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 25320.45179610 .00000035 00000-0 13189-3 0 9992
2 18791 82.6129 14.4095 0009916 221.1039 150.2964 12.65064285746993Epoch: 2025-11-16T10:50Z
TLE epoch observation values (Epoch: 2025-11-16T10:50:35.183Z)
Latitude
11.31634°
Longitude
157.47586°
Altitude
1,410.8 km
Speed
7.153 km/s
True Right ascension
01h 03m 33s
True Declination
11° 15' 21"
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
07:20:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,407.139 km
Perigee altitude
1,391.714 km
Semi-major axis
7,777.564 km
Eccentricity
0.00099
Inclination
82.6129°
RAAN
14.4095°
Arg. of periapsis
221.1039°
True anomaly
150.35264°
Mean anomaly
150.2964°
Eccentric anomaly
150.32453°
Mean motion
3.1643 °/min
Orbital period
113.77 mins
BSTAR
0.00013189
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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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2025-11-17 13:58:17.506Z | 19.703° NNE | 2025-11-17 14:04:17.506Z | 69.211° E | 21.342° | 2025-11-17 14:09:17.506Z | 110.86° ESE |
| 14 mins | 2025-11-17 15:53:17.506Z | 346.39° N | 2025-11-17 15:59:17.506Z | 281.419° WNW | 43.502° | 2025-11-17 16:07:17.506Z | 184.852° SSW |
| 10 mins | 2025-11-18 02:47:17.506Z | 116.317° SE | 2025-11-18 02:51:17.506Z | 82.421° E | 20.397° | 2025-11-18 02:57:17.506Z | 35.256° NE |
| 15 mins | 2025-11-18 04:38:17.506Z | 195.691° SSW | 2025-11-18 04:45:17.506Z | 275.873° WNW | 43.702° | 2025-11-18 04:53:17.506Z | 3.584° NNE |
| 6 mins | 2025-11-18 06:39:17.506Z | 282.077° WNW | 2025-11-18 06:41:17.506Z | 297.115° NW | 13.014° | 2025-11-18 06:45:17.506Z | 326.591° 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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