COSMOS 1247 DEB, 12992

Orbit data source: Space-Track

COSMOS 1247 DEB, 12992 is space debris in HEO originally from a launch on Thu, 19 Feb 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/12992?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

12992, 1981-016H

Orbit

HEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1981-02-19 (45 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.2 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 8 months ago

TLE from 8 months ago

0 COSMOS 1247 DEB
1 12992U 81016H   25300.19352463 -.00000854  00000-0  00000-0 0  9990
2 12992  68.7531  25.5004 6218454 348.9441   2.1450  2.02527185227065

Epoch: 2025-10-27T04:38Z

TLE epoch observation values (Epoch: 2025-10-27T04:38:40.528Z)

Latitude

-0.00025°

Longitude

-79.97124°

Altitude

3,662.953 km

Speed

8.019 km/s

True Right ascension

01h 41m 59s

True Declination

0° 00' 01"

Sunlit

Object was in full shadow 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

23:07:58

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

36,418.077 km

Perigee altitude

3,600.363 km

Semi-major axis

26,387.357 km

Eccentricity

0.62185

Inclination

68.7531°

RAAN

25.5004°

Arg. of periapsis

348.9441°

True anomaly

11.6846°

Mean anomaly

2.145°

Eccentric anomaly

5.65718°

Mean motion

0.50635 °/min

Orbital period

710.97 mins

BSTAR

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Other satellites on launch #16 in the year 1981 (1981-02-19 UTC)

SL-6 R/B(1), 12304 (Decayed)

COSMOS 1247 DEB, 48263

COSMOS 1247, 12303

COSMOS 1247 DEB, 28269

SL-6 DEB, 12306 (Decayed)

SL-6 R/B(2), 12311

SL-6 PLAT, 12305 (Decayed)

COSMOS 1247 DEB, 28270

COSMOS 1247 DEB, 26786

COSMOS 1247 DEB, 12984

COSMOS 1247 DEB, 12985 (Decayed)

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COSMOS 1247 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.
576 mins	2026-06-22 16:39:41.321Z	246.031° WSW	2026-06-22 17:05:41.321Z	326.075° NNW	39.556°	2026-06-23 02:15:41.321Z	179.729° S
45 mins	2026-06-23 05:55:41.321Z	334.915° NNW	2026-06-23 06:15:41.321Z	327.811° NNW	11.191°	2026-06-23 06:40:41.321Z	321.332° NNW

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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 1247 DEB, 12992 on other resources

View COSMOS 1247 DEB, 12992 on Heavens-Above

View COSMOS 1247 DEB, 12992 on Keep Track

View COSMOS 1247 DEB, 12992 on Celestrak

View COSMOS 1247 DEB, 12992 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 1247 DEB, 12992

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 8 months ago

TLE from 8 months ago

TLE epoch observation values (Epoch: 2025-10-27T04:38:40.528Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #16 in the year 1981 (1981-02-19 UTC)

COSMOS 1247 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 1247 DEB, 12992 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 8 months ago