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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
21 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 21 hours ago
0 COSMOS 1275
1 12504U 81053A   25187.98718442  .00000050  00000-0  36439-4 0  9999
2 12504  82.9608 160.3453 0041082  62.4966 298.0356 13.74501217211858
Epoch: 2025-07-06T23:41Z
TLE epoch observation values (Epoch: 2025-07-06T23:41:32.733Z)
Latitude
-0.00006°
Longitude
-120.24409°
Altitude
972.234 km
Speed
7.373 km/s
True Right ascension
10h 41m 22s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-34.12425°
Longitude
-125.65883°
Altitude
998.414 km
Speed
7.35 km/s
Apparent Right ascension
13h 46m 34s
Apparent Declination
-71° 08' 37"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
08:33:13
Azimuth
157.594° S
Elevation
-33.857°
Doppler factor
1
Orbital elements
Apogee altitude
1,010.835 km
Perigee altitude
950.373 km
Semi-major axis
7,358.741 km
Eccentricity
0.00411
Inclination
82.9608°
RAAN
160.3453°
Arg. of periapsis
62.4966°
True anomaly
Unknown
Mean anomaly
298.0356°
Eccentric anomaly
Unknown
Mean motion
3.43825 °/min
Orbital period
104.7 mins
BSTAR
0.000036439
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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.
11 mins2025-07-07 22:30:28.319Z169.065° S2025-07-07 22:35:28.319Z106.884° ESE40.598°2025-07-07 22:41:28.319Z15.233° NNE
6 mins2025-07-08 00:19:28.319Z262.666° W2025-07-08 00:21:28.319Z286.344° WNW18.307°2025-07-08 00:25:28.319Z330.706° NNW
10 mins2025-07-08 09:28:28.319Z8.357° NNE2025-07-08 09:33:28.319Z83.401° E36.761°2025-07-08 09:38:28.319Z149.574° SSE
7 mins2025-07-08 11:15:28.319Z312.493° NW2025-07-08 11:18:28.319Z275.069° WNW22.113°2025-07-08 11:22:28.319Z229.751° WSW
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