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: 15 hours ago
TLE from 15 hours ago
0 COSMOS 1912
1 18791U 88002D 25260.92312328 .00000038 00000-0 14939-3 0 9999
2 18791 82.6078 52.4196 0010482 7.5632 112.3940 12.65062145739465Epoch: 2025-09-17T22:09Z
TLE epoch observation values (Epoch: 2025-09-17T22:09:17.851Z)
Latitude
59.20826°
Longitude
-109.50837°
Altitude
1,415.224 km
Speed
7.157 km/s
True Right ascension
14h 39m 37s
True Declination
59° 04' 11"
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
05:39:13
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,407.588 km
Perigee altitude
1,391.283 km
Semi-major axis
7,777.573 km
Eccentricity
0.00105
Inclination
82.6078°
RAAN
52.4196°
Arg. of periapsis
7.5632°
True anomaly
112.505°
Mean anomaly
112.394°
Eccentric anomaly
112.44951°
Mean motion
3.1643 °/min
Orbital period
113.77 mins
BSTAR
0.00014939
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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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-09-18 12:51:54.806Z | 256.064° W | 2025-09-18 12:56:54.806Z | 294.261° NW | 17.253° | 2025-09-18 13:01:54.806Z | 333.763° NNW |
| 13 mins | 2025-09-18 20:54:54.806Z | 12.977° NNE | 2025-09-18 21:00:54.806Z | 67.47° ENE | 29.779° | 2025-09-18 21:07:54.806Z | 132.639° SE |
| 14 mins | 2025-09-18 22:49:54.806Z | 336.946° NNW | 2025-09-18 22:55:54.806Z | 275.86° WNW | 36.557° | 2025-09-18 23:03:54.806Z | 200.74° SSW |
| 13 mins | 2025-09-19 09:41:54.806Z | 140.412° SSE | 2025-09-19 09:47:54.806Z | 84.304° E | 29.066° | 2025-09-19 09:54:54.806Z | 25.383° NE |
| 14 mins | 2025-09-19 11:35:54.806Z | 215.199° SW | 2025-09-19 11:41:54.806Z | 276.203° WNW | 36.745° | 2025-09-19 11:49:54.806Z | 356.558° N |
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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