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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1585 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
OKB-10
Mission
Defense Communications
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, 0.4 m
Radar Cross Section
0.731 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 COSMOS 87
1 01585U 65073B 25242.59141787 -.00000090 00000-0 33432-4 0 9996
2 01585 56.0647 344.7893 0203808 357.6779 15.0361 12.47458119729491Epoch: 2025-08-30T14:11Z
TLE epoch observation values (Epoch: 2025-08-30T14:11:38.503Z)
Latitude
11.01825°
Longitude
160.34562°
Altitude
1,321.1 km
Speed
7.268 km/s
True Right ascension
23h 29m 07s
True Declination
10° 57' 31"
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
20:19:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,635.02 km
Perigee altitude
1,314.915 km
Semi-major axis
7,853.104 km
Eccentricity
0.02038
Inclination
56.0647°
RAAN
344.7893°
Arg. of periapsis
357.6779°
True anomaly
15.65724°
Mean anomaly
15.0361°
Eccentric anomaly
15.34512°
Mean motion
3.11875 °/min
Orbital period
115.43 mins
BSTAR
0.000033432
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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 | 2025-08-31 07:32:18.965Z | 164.337° S | 2025-08-31 07:38:18.965Z | 113.156° SE | 22.565° | 2025-08-31 07:44:18.965Z | 66.89° ENE |
| 15 mins | 2025-08-31 09:31:18.965Z | 228.232° WSW | 2025-08-31 09:37:18.965Z | 279.576° WNW | 44.693° | 2025-08-31 09:46:18.965Z | 44.931° NE |
| 14 mins | 2025-08-31 11:33:18.965Z | 283.528° WNW | 2025-08-31 11:39:18.965Z | 339.387° N | 29.346° | 2025-08-31 11:47:18.965Z | 43.417° NE |
| 13 mins | 2025-08-31 13:37:18.965Z | 320.768° NNW | 2025-08-31 13:42:18.965Z | 3.996° NNE | 25.909° | 2025-08-31 13:50:18.965Z | 65.504° ENE |
| 16 mins | 2025-08-31 15:38:18.965Z | 322.083° NNW | 2025-08-31 15:45:18.965Z | 30.375° NE | 39.04° | 2025-08-31 15:54:18.965Z | 109.847° ESE |
| 16 mins | 2025-08-31 17:39:18.965Z | 303.391° NW | 2025-08-31 17:46:18.965Z | 235.247° WSW | 38.881° | 2025-08-31 17:55:18.965Z | 161.956° S |
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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Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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Authenticating...
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