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COSMOS 89, 1587

Orbit data source: Space-Track

COSMOS 89, 1587 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/1587?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/1587?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

1587, 1965-073D

Orbit

LEO

Country

CIS

Related business

Federal Space Agency of Russia (Roscosmos) (RU)

Manufacturer

OKB-10

Mission

Spacecraft

Bus & Motor

STRELA-1 11F610, Unknown motor

Mass

50 kg wet, 50 kg dry

Launch date (UTC)

1965-09-18 (61 years ago)

Launch vehicle

KOSMOS 65S3

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

POLY, 0.4 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 COSMOS 89
1 01587U 65073D   26222.78396924 -.00000108  00000-0 -10918-3 0  9997
2 01587  56.0597   0.9335 0167607  22.2942 338.5138 12.38989387755627

Epoch: 2026-08-10T18:48Z

TLE epoch observation values (Epoch: 2026-08-10T18:48:54.942Z)

Latitude

-0.00004°

Longitude

119.4429°

Altitude

1,389.204 km

Speed

7.221 km/s

True Right ascension

00h 03m 44s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

18:39:06

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,642.937 km

Perigee altitude

1,378.491 km

Semi-major axis

7,888.851 km

Eccentricity

0.01676

Inclination

56.0597°

RAAN

0.9335°

Arg. of periapsis

22.2942°

True anomaly

337.79636°

Mean anomaly

338.5138°

Eccentric anomaly

338.15649°

Mean motion

3.09758 °/min

Orbital period

116.22 mins

BSTAR

-0.00010918

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

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COSMOS 89 Visibility forecast

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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.
14 mins	2026-08-11 10:23:57.607Z	183.32° SSW	2026-08-11 10:30:57.607Z	124.462° SE	30.713°	2026-08-11 10:37:57.607Z	61.222° ENE
15 mins	2026-08-11 12:24:57.607Z	241.624° WSW	2026-08-11 12:31:57.607Z	314.124° NW	42.03°	2026-08-11 12:39:57.607Z	41.572° NE
12 mins	2026-08-11 14:29:57.607Z	297.846° NW	2026-08-11 14:34:57.607Z	343.507° N	26.666°	2026-08-11 14:41:57.607Z	42.445° NE
14 mins	2026-08-11 16:32:57.607Z	319.821° NNW	2026-08-11 16:39:57.607Z	21.259° NNE	27.624°	2026-08-11 16:46:57.607Z	74.325° E
17 mins	2026-08-11 18:34:57.607Z	318.654° NNW	2026-08-11 18:42:57.607Z	55.935° ENE	42.923°	2026-08-11 18:51:57.607Z	123.582° SE
15 mins	2026-08-11 20:36:57.607Z	296.468° NW	2026-08-11 20:43:57.607Z	235.387° WSW	31.092°	2026-08-11 20:51:57.607Z	177.111° S

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out COSMOS 89, 1587 on other resources

View COSMOS 89, 1587 on NASA - NSSDCA Website

View COSMOS 89, 1587 on Heavens-Above

View COSMOS 89, 1587 on Keep Track

View COSMOS 89, 1587 on Celestrak

View COSMOS 89, 1587 on Gunter's Space Page

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

COSMOS 89, 1587

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-08-10T18:48:54.942Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

COSMOS 89 Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 89, 1587 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago