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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

11 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 (34 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 11 hours ago

0 COSMOS 2168
1 21782U 91077D   25192.94148350  .00000037  00000-0  14223-3 0  9992
2 21782  82.5954  70.7591 0014689  80.1121 290.9897 12.65522331554766

Epoch: 2025-07-11T22:35Z

TLE epoch observation values (Epoch: 2025-07-11T22:35:44.174Z)

Latitude

10.80544°

Longitude

163.15312°

Altitude

1,398.143 km

Speed

7.163 km/s

True Right ascension

04h 48m 41s

True Declination

10° 44' 51"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-58.42114°

Longitude

149.30046°

Altitude

1,431.274 km

Speed

7.141 km/s

Apparent Right ascension

07h 16m 37s

Apparent Declination

-59° 26' 45"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

21:58:20

Azimuth

141.346° SSE

Elevation

-58.141°

Doppler factor

Orbital elements

Apogee altitude

1,408.971 km

Perigee altitude

1,386.127 km

Semi-major axis

7,775.686 km

Eccentricity

0.00147

Inclination

82.5954°

RAAN

70.7591°

Arg. of periapsis

80.1121°

True anomaly

Unknown

Mean anomaly

290.9897°

Eccentric anomaly

Unknown

Mean motion

3.16545 °/min

Orbital period

113.73 mins

BSTAR

0.00014223

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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	2025-07-12 15:42:39.857Z	152.357° SSE	2025-07-12 15:49:39.857Z	84.63° E	33.942°	2025-07-12 15:56:39.857Z	21.982° NNE
14 mins	2025-07-12 17:37:39.857Z	223.509° SW	2025-07-12 17:44:39.857Z	294.059° NW	31.992°	2025-07-12 17:51:39.857Z	353.221° N
7 mins	2025-07-13 01:44:39.857Z	36.152° NE	2025-07-13 01:47:39.857Z	59.762° ENE	15.213°	2025-07-13 01:51:39.857Z	91.074° ESE
14 mins	2025-07-13 03:37:39.857Z	354.964° N	2025-07-13 03:43:39.857Z	44.829° NE	44.685°	2025-07-13 03:51:39.857Z	171.11° S
8 mins	2025-07-13 05:33:39.857Z	312.826° NW	2025-07-13 05:37:39.857Z	280.443° WNW	17.308°	2025-07-13 05:41:39.857Z	248.523° W

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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