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COSMOS 87, 1585

Orbit data source: Space-Track

COSMOS 87, 1585 is a payload satellite owned by OKB-10 (CIS) in LEO that was launched on Sat, 18 Sep 1965 UTC via a KOSMOS 65S3 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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/1585?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/1585?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

1585, 1965-073B

Orbit

LEO

Last TLE update

14 hours ago

Origin

Federal Space Agency of Russia (Roscosmos) (CIS)

Manufacturer

OKB-10

Mission

Defense Communications

Bus & Motor

STRELA-1 11F610, Unknown motor

Mass

50 kg wet, 50 kg dry

Launch date (UTC)

1965-09-18 (60 years ago)

Launch vehicle

KOSMOS 65S3

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Poly, 0.8 m

Radar Cross Section

0.731 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 14 hours ago

0 COSMOS 87
1 01585U 65073B   25132.72060828 -.00000081  00000-0  82015-4 0  9996
2 01585  56.0616 280.0720 0202845 209.1379 162.9847 12.47457252715780

Epoch: 2025-05-12T17:17Z

Definitive object data (Epoch: 2025-05-12T17:17:40.555Z)

Latitude

10.56278°

Longitude

157.09742°

Altitude

1,628.055 km

Speed

6.99 km/s

True Right ascension

19h 08m 59s

True Declination

10° 30' 28"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

17.8863°

Longitude

160.89236°

Altitude

1,633.268 km

Speed

6.986 km/s

Apparent Right ascension

22h 00m 02s

Apparent Declination

-13° 11' 17"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

15:13:06

Azimuth

92.878° ESE

Elevation

-17.354°

Doppler factor

Orbital elements

Apogee altitude

1,634.268 km

Perigee altitude

1,315.675 km

Semi-major axis

7,853.108 km

Eccentricity

0.0202845

Inclination

56.0616°

RAAN

280.072°

Arg. of periapsis

209.1379°

True anomaly

163.64876°

Mean anomaly

162.9847°

Eccentric anomaly

163.31832°

Mean motion

3.11875 °/min

BSTAR

0.000082015

Orbital period

115.43 mins

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Other satellites on launch #73 in the year 1965 (1965-09-18 UTC)

COSMOS 87 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	2025-05-13 10:37:26.498Z	176.331° S	2025-05-13 10:45:26.498Z	115.575° SE	29.223°	2025-05-13 10:52:26.498Z	63.163° ENE
17 mins	2025-05-13 12:37:26.498Z	233.607° WSW	2025-05-13 12:45:26.498Z	324.49° NNW	44.12°	2025-05-13 12:54:26.498Z	43.836° NE
15 mins	2025-05-13 14:40:26.498Z	284.259° WNW	2025-05-13 14:47:26.498Z	340.173° N	29.721°	2025-05-13 14:55:26.498Z	43.55° NE
14 mins	2025-05-13 16:44:26.498Z	316.364° NNW	2025-05-13 16:51:26.498Z	13.154° NNE	27.028°	2025-05-13 16:58:26.498Z	67.75° E
15 mins	2025-05-13 18:46:26.498Z	320.597° NNW	2025-05-13 18:53:26.498Z	26.436° NE	40.5°	2025-05-13 19:01:26.498Z	113.527° SE
14 mins	2025-05-13 20:47:26.498Z	300.773° NW	2025-05-13 20:54:26.498Z	233.717° WSW	34.574°	2025-05-13 21:01:26.498Z	171.084° S

Authenticating...

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Check out COSMOS 87, 1585 on other resources

View COSMOS 87, 1585 on NASA - NSSDCA Website

View COSMOS 87, 1585 on Heavens-Above

View COSMOS 87, 1585 on Keep Track

View COSMOS 87, 1585 on Celestrak

View COSMOS 87, 1585 on Gunter's Space Page

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