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: 8 hours ago
TLE from 8 hours ago
0 COSMOS 1912
1 18791U 88002D 26036.76328058 .00000054 00000-0 23182-3 0 9998
2 18791 82.6133 322.4765 0011523 44.5682 13.2842 12.65067414757275Epoch: 2026-02-05T18:19Z
TLE epoch observation values (Epoch: 2026-02-05T18:19:07.442Z)
Latitude
57.22396°
Longitude
-76.65776°
Altitude
1,402.922 km
Speed
7.168 km/s
True Right ascension
22h 16m 08s
True Declination
57° 04' 49"
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
04:38:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,408.376 km
Perigee altitude
1,390.452 km
Semi-major axis
7,777.551 km
Eccentricity
0.00115
Inclination
82.6133°
RAAN
322.4765°
Arg. of periapsis
44.5682°
True anomaly
13.31458°
Mean anomaly
13.2842°
Eccentric anomaly
13.29939°
Mean motion
3.16431 °/min
Orbital period
113.77 mins
BSTAR
0.00023182
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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. |
|---|---|---|---|---|---|---|---|
| 15 mins | 2026-02-06 06:00:13.240Z | 4.939° NNE | 2026-02-06 06:07:13.240Z | 66.055° ENE | 35.188° | 2026-02-06 06:15:13.240Z | 145.544° SSE |
| 13 mins | 2026-02-06 07:56:13.240Z | 331.481° NNW | 2026-02-06 08:02:13.240Z | 274.306° WNW | 30.801° | 2026-02-06 08:09:13.240Z | 212.68° SW |
| 13 mins | 2026-02-06 18:48:13.240Z | 149.983° SSE | 2026-02-06 18:54:13.240Z | 83.354° E | 34.867° | 2026-02-06 19:01:13.240Z | 21.084° NNE |
| 13 mins | 2026-02-06 20:43:13.240Z | 229.769° WSW | 2026-02-06 20:49:13.240Z | 293.985° NW | 31.102° | 2026-02-06 20:56:13.240Z | 352.612° 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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