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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
10 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 10 hours ago
0 COSMOS 87
1 01585U 65073B   25189.86463332 -.00000107  00000-0 -81712-4 0  9993
2 01585  56.0611 126.4950 0201979 286.5312 107.4274 12.47458528722914
Epoch: 2025-07-08T20:45Z
TLE epoch observation values (Epoch: 2025-07-08T20:45:04.318Z)
Latitude
29.37475°
Longitude
-89.68114°
Altitude
1,527.389 km
Speed
7.082 km/s
True Right ascension
09h 54m 33s
True Declination
29° 14' 32"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
42.44756°
Longitude
29.26601°
Altitude
1,629.57 km
Speed
6.993 km/s
Apparent Right ascension
14h 30m 19s
Apparent Declination
34° 00' 30"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
19:01:08
Azimuth
286.499° WNW
Elevation
36.878°
Doppler factor
1
Orbital elements
Apogee altitude
1,633.582 km
Perigee altitude
1,316.35 km
Semi-major axis
7,853.103 km
Eccentricity
0.0202
Inclination
56.0611°
RAAN
126.495°
Arg. of periapsis
286.5312°
True anomaly
Unknown
Mean anomaly
107.4274°
Eccentric anomaly
Unknown
Mean motion
3.11875 °/min
Orbital period
115.43 mins
BSTAR
-0.000081712
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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.
12 mins2025-07-09 06:51:43.902Z286.191° WNW2025-07-09 06:55:43.902Z228.425° WSW38.139°2025-07-09 07:03:43.902Z164.686° S
7 mins2025-07-09 19:46:43.902Z131.325° SE2025-07-09 19:49:43.902Z109.769° ESE14.794°2025-07-09 19:53:43.902Z82.769° E
16 mins2025-07-09 21:41:43.902Z206.961° SW2025-07-09 21:48:43.902Z127.824° SE43.021°2025-07-09 21:57:43.902Z49.155° ENE
16 mins2025-07-09 23:42:43.902Z264.451° W2025-07-09 23:49:43.902Z326.675° NNW35.716°2025-07-09 23:58:43.902Z41.835° NE
14 mins2025-07-10 01:46:43.902Z306.608° NW2025-07-10 01:53:43.902Z2.535° NNE26.786°2025-07-10 02:00:43.902Z53.648° ENE
17 mins2025-07-10 03:48:43.902Z319.508° NNW2025-07-10 03:56:43.902Z24.498° NE34.341°2025-07-10 04:05:43.902Z95.122° ESE
18 mins2025-07-10 05:49:43.902Z312.291° NW2025-07-10 05:58:43.902Z211.739° SW44.372°2025-07-10 06:07:43.902Z144.695° SSE
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