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COSMOS 2114, 21028

Orbit data source: Space-Track

COSMOS 2114, 21028 is a payload satellite owned by UNKS (CIS) in LEO that was launched on Sat, 22 Dec 1990 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/21028?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/21028?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21028, 1990-114A

Orbit

LEO

Last TLE update

12 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)

1990-12-22 (35 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 12 hours ago

0 COSMOS 2114
1 21028U 90114A   25191.70983351  .00000032  00000-0  11673-3 0  9998
2 21028  82.5771  91.8525 0005346   0.1418  59.8235 12.62791934592290

Epoch: 2025-07-10T17:02Z

TLE epoch observation values (Epoch: 2025-07-10T17:02:09.615Z)

Latitude

59.28516°

Longitude

-79.95581°

Altitude

1,419.354 km

Speed

7.157 km/s

True Right ascension

06h 57m 49s

True Declination

59° 08' 48"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

82.26312°

Longitude

-20.27118°

Altitude

1,424.882 km

Speed

7.155 km/s

Apparent Right ascension

05h 41m 05s

Apparent Declination

36° 05' 46"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

16:52:22

Azimuth

349.917° N

Elevation

-13.166°

Doppler factor

Orbital elements

Apogee altitude

1,412.925 km

Perigee altitude

1,404.599 km

Semi-major axis

7,786.899 km

Eccentricity

0.00053

Inclination

82.5771°

RAAN

91.8525°

Arg. of periapsis

0.1418°

True anomaly

Unknown

Mean anomaly

59.8235°

Eccentric anomaly

Unknown

Mean motion

3.15861 °/min

Orbital period

113.97 mins

BSTAR

0.00011673

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Other satellites on launch #114 in the year 1990 (1990-12-22 UTC)

COSMOS 2114 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.
16 mins	2025-07-11 04:43:27.898Z	359.512° N	2025-07-11 04:51:27.898Z	73.258° E	40.514°	2025-07-11 04:59:27.898Z	156.304° SSE
12 mins	2025-07-11 06:40:27.898Z	325.466° NNW	2025-07-11 06:46:27.898Z	271.764° WNW	24.999°	2025-07-11 06:52:27.898Z	224.044° SW
14 mins	2025-07-11 17:32:27.898Z	164.47° S	2025-07-11 17:39:27.898Z	76.666° E	40.339°	2025-07-11 17:46:27.898Z	16.078° NNE
11 mins	2025-07-11 19:29:27.898Z	244.208° WSW	2025-07-11 19:34:27.898Z	291.543° WNW	25.518°	2025-07-11 19:40:27.898Z	343.569° N
11 mins	2025-07-12 03:34:27.898Z	24.043° NE	2025-07-12 03:39:27.898Z	66.599° ENE	21.604°	2025-07-12 03:45:27.898Z	114.977° SE

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Check out COSMOS 2114, 21028 on other resources

View COSMOS 2114, 21028 on NASA - NSSDCA Website

View COSMOS 2114, 21028 on Heavens-Above

View COSMOS 2114, 21028 on Keep Track

View COSMOS 2114, 21028 on Celestrak

View COSMOS 2114, 21028 on Gunter's Space Page

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