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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12504 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
Omsk Av. Zav.
Mission
Spacecraft
Bus & Motor
KAUR-1 11F627, Unknown motor
Mass
800 kg wet, 800 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 COSMOS 1275
1 12504U 81053A 25322.36559947 .00000069 00000-0 56188-4 0 9998
2 12504 82.9620 61.1284 0040635 48.3098 312.1523 13.74514702230313Epoch: 2025-11-18T08:46Z
TLE epoch observation values (Epoch: 2025-11-18T08:46:27.794Z)
Latitude
-0.00003°
Longitude
-128.14014°
Altitude
966.294 km
Speed
7.379 km/s
True Right ascension
04h 04m 30s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
15:31:43
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,010.458 km
Perigee altitude
950.654 km
Semi-major axis
7,358.693 km
Eccentricity
0.00406
Inclination
82.962°
RAAN
61.1284°
Arg. of periapsis
48.3098°
True anomaly
311.80591°
Mean anomaly
312.1523°
Eccentric anomaly
311.97922°
Mean motion
3.43829 °/min
Orbital period
104.7 mins
BSTAR
0.000056188
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Other satellites on launch #53 in the year 1981 (1981-06-04 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.COSMOS 1275 Visibility forecast
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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 mins | 2025-11-19 18:36:02.182Z | 356.367° N | 2025-11-19 18:38:02.182Z | 9.964° NNE | 44.339° | 2025-11-19 18:44:02.182Z | 173.013° S |
| 8 mins | 2025-11-20 06:20:02.182Z | 131.031° SE | 2025-11-20 06:23:02.182Z | 92.342° ESE | 25.117° | 2025-11-20 06:28:02.182Z | 32.247° NE |
| 9 mins | 2025-11-20 08:05:02.182Z | 225.686° WSW | 2025-11-20 08:09:02.182Z | 291.112° WNW | 32.41° | 2025-11-20 08:14:02.182Z | 350.589° N |
| 8 mins | 2025-11-20 17:17:02.182Z | 31.283° NE | 2025-11-20 17:20:02.182Z | 67.223° ENE | 22.057° | 2025-11-20 17:25:02.182Z | 122.394° SE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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