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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

10 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 10 hours ago

0 COSMOS 87
1 01585U 65073B   25189.86463332 -.00000107  00000-0 -81712-4 0  9993
2 01585  56.0611 126.4950 0201979 286.5312 107.4274 12.47458528722914

Epoch: 2025-07-08T20:45Z

TLE epoch observation values (Epoch: 2025-07-08T20:45:04.318Z)

Latitude

29.37475°

Longitude

-89.68114°

Altitude

1,527.389 km

Speed

7.082 km/s

True Right ascension

09h 54m 33s

True Declination

29° 14' 32"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

42.44756°

Longitude

29.26601°

Altitude

1,629.57 km

Speed

6.993 km/s

Apparent Right ascension

14h 30m 19s

Apparent Declination

34° 00' 30"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

19:01:08

Azimuth

286.499° WNW

Elevation

36.878°

Doppler factor

Orbital elements

Apogee altitude

1,633.582 km

Perigee altitude

1,316.35 km

Semi-major axis

7,853.103 km

Eccentricity

0.0202

Inclination

56.0611°

RAAN

126.495°

Arg. of periapsis

286.5312°

True anomaly

Unknown

Mean anomaly

107.4274°

Eccentric anomaly

Unknown

Mean motion

3.11875 °/min

Orbital period

115.43 mins

BSTAR

-0.000081712

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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.
12 mins	2025-07-09 06:51:43.902Z	286.191° WNW	2025-07-09 06:55:43.902Z	228.425° WSW	38.139°	2025-07-09 07:03:43.902Z	164.686° S
7 mins	2025-07-09 19:46:43.902Z	131.325° SE	2025-07-09 19:49:43.902Z	109.769° ESE	14.794°	2025-07-09 19:53:43.902Z	82.769° E
16 mins	2025-07-09 21:41:43.902Z	206.961° SW	2025-07-09 21:48:43.902Z	127.824° SE	43.021°	2025-07-09 21:57:43.902Z	49.155° ENE
16 mins	2025-07-09 23:42:43.902Z	264.451° W	2025-07-09 23:49:43.902Z	326.675° NNW	35.716°	2025-07-09 23:58:43.902Z	41.835° NE
14 mins	2025-07-10 01:46:43.902Z	306.608° NW	2025-07-10 01:53:43.902Z	2.535° NNE	26.786°	2025-07-10 02:00:43.902Z	53.648° ENE
17 mins	2025-07-10 03:48:43.902Z	319.508° NNW	2025-07-10 03:56:43.902Z	24.498° NE	34.341°	2025-07-10 04:05:43.902Z	95.122° ESE
18 mins	2025-07-10 05:49:43.902Z	312.291° NW	2025-07-10 05:58:43.902Z	211.739° SW	44.372°	2025-07-10 06:07:43.902Z	144.695° SSE

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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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