COSMOS 2168, 21782
Orbit data source: Space-Track
COSMOS 2168, 21782 is a payload satellite owned by UNKS RF (CIS) in LEO that was launched on Tue, 12 Nov 1991 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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21782 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: 19 hours ago
TLE from 19 hours ago
0 COSMOS 2168
1 21782U 91077D 26037.16091917 .00000038 00000-0 14603-3 0 9994
2 21782 82.5979 296.7900 0013261 327.3807 187.5049 12.65528322581226Epoch: 2026-02-06T03:51Z
TLE epoch observation values (Epoch: 2026-02-06T03:51:43.416Z)
Latitude
24.93631°
Longitude
-80.88958°
Altitude
1,413.314 km
Speed
7.151 km/s
True Right ascension
07h 33m 22s
True Declination
24° 48' 58"
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
00:48:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,407.836 km
Perigee altitude
1,387.213 km
Semi-major axis
7,775.661 km
Eccentricity
0.00133
Inclination
82.5979°
RAAN
296.79°
Arg. of periapsis
327.3807°
True anomaly
187.48508°
Mean anomaly
187.5049°
Eccentric anomaly
187.49499°
Mean motion
3.16546 °/min
Orbital period
113.73 mins
BSTAR
0.00014603
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Other satellites on launch #77 in the year 1991 (1991-11-12 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 2168 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 | 2026-02-07 04:19:22.208Z | 4.977° NNE | 2026-02-07 04:26:22.208Z | 75.623° E | 37.353° | 2026-02-07 04:34:22.208Z | 150.212° SSE |
| 12 mins | 2026-02-07 06:15:22.208Z | 326.983° NNW | 2026-02-07 06:20:22.208Z | 280.34° WNW | 28.739° | 2026-02-07 06:27:22.208Z | 217.458° SW |
| 13 mins | 2026-02-07 17:06:22.208Z | 153.982° SSE | 2026-02-07 17:12:22.208Z | 85.271° E | 36.78° | 2026-02-07 17:19:22.208Z | 19.973° NNE |
| 13 mins | 2026-02-07 19:01:22.208Z | 232.354° WSW | 2026-02-07 19:07:22.208Z | 292.279° WNW | 29.42° | 2026-02-07 19:14:22.208Z | 351.04° N |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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