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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1587 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
OKB-10
Mission
Spacecraft
Bus & Motor
STRELA-1 11F610, Unknown motor
Mass
50 kg wet, 50 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
POLY, 1.1 m
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 COSMOS 89
1 01587U 65073D 26302.58363782 -.00000087 00000-0 41061-4 0 9999
2 01587 56.0539 149.8705 0168487 126.6074 235.0459 12.38990746765516Epoch: 2026-10-29T14:00Z
TLE epoch observation values (Epoch: 2026-10-29T14:00:26.307Z)
Latitude
0.00003°
Longitude
-98.15507°
Altitude
1,589.57 km
Speed
7.04 km/s
True Right ascension
09h 59m 28s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
22:23:36
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,643.626 km
Perigee altitude
1,377.792 km
Semi-major axis
7,888.846 km
Eccentricity
0.01685
Inclination
56.0539°
RAAN
149.8705°
Arg. of periapsis
126.6074°
True anomaly
233.48253°
Mean anomaly
235.0459°
Eccentric anomaly
234.26232°
Mean motion
3.09758 °/min
Orbital period
116.22 mins
BSTAR
0.000041061
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Other satellites on launch #73 in the year 1965 (1965-09-18 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.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. |
|---|---|---|---|---|---|---|---|
| 16 mins | 2026-10-30 15:16:18.097Z | 194° SSW | 2026-10-30 15:24:18.097Z | 132.699° SE | 47.505° | 2026-10-30 15:32:18.097Z | 56.19° ENE |
| 16 mins | 2026-10-30 17:18:18.097Z | 248.786° W | 2026-10-30 17:26:18.097Z | 327.51° NNW | 55.968° | 2026-10-30 17:34:18.097Z | 41.035° NE |
| 13 mins | 2026-10-30 19:23:18.097Z | 298.12° NW | 2026-10-30 19:29:18.097Z | 347.692° N | 28.328° | 2026-10-30 19:36:18.097Z | 45.716° ENE |
| 13 mins | 2026-10-30 21:27:18.097Z | 322.323° NNW | 2026-10-30 21:33:18.097Z | 14.822° NNE | 32.361° | 2026-10-30 21:40:18.097Z | 77.46° E |
| 15 mins | 2026-10-30 23:29:18.097Z | 317.086° NNW | 2026-10-30 23:36:18.097Z | 48.19° ENE | 78.921° | 2026-10-30 23:44:18.097Z | 130.14° SE |
| 12 mins | 2026-10-31 01:31:18.097Z | 289.605° WNW | 2026-10-31 01:37:18.097Z | 236.814° WSW | 26.867° | 2026-10-31 01:43:18.097Z | 189.765° SSW |
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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