413Z | 180.296° SSW | 2025-12-19 01:00:29.413Z | 84.838° E | 44.704° | 2025-12-19 01:08:29.413Z | 9.556° NNE |
| 10 mins | 2025-12-19 02:51:29.413Z | 257.093° W | 2025-12-19 02:56:29.413Z | 298.321° NW | 18.816° | 2025-12-19 03:01:29.413Z | 337.349° 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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