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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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<iframe src="https://www.satcat.com/sats-embedded/21782?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/21782?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21782, 1991-077D

Orbit

LEO

Last TLE update

22 hours ago

Origin

Russian Space Forces (CIS)

Manufacturer

NPO PM

Mission

Defense Communications

Bus & Motor

STRELA-3, Unknown motor

Mass

225 kg wet, 225 kg dry

Launch date (UTC)

1991-11-12 (33 years ago)

Launch vehicle

TSIKLON-3

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.6 m

Radar Cross Section

1.257 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 22 hours ago

0 COSMOS 2168
1 21782U 91077D   25128.45301336  .00000024  00000-0  70019-4 0  9994
2 21782  82.5927 112.0538 0012606 223.7381 252.8258 12.65520707546851

Epoch: 2025-05-08T10:52Z

Definitive object data (Epoch: 2025-05-08T10:52:20.354Z)

Latitude

62.71236°

Longitude

-112.07753°

Altitude

1,413.879 km

Speed

7.158 km/s

True Right ascension

18h 30m 07s

True Declination

62° 35' 02"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

49.76091°

Longitude

90.64077°

Altitude

1,417.758 km

Speed

7.152 km/s

Apparent Right ascension

06h 45m 04s

Apparent Declination

11° 11' 32"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

17:26:48

Azimuth

336.117° NNW

Elevation

-35.761°

Doppler factor

Orbital elements

Apogee altitude

1,407.358 km

Perigee altitude

1,387.754 km

Semi-major axis

7,775.693 km

Eccentricity

0.0012606

Inclination

82.5927°

RAAN

112.0538°

Arg. of periapsis

223.7381°

True anomaly

252.68785°

Mean anomaly

252.8258°

Eccentric anomaly

252.75682°

Mean motion

3.16544 °/min

BSTAR

0.000070019

Orbital period

113.73 mins

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Other satellites on launch #77 in the year 1991 (1991-11-12 UTC)

COSMOS 2168 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.
14 mins	2025-05-09 09:37:30.127Z	7.668° NNE	2025-05-09 09:44:30.127Z	65.467° ENE	30.513°	2025-05-09 09:51:30.127Z	133.599° SE
13 mins	2025-05-09 11:33:30.127Z	336.343° NNW	2025-05-09 11:39:30.127Z	277.11° WNW	35.571°	2025-05-09 11:46:30.127Z	205.191° SW
12 mins	2025-05-09 22:25:30.127Z	140.529° SSE	2025-05-09 22:31:30.127Z	81.311° E	29.985°	2025-05-09 22:37:30.127Z	27.957° NE
14 mins	2025-05-10 00:19:30.127Z	217.663° SW	2025-05-10 00:25:30.127Z	281.542° WNW	36.226°	2025-05-10 00:33:30.127Z	356.635° N
5 mins	2025-05-10 08:27:30.127Z	45.849° ENE	2025-05-10 08:29:30.127Z	60.97° ENE	12.411°	2025-05-10 08:32:30.127Z	82.89° E

Authenticating...

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Check out COSMOS 2168, 21782 on other resources

View COSMOS 2168, 21782 on NASA - NSSDCA Website

View COSMOS 2168, 21782 on Heavens-Above

View COSMOS 2168, 21782 on Keep Track

View COSMOS 2168, 21782 on Celestrak

View COSMOS 2168, 21782 on Gunter's Space Page

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