COSMOS 970 DEB, 12861

Orbit data source: Space-Track

COSMOS 970 DEB, 12861 is space debris in LEO originally from a launch on Wed, 21 Dec 1977 UTC launched from the Tyuratam Missile And Space Complex (TTMTR). 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/12861?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

12861, 1977-121AP

Orbit

LEO

Last TLE update

2 days ago

Origin

Russian Space Forces (CIS)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1977-12-21 (48 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history

TLE from 2 days ago

0 COSMOS 970 DEB
1 12861U 77121AP  25223.80020567  .00000046  00000-0  21246-3 0  9996
2 12861  65.7713 251.0212 0094966 149.1463  32.2951 13.40351467229463

Epoch: 2025-08-11T19:12Z

TLE epoch observation values (Epoch: 2025-08-11T19:12:17.769Z)

Latitude

-1.95667°

Longitude

-176.67847°

Altitude

1,050.287 km

Speed

7.356 km/s

True Right ascension

04h 47m 35s

True Declination

-1° 56' 44"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-42.93049°

Longitude

-26.23616°

Altitude

1,191.671 km

Speed

7.224 km/s

Apparent Right ascension

15h 08m 46s

Apparent Declination

-41° 29' 37"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

03:30:47

Azimuth

112.499° ESE

Elevation

-85.542°

Doppler factor

Orbital elements

Apogee altitude

1,177.598 km

Perigee altitude

1,035.441 km

Semi-major axis

7,484.656 km

Eccentricity

0.0095

Inclination

65.7713°

RAAN

251.0212°

Arg. of periapsis

149.1463°

True anomaly

32.8824°

Mean anomaly

32.2951°

Eccentric anomaly

32.58816°

Mean motion

3.35186 °/min

Orbital period

107.4 mins

BSTAR

0.00021246

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Other satellites on launch #121 in the year 1977 (1977-12-21 UTC)

COSMOS 970, 10531

COSMOS 970 DEB, 10879

COSMOS 970 DEB, 10880

COSMOS 970 DEB, 10881

COSMOS 970 DEB, 10882

COSMOS 970 DEB, 10883

COSMOS 970 DEB, 10884

COSMOS 970 DEB, 10885

COSMOS 970 DEB, 10886

COSMOS 970 DEB, 10887

COSMOS 970 DEB, 10888

COSMOS 970 DEB, 10889

COSMOS 970 DEB, 10890

COSMOS 970 DEB, 12860

COSMOS 970 DEB Visibility forecast

Observer location: undefined°, undefined°
Set Observer location

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	2025-08-13 13:55:22.650Z	294.238° NW	2025-08-13 13:59:22.650Z	251.734° W	20.155°	2025-08-13 14:03:22.650Z	211.259° SW
10 mins	2025-08-14 01:56:22.650Z	153.568° SSE	2025-08-14 02:00:22.650Z	112.458° ESE	24.511°	2025-08-14 02:06:22.650Z	53.477° ENE
12 mins	2025-08-14 03:45:22.650Z	228.751° WSW	2025-08-14 03:51:22.650Z	318.892° NNW	40.439°	2025-08-14 03:57:22.650Z	23.106° NE
6 mins	2025-08-14 05:40:22.650Z	301.063° NW	2025-08-14 05:43:22.650Z	328.743° NNW	14.679°	2025-08-14 05:46:22.650Z	356.088° N
10 mins	2025-08-14 11:20:22.650Z	348.828° N	2025-08-14 11:25:22.650Z	62.212° ENE	33.494°	2025-08-14 11:30:22.650Z	118.214° 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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Check out COSMOS 970 DEB, 12861 on other resources

View COSMOS 970 DEB, 12861 on Heavens-Above

View COSMOS 970 DEB, 12861 on Keep Track

View COSMOS 970 DEB, 12861 on Celestrak

View COSMOS 970 DEB, 12861 on Gunter's Space Page

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