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COSMOS 2087, 20707

Orbit data source: Space-Track

COSMOS 2087, 20707 is a payload satellite owned by PVO (CIS) in HEO that was launched on Wed, 25 Jul 1990 UTC via an MOLNIYA 8K78M-PVB 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/20707?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/20707?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

20707, 1990-064A

Orbit

HEO

Last TLE update

2 days ago

Origin

Russian Aerospace Forces (CIS)

Manufacturer

NPOL/KOMET

Mission

Defense Early Warn

Bus & Motor

OKO, Unknown motor

Mass

~1,250 kg wet, ~1,150 kg dry

Launch date (UTC)

1990-07-25 (35 years ago)

Launch vehicle

MOLNIYA 8K78M-PVB

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 5 m

Radar Cross Section

6.333 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 2 days ago

0 COSMOS 2087
1 20707U 90064A   25159.13662195 -.00000078  00000-0  00000-0 0  9996
2 20707  67.7650 210.4153 6015381  34.1194 353.0449  2.00877296255327

Epoch: 2025-06-08T03:16Z

TLE epoch observation values (Epoch: 2025-06-08T03:16:44.136Z)

Latitude

0.00012°

Longitude

-95.53283°

Altitude

4,904.095 km

Speed

7.459 km/s

True Right ascension

14h 01m 40s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-22.48104°

Longitude

94.08931°

Altitude

35,232.306 km

Speed

2.034 km/s

Apparent Right ascension

02h 13m 45s

Apparent Declination

-28° 57' 31"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

06:31:28

Azimuth

232.133° WSW

Elevation

-1.205°

Doppler factor

Orbital elements

Apogee altitude

36,113.515 km

Perigee altitude

4,193.765 km

Semi-major axis

26,531.777 km

Eccentricity

0.60154

Inclination

67.765°

RAAN

210.4153°

Arg. of periapsis

34.1194°

True anomaly

Unknown

Mean anomaly

353.0449°

Eccentric anomaly

Unknown

Mean motion

0.50222 °/min

Orbital period

716.82 mins

BSTAR

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Other satellites on launch #64 in the year 1990 (1990-07-25 UTC)

SL-6 R/B(1), 20708 (Decayed)

SL-6 PLAT, 20709 (Decayed)

SL-6 R/B(2), 20710

SL-6 DEB, 20714 (Decayed)

SL-6 DEB, 20715 (Decayed)

SL-6 DEB, 20716 (Decayed)

COSMOS 2087 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.
39 mins	2025-06-10 03:01:08.816Z	167.795° S	2025-06-10 03:20:08.816Z	95.552° ESE	35.807°	2025-06-10 03:40:08.816Z	30.231° NE
218 mins	2025-06-10 15:43:08.816Z	329.842° NNW	2025-06-10 16:26:08.816Z	268.104° W	40.469°	2025-06-10 19:21:08.816Z	230.037° WSW

Authenticating...

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Check out COSMOS 2087, 20707 on other resources

View COSMOS 2087, 20707 on NASA - NSSDCA Website

View COSMOS 2087, 20707 on Heavens-Above

View COSMOS 2087, 20707 on Keep Track

View COSMOS 2087, 20707 on Celestrak

View COSMOS 2087, 20707 on Gunter's Space Page

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