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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https://www.satcat.com/sats-embedded/12894?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

12894, 1981-031G

Orbit

HEO

Country

CIS

Related business

Russian Aerospace Forces (RU)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1981-03-31 (45 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 1.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 1 week ago

TLE from 1 week ago

0 COSMOS 1261 DEB
1 12894U 81031G   26251.60067885  .00000337  00000-0  00000-0 0  9996
2 12894  69.8461  89.3144 5601632 347.0386 217.0350  2.00491147303432

Epoch: 2026-09-08T14:24Z

TLE epoch observation values (Epoch: 2026-09-08T14:24:58.652Z)

Latitude

0.04795°

Longitude

65.39587°

Altitude

33,775.016 km

Speed

2.202 km/s

True Right ascension

17h 57m 13s

True Declination

0° 02' 52"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

05:16:59

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,068.884 km

Perigee altitude

5,306.49 km

Semi-major axis

26,565.824 km

Eccentricity

0.56016

Inclination

69.8461°

RAAN

89.3144°

Arg. of periapsis

347.0386°

True anomaly

192.87121°

Mean anomaly

217.035°

Eccentric anomaly

203.98729°

Mean motion

0.50125 °/min

Orbital period

718.2 mins

BSTAR

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Other satellites on launch #31 in the year 1981 (1981-03-31 UTC)

COSMOS 1261 DEB, 33520

COSMOS 1261 DEB, 12892

SL-6 R/B(2), 12384

COSMOS 1261 DEB, 29202 (Decayed)

COSMOS 1261 DEB, 48264 (Decayed)

COSMOS 1261 DEB, 27902 (Decayed)

COSMOS 1261 DEB, 12893

COSMOS 1261 DEB, 27796

COSMOS 1261 DEB, 35507

SL-6 R/B(1), 12377 (Decayed)

COSMOS 1261, 12376

COSMOS 1261 DEB, 27901 (Decayed)

SL-6 PLAT, 12378 (Decayed)

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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.
517 mins	2026-09-17 19:08:37.888Z	295.718° NW	2026-09-17 23:03:37.888Z	120.088° SE	65.735°	2026-09-18 03:45:37.888Z	210.268° SW

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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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Check out COSMOS 1261 DEB, 12894 on other resources

View COSMOS 1261 DEB, 12894 on Heavens-Above

View COSMOS 1261 DEB, 12894 on Keep Track

View COSMOS 1261 DEB, 12894 on Celestrak

View COSMOS 1261 DEB, 12894 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

COSMOS 1261 DEB, 12894

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-09-08T14:24:58.652Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #31 in the year 1981 (1981-03-31 UTC)

COSMOS 1261 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 1261 DEB, 12894 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 week ago