COSMOS 2165, 21779
Orbit data source: Space-Track
COSMOS 2165, 21779 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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21779 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Last TLE update
9 hours ago
Origin
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, 1.6 m
Radar Cross Section
1.257 m², Large (>1 m²)
Expand to show TLE details & history
TLE from 9 hours ago
0 COSMOS 2165
1 21779U 91077A 25196.48888338 .00000032 00000-0 11679-3 0 9995
2 21779 82.6054 87.2968 0011530 98.8635 74.1772 12.64909711554701Epoch: 2025-07-15T11:43Z
TLE epoch observation values (Epoch: 2025-07-15T11:43:59.524Z)
Latitude
6.70503°
Longitude
156.84622°
Altitude
1,402.425 km
Speed
7.16 km/s
True Right ascension
17h 45m 42s
True Declination
6° 40' 07"
Sunlit
Visualization orbit readout
Latitude
60.36483°
Longitude
144.35049°
Altitude
1,404.599 km
Speed
7.167 km/s
Apparent Right ascension
19h 32m 25s
Apparent Declination
20° 14' 57"
Sunlit
Visualization observer readout
Local Sidereal Time
09:31:42
Azimuth
30.636° NE
Elevation
-23.717°
Doppler factor
1
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Other satellites on launch #77 in the year 1991 (1991-11-12 UTC)
COSMOS 2165 Visibility forecast
Observer location: undefined°, undefined°
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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-07-16 02:38:20.035Z | 31.126° NE | 2025-07-16 02:42:20.035Z | 61.782° ENE | 14.999° | 2025-07-16 02:46:20.035Z | 92.443° ESE |
| 15 mins | 2025-07-16 04:31:20.035Z | 354.698° N | 2025-07-16 04:38:20.035Z | 68.314° E | 44.718° | 2025-07-16 04:46:20.035Z | 170.625° S |
| 8 mins | 2025-07-16 06:28:20.035Z | 312.128° NW | 2025-07-16 06:32:20.035Z | 279.273° WNW | 17.58° | 2025-07-16 06:36:20.035Z | 247.423° WSW |
| 6 mins | 2025-07-16 15:28:20.035Z | 96.641° ESE | 2025-07-16 15:31:20.035Z | 73.616° E | 13.574° | 2025-07-16 15:34:20.035Z | 51.287° ENE |
| 15 mins | 2025-07-16 17:17:20.035Z | 180.339° SSW | 2025-07-16 17:24:20.035Z | 99.921° ESE | 44.704° | 2025-07-16 17:32:20.035Z | 9.604° NNE |
| 9 mins | 2025-07-16 19:16:20.035Z | 262.853° W | 2025-07-16 19:20:20.035Z | 297.067° NW | 18.765° | 2025-07-16 19:25:20.035Z | 336.619° NNW |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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