Showing default

COSMOS 2117, 21031

Orbit data source: Space-Track

COSMOS 2117, 21031 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/21031?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/21031?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

21031, 1990-114D

Orbit

LEO

Last TLE update

19 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 19 hours ago

0 COSMOS 2117
1 21031U 90114D   25191.68388869  .00000039  00000-0  15150-3 0  9993
2 21031  82.5738  56.4523 0008842 119.5457 309.8412 12.65018690595094

Epoch: 2025-07-10T16:24Z

TLE epoch observation values (Epoch: 2025-07-10T16:24:47.982Z)

Latitude

68.14654°

Longitude

-99.72602°

Altitude

1,409.662 km

Speed

7.164 km/s

True Right ascension

05h 01m 16s

True Declination

68° 02' 15"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

16.06337°

Longitude

-116.95391°

Altitude

1,405.756 km

Speed

7.158 km/s

Apparent Right ascension

06h 28m 29s

Apparent Declination

-15° 05' 10"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

23:24:53

Azimuth

91.844° ESE

Elevation

-21.708°

Doppler factor

Orbital elements

Apogee altitude

1,406.492 km

Perigee altitude

1,392.738 km

Semi-major axis

7,777.752 km

Eccentricity

0.00088

Inclination

82.5738°

RAAN

56.4523°

Arg. of periapsis

119.5457°

True anomaly

Unknown

Mean anomaly

309.8412°

Eccentric anomaly

Unknown

Mean motion

3.16419 °/min

Orbital period

113.77 mins

BSTAR

0.0001515

Loading maneuver chart data...

Loading SW <> Apogee altitude chart data...

Loading historical data...

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

COSMOS 2117 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.
15 mins	2025-07-11 14:54:54.244Z	157.204° SSE	2025-07-11 15:01:54.244Z	94.178° ESE	35.982°	2025-07-11 15:09:54.244Z	19.218° NNE
13 mins	2025-07-11 16:50:54.244Z	228.778° WSW	2025-07-11 16:56:54.244Z	285.436° WNW	30.258°	2025-07-11 17:03:54.244Z	349.674° N
8 mins	2025-07-12 00:57:54.244Z	36.758° NE	2025-07-12 01:00:54.244Z	61.498° ENE	16.907°	2025-07-12 01:05:54.244Z	100.638° ESE
15 mins	2025-07-12 02:49:54.244Z	352.294° N	2025-07-12 02:56:54.244Z	340.97° N	44.976°	2025-07-12 03:04:54.244Z	175.101° S
7 mins	2025-07-12 04:47:54.244Z	303.766° NW	2025-07-12 04:50:54.244Z	279.46° WNW	15.426°	2025-07-12 04:54:54.244Z	249.532° W

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in ascending order

Check out COSMOS 2117, 21031 on other resources

View COSMOS 2117, 21031 on NASA - NSSDCA Website

View COSMOS 2117, 21031 on Heavens-Above

View COSMOS 2117, 21031 on Keep Track

View COSMOS 2117, 21031 on Celestrak

View COSMOS 2117, 21031 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.