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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

21 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 21 hours ago

0 COSMOS 87
1 01585U 65073B   25181.64385586 -.00000101  00000-0 -42498-4 0  9997
2 01585  56.0598 148.5883 0201919 275.3870 269.2636 12.47458630721885

Epoch: 2025-06-30T15:27Z

TLE epoch observation values (Epoch: 2025-06-30T15:27:09.146Z)

Latitude

-2.02573°

Longitude

179.2068°

Altitude

1,481.72 km

Speed

7.121 km/s

True Right ascension

21h 59m 46s

True Declination

-2° 00' 53"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

29.28263°

Longitude

153.44374°

Altitude

1,582.53 km

Speed

7.033 km/s

Apparent Right ascension

17h 21m 07s

Apparent Declination

-1° 54' 02"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

00:02:50

Azimuth

275.269° WNW

Elevation

-9.208°

Doppler factor

Orbital elements

Apogee altitude

1,633.535 km

Perigee altitude

1,316.397 km

Semi-major axis

7,853.103 km

Eccentricity

0.02019

Inclination

56.0598°

RAAN

148.5883°

Arg. of periapsis

275.387°

True anomaly

Unknown

Mean anomaly

269.2636°

Eccentric anomaly

Unknown

Mean motion

3.11875 °/min

Orbital period

115.43 mins

BSTAR

-0.000042498

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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.
16 mins	2025-07-01 23:16:03.939Z	196.344° SSW	2025-07-01 23:23:03.939Z	131.197° SE	39.415°	2025-07-01 23:32:03.939Z	52.395° ENE
16 mins	2025-07-02 01:17:03.939Z	255.763° W	2025-07-02 01:24:03.939Z	323.001° NNW	38.807°	2025-07-02 01:33:03.939Z	41.593° NE
15 mins	2025-07-02 03:20:03.939Z	297.981° NW	2025-07-02 03:27:03.939Z	350.624° N	27.323°	2025-07-02 03:35:03.939Z	50.388° ENE
16 mins	2025-07-02 05:23:03.939Z	318.481° NNW	2025-07-02 05:31:03.939Z	22.273° NNE	31.834°	2025-07-02 05:39:03.939Z	84.933° E
17 mins	2025-07-02 07:25:03.939Z	315.191° NNW	2025-07-02 07:33:03.939Z	55.835° ENE	44.958°	2025-07-02 07:42:03.939Z	135.208° SSE
13 mins	2025-07-02 09:27:03.939Z	288.092° WNW	2025-07-02 09:33:03.939Z	241.744° WSW	24.265°	2025-07-02 09:40:03.939Z	192.174° SSW

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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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