COSMOS 1261 DEB, 12894
Orbit data source: Space-Track
COSMOS 1261 DEB, 12894 is space debris in HEO originally from a launch on Tue, 31 Mar 1981 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.
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12894 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Unknown shape, 1.1 m
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 3 days ago
TLE from 3 days ago
0 COSMOS 1261 DEB
1 12894U 81031G 26086.44325727 .00000681 00000-0 00000+0 0 9997
2 12894 69.6028 97.7563 5705293 351.6618 206.2738 2.00354065300124Epoch: 2026-03-27T10:38Z
TLE epoch observation values (Epoch: 2026-03-27T10:38:17.428Z)
Latitude
-0.50273°
Longitude
-66.50561°
Altitude
34,707.461 km
Speed
2.099 km/s
True Right ascension
18h 31m 46s
True Declination
0° 30' 08"
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
12:41:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,363.279 km
Perigee altitude
5,036.305 km
Semi-major axis
26,577.929 km
Eccentricity
0.57053
Inclination
69.6028°
RAAN
97.7563°
Arg. of periapsis
351.6618°
True anomaly
188.84001°
Mean anomaly
206.2738°
Eccentric anomaly
196.8166°
Mean motion
0.50091 °/min
Orbital period
718.69 mins
BSTAR
0
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Other satellites on launch #31 in the year 1981 (1981-03-31 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 1261 DEB 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. |
|---|---|---|---|---|---|---|---|
| 340 mins | 2026-03-30 07:10:52.762Z | 72.034° E | 2026-03-30 10:06:52.762Z | 122.888° SE | 26.383° | 2026-03-30 12:50:52.762Z | 167.358° S |
| 59 mins | 2026-03-30 17:06:52.762Z | 335.037° NNW | 2026-03-30 17:31:52.762Z | 324.058° NNW | 12.295° | 2026-03-30 18:05:52.762Z | 314.061° NW |
| 205 mins | 2026-03-31 03:45:52.762Z | 240.666° WSW | 2026-03-31 04:11:52.762Z | 320.466° NNW | 40.38° | 2026-03-31 07:10:52.762Z | 72.916° E |
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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