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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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: 9 hours ago
TLE from 9 hours ago
0 COSMOS 1912
1 18791U 88002D 26092.82546487 .00000029 00000-0 97310-4 0 9992
2 18791 82.6048 286.6673 0009631 274.1263 96.9667 12.65069717764361Epoch: 2026-04-02T19:48Z
TLE epoch observation values (Epoch: 2026-04-02T19:48:40.164Z)
Latitude
11.06286°
Longitude
159.77852°
Altitude
1,404.99 km
Speed
7.158 km/s
True Right ascension
19h 12m 27s
True Declination
11° 00' 13"
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
10:05:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,406.895 km
Perigee altitude
1,391.914 km
Semi-major axis
7,777.542 km
Eccentricity
0.00096
Inclination
82.6048°
RAAN
286.6673°
Arg. of periapsis
274.1263°
True anomaly
97.07623°
Mean anomaly
96.9667°
Eccentric anomaly
97.02147°
Mean motion
3.16431 °/min
Orbital period
113.77 mins
BSTAR
0.00009731
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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 | 2026-04-03 12:54:50.266Z | 162.742° S | 2026-04-03 13:02:50.266Z | 87.084° E | 38.354° | 2026-04-03 13:09:50.266Z | 18.907° NNE |
| 13 mins | 2026-04-03 14:51:50.266Z | 234.094° WSW | 2026-04-03 14:57:50.266Z | 290.153° WNW | 28.012° | 2026-04-03 15:04:50.266Z | 349.363° N |
| 9 mins | 2026-04-03 22:57:50.266Z | 30.428° NE | 2026-04-03 23:01:50.266Z | 63.826° ENE | 18.973° | 2026-04-03 23:06:50.266Z | 104.412° ESE |
| 15 mins | 2026-04-04 00:50:50.266Z | 349.993° N | 2026-04-04 00:57:50.266Z | 248.266° W | 44.667° | 2026-04-04 01:05:50.266Z | 179.35° S |
| 5 mins | 2026-04-04 02:48:50.266Z | 300.79° NW | 2026-04-04 02:50:50.266Z | 285.418° WNW | 13.677° | 2026-04-04 02:53:50.266Z | 262.584° W |
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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