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COSMOS 1275, 12504

Orbit data source: Space-Track

COSMOS 1275, 12504 is a payload satellite owned by VMF (CIS) in LEO that was launched on Thu, 04 Jun 1981 UTC via a KOSMOS 11K65M launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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
12504, 1981-053A
Orbit
LEO
Last TLE update
12 hours ago
Origin
Manufacturer
Omsk Av. Zav.
Mission
Defense Navigation
Bus & Motor
KAUR-1 11F627, Unknown motor
Mass
800 kg wet, 800 kg dry
Launch date (UTC)
1981-06-04 (44 years ago)
Launch vehicle
KOSMOS 11K65M
Launch site
Plesetsk Missile And Space Complex (PKMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl, 5 m
Radar Cross Section
9.978 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 12 hours ago
0 COSMOS 1275
1 12504U 81053A   25128.73206956  .00000065  00000-0  52223-4 0  9994
2 12504  82.9629 204.0791 0038762 225.1721 134.6283 13.74496538203719
Epoch: 2025-05-08T17:34Z
Definitive object data (Epoch: 2025-05-08T17:34:10.809Z)
Latitude
-0.00006°
Longitude
73.73571°
Altitude
1,006.477 km
Speed
7.338 km/s
True Right ascension
13h 36m 18s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at TLE epoch
Visualization TLE readout
Latitude
-32.19494°
Longitude
-102.184°
Altitude
967.579 km
Speed
7.381 km/s
Apparent Right ascension
01h 35m 27s
Apparent Declination
-35° 42' 38"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
13:13:37
Azimuth
312.576° NW
Elevation
-83.978°
Doppler factor
1
Orbital elements
Apogee altitude
1,009.145 km
Perigee altitude
952.097 km
Semi-major axis
7,358.758 km
Eccentricity
0.0038762
Inclination
82.9629°
RAAN
204.0791°
Arg. of periapsis
225.1721°
True anomaly
134.94334°
Mean anomaly
134.6283°
Eccentric anomaly
134.78593°
Mean motion
3.43824 °/min
BSTAR
0.000052223
Orbital period
104.7 mins
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COSMOS 1275 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 mins2025-05-09 05:54:00.304Z192.15° SSW2025-05-09 06:00:00.304Z297.548° NW44.06°2025-05-09 06:06:00.304Z3.768° NNE
10 mins2025-05-09 16:53:00.304Z353.873° N2025-05-09 16:58:00.304Z155.361° SSE44.814°2025-05-09 17:03:00.304Z173.656° S
9 mins2025-05-10 04:38:00.304Z138.591° SSE2025-05-10 04:42:00.304Z92.72° ESE26.443°2025-05-10 04:47:00.304Z32.555° NE
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