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: 1 day ago
TLE from 1 day ago
0 COSMOS 1912
1 18791U 88002D 25305.27670582 .00000010 00000-0 -34281-5 0 9991
2 18791 82.6139 24.0983 0009501 258.4915 156.6401 12.65063680745075Epoch: 2025-11-01T06:38Z
TLE epoch observation values (Epoch: 2025-11-01T06:38:27.382Z)
Latitude
54.5889°
Longitude
-105.87164°
Altitude
1,417.852 km
Speed
7.154 km/s
True Right ascension
02h 18m 12s
True Declination
54° 26' 24"
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
12:25:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,406.818 km
Perigee altitude
1,392.04 km
Semi-major axis
7,777.566 km
Eccentricity
0.00095
Inclination
82.6139°
RAAN
24.0983°
Arg. of periapsis
258.4915°
True anomaly
156.68322°
Mean anomaly
156.6401°
Eccentric anomaly
156.66167°
Mean motion
3.1643 °/min
Orbital period
113.77 mins
BSTAR
-0.0000034281
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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 | 2025-11-02 17:07:41.105Z | 353.617° N | 2025-11-02 17:14:41.105Z | 22.663° NE | 44.644° | 2025-11-02 17:22:41.105Z | 172.311° S |
| 7 mins | 2025-11-02 19:05:41.105Z | 306.778° NW | 2025-11-02 19:08:41.105Z | 282.162° WNW | 16.867° | 2025-11-02 19:12:41.105Z | 250.423° W |
| 6 mins | 2025-11-03 04:04:41.105Z | 98.122° ESE | 2025-11-03 04:07:41.105Z | 74.74° E | 14.499° | 2025-11-03 04:10:41.105Z | 51.919° ENE |
| 15 mins | 2025-11-03 05:53:41.105Z | 182.218° SSW | 2025-11-03 06:00:41.105Z | 125.394° SE | 44.853° | 2025-11-03 06:08:41.105Z | 8.864° NNE |
| 9 mins | 2025-11-03 07:52:41.105Z | 262.852° W | 2025-11-03 07:56:41.105Z | 295.898° NW | 18.17° | 2025-11-03 08:01:41.105Z | 335.262° NNW |
| 13 mins | 2025-11-03 15:54:41.105Z | 14.306° NNE | 2025-11-03 16:00:41.105Z | 69.424° E | 28.929° | 2025-11-03 16:07:41.105Z | 131.876° SE |
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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