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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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, 0.9 m
Radar Cross Section
1.257 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 COSMOS 2168
1 21782U 91077D 26305.95681514 .00000022 00000-0 59140-4 0 9996
2 21782 82.5928 124.6948 0014392 71.6310 81.2442 12.65534715615223Epoch: 2026-11-01T22:57Z
TLE epoch observation values (Epoch: 2026-11-01T22:57:48.828Z)
Latitude
26.75273°
Longitude
-84.73839°
Altitude
1,401.617 km
Speed
7.162 km/s
True Right ascension
20h 03m 49s
True Declination
26° 37' 34"
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
11:15:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,408.689 km
Perigee altitude
1,386.308 km
Semi-major axis
7,775.635 km
Eccentricity
0.00144
Inclination
82.5928°
RAAN
124.6948°
Arg. of periapsis
71.631°
True anomaly
81.40724°
Mean anomaly
81.2442°
Eccentric anomaly
81.32572°
Mean motion
3.16548 °/min
Orbital period
113.73 mins
BSTAR
0.00005914
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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. |
|---|---|---|---|---|---|---|---|
| 14 mins | 2026-11-02 23:26:40.440Z | 2.091° NNE | 2026-11-02 23:33:40.440Z | 90.812° ESE | 60.65° | 2026-11-02 23:40:40.440Z | 157.228° SSE |
| 11 mins | 2026-11-03 01:22:40.440Z | 320.228° NNW | 2026-11-03 01:27:40.440Z | 274.004° WNW | 26.435° | 2026-11-03 01:33:40.440Z | 225.989° WSW |
| 14 mins | 2026-11-03 12:12:40.440Z | 165.035° S | 2026-11-03 12:18:40.440Z | 100.219° ESE | 59.902° | 2026-11-03 12:26:40.440Z | 15.244° NNE |
| 12 mins | 2026-11-03 14:08:40.440Z | 241.508° WSW | 2026-11-03 14:13:40.440Z | 285.324° WNW | 27.531° | 2026-11-03 14:20:40.440Z | 345.641° 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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