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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
17 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 17 hours ago
0 COSMOS 1275
1 12504U 81053A   25191.26293701  .00000038  00000-0  23844-4 0  9993
2 12504  82.9611 157.9277 0040980  53.6507 306.8420 13.74501454212301
Epoch: 2025-07-10T06:18Z
TLE epoch observation values (Epoch: 2025-07-10T06:18:37.757Z)
Latitude
-0.00001°
Longitude
134.83865°
Altitude
968.341 km
Speed
7.377 km/s
True Right ascension
10h 31m 42s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-37.99752°
Longitude
128.80048°
Altitude
997.617 km
Speed
7.352 km/s
Apparent Right ascension
06h 21m 04s
Apparent Declination
-73° 17' 24"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
11:51:52
Azimuth
200.618° SSW
Elevation
-35.912°
Doppler factor
1
Orbital elements
Apogee altitude
1,010.759 km
Perigee altitude
950.447 km
Semi-major axis
7,358.74 km
Eccentricity
0.0041
Inclination
82.9611°
RAAN
157.9277°
Arg. of periapsis
53.6507°
True anomaly
Unknown
Mean anomaly
306.842°
Eccentric anomaly
Unknown
Mean motion
3.43825 °/min
Orbital period
104.7 mins
BSTAR
0.000023844
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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.
8 mins2025-07-10 23:55:46.689Z248.631° W2025-07-10 23:59:46.689Z293.312° NW18.817°2025-07-11 00:03:46.689Z335.235° NNW
10 mins2025-07-11 09:06:46.689Z11.627° NNE2025-07-11 09:10:46.689Z69.324° E36.057°2025-07-11 09:16:46.689Z150.379° SSE
8 mins2025-07-11 10:52:46.689Z317.224° NNW2025-07-11 10:55:46.689Z282.136° WNW22.576°2025-07-11 11:00:46.689Z225.474° WSW
4 mins2025-07-11 20:54:46.689Z99.334° ESE2025-07-11 20:56:46.689Z77.841° E14.091°2025-07-11 20:58:46.689Z57.054° ENE
10 mins2025-07-11 22:36:46.689Z194.439° SSW2025-07-11 22:40:46.689Z238.153° WSW43.292°2025-07-11 22:46:46.689Z2.855° NNE
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