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: 22 hours ago
TLE from 22 hours ago
0 COSMOS 1912
1 18791U 88002D 25306.45335448 .00000016 00000-0 26697-4 0 9997
2 18791 82.6139 23.3471 0009523 255.5524 115.6251 12.65063695745228Epoch: 2025-11-02T10:52Z
TLE epoch observation values (Epoch: 2025-11-02T10:52:49.827Z)
Latitude
11.13621°
Longitude
179.62561°
Altitude
1,407.309 km
Speed
7.156 km/s
True Right ascension
01h 39m 12s
True Declination
11° 04' 36"
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
05:07:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,406.836 km
Perigee altitude
1,392.022 km
Semi-major axis
7,777.566 km
Eccentricity
0.00095
Inclination
82.6139°
RAAN
23.3471°
Arg. of periapsis
255.5524°
True anomaly
115.72344°
Mean anomaly
115.6251°
Eccentric anomaly
115.67428°
Mean motion
3.1643 °/min
Orbital period
113.77 mins
BSTAR
0.000026697
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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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2025-11-03 15:54:18.778Z | 12.566° NNE | 2025-11-03 16:01:18.778Z | 77.903° E | 28.816° | 2025-11-03 16:07:18.778Z | 130.261° SE |
| 14 mins | 2025-11-03 17:49:18.778Z | 338.602° N | 2025-11-03 17:55:18.778Z | 281.335° WNW | 37.225° | 2025-11-03 18:03:18.778Z | 199.795° SSW |
| 12 mins | 2025-11-04 04:42:18.778Z | 134.751° SE | 2025-11-04 04:47:18.778Z | 86.744° E | 28.275° | 2025-11-04 04:54:18.778Z | 26.785° NE |
| 14 mins | 2025-11-04 06:35:18.778Z | 212.934° SW | 2025-11-04 06:42:18.778Z | 293.87° NW | 37.582° | 2025-11-04 06:49:18.778Z | 356.646° 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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