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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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Identifier
1585, 1965-073B
Orbit
LEO
Last TLE update
14 hours ago
Origin
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 14 hours ago
0 COSMOS 87
1 01585U 65073B   25132.72060828 -.00000081  00000-0  82015-4 0  9996
2 01585  56.0616 280.0720 0202845 209.1379 162.9847 12.47457252715780
Epoch: 2025-05-12T17:17Z
Definitive object data (Epoch: 2025-05-12T17:17:40.555Z)
Latitude
10.56278°
Longitude
157.09742°
Altitude
1,628.055 km
Speed
6.99 km/s
True Right ascension
19h 08m 59s
True Declination
10° 30' 28"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
17.8863°
Longitude
160.89236°
Altitude
1,633.268 km
Speed
6.986 km/s
Apparent Right ascension
22h 00m 02s
Apparent Declination
-13° 11' 17"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
15:13:06
Azimuth
92.878° ESE
Elevation
-17.354°
Doppler factor
1
Orbital elements
Apogee altitude
1,634.268 km
Perigee altitude
1,315.675 km
Semi-major axis
7,853.108 km
Eccentricity
0.0202845
Inclination
56.0616°
RAAN
280.072°
Arg. of periapsis
209.1379°
True anomaly
163.64876°
Mean anomaly
162.9847°
Eccentric anomaly
163.31832°
Mean motion
3.11875 °/min
BSTAR
0.000082015
Orbital period
115.43 mins
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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.
15 mins2025-05-13 10:37:26.498Z176.331° S2025-05-13 10:45:26.498Z115.575° SE29.223°2025-05-13 10:52:26.498Z63.163° ENE
17 mins2025-05-13 12:37:26.498Z233.607° WSW2025-05-13 12:45:26.498Z324.49° NNW44.12°2025-05-13 12:54:26.498Z43.836° NE
15 mins2025-05-13 14:40:26.498Z284.259° WNW2025-05-13 14:47:26.498Z340.173° N29.721°2025-05-13 14:55:26.498Z43.55° NE
14 mins2025-05-13 16:44:26.498Z316.364° NNW2025-05-13 16:51:26.498Z13.154° NNE27.028°2025-05-13 16:58:26.498Z67.75° E
15 mins2025-05-13 18:46:26.498Z320.597° NNW2025-05-13 18:53:26.498Z26.436° NE40.5°2025-05-13 19:01:26.498Z113.527° SE
14 mins2025-05-13 20:47:26.498Z300.773° NW2025-05-13 20:54:26.498Z233.717° WSW34.574°2025-05-13 21:01:26.498Z171.084° S
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