SL-8 R/B, 12792

Orbit data source: Space-Track

SL-8 R/B, 12792 is space debris in LEO originally from a launch on Fri, 28 Aug 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/12792?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

12792, 1981-084B

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

Omsk Av. Zav.

Mission

Spacecraft

Bus & Motor

S3, Unknown motor

Mass

1,434 kg wet, 1,434 kg dry

Launch date (UTC)

1981-08-28 (45 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 7 hours ago

TLE from 7 hours ago

0 SL-8 R/B
1 12792U 81084B   26130.20446838  .00000076  00000-0  33054-4 0  9991
2 12792  74.0280 170.1655 0013023  21.4582 338.7115 14.39036242341729

Epoch: 2026-05-10T04:54Z

TLE epoch observation values (Epoch: 2026-05-10T04:54:26.068Z)

Latitude

-0.00005°

Longitude

-131.45403°

Altitude

755.635 km

Speed

7.481 km/s

True Right ascension

11h 20m 39s

True Declination

0° 00' 00"

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

19:48:27

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

768.601 km

Perigee altitude

750.011 km

Semi-major axis

7,137.443 km

Eccentricity

0.0013

Inclination

74.028°

RAAN

170.1655°

Arg. of periapsis

21.4582°

True anomaly

338.65724°

Mean anomaly

338.7115°

Eccentric anomaly

338.68438°

Mean motion

3.59939 °/min

Orbital period

100.02 mins

BSTAR

0.000033054

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Other satellites on launch #84 in the year 1981 (1981-08-28 UTC)

COSMOS 1302, 12791

SL-8 DEB *, 14810

SL-8 DEB, 12793

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SL-8 R/B 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.
9 mins	2026-05-10 13:48:46.850Z	349.364° N	2026-05-10 13:52:46.850Z	54.138° ENE	41.788°	2026-05-10 13:57:46.850Z	150.254° SSE
4 mins	2026-05-10 15:32:46.850Z	284.368° WNW	2026-05-10 15:34:46.850Z	259.293° W	13.632°	2026-05-10 15:36:46.850Z	236.175° WSW
5 mins	2026-05-11 02:44:46.850Z	125.219° SE	2026-05-11 02:46:46.850Z	94.712° ESE	19.57°	2026-05-11 02:49:46.850Z	55.07° ENE
8 mins	2026-05-11 04:24:46.850Z	230.087° WSW	2026-05-11 04:27:46.850Z	280.819° WNW	33.933°	2026-05-11 04:32:46.850Z	4.591° NNE

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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 SL-8 R/B, 12792 on other resources

View SL-8 R/B, 12792 on Heavens-Above

View SL-8 R/B, 12792 on Keep Track

View SL-8 R/B, 12792 on Celestrak

View SL-8 R/B, 12792 on Gunter's Space Page

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

SL-8 R/B, 12792

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 7 hours ago

TLE from 7 hours ago

TLE epoch observation values (Epoch: 2026-05-10T04:54:26.068Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #84 in the year 1981 (1981-08-28 UTC)

SL-8 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-8 R/B, 12792 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 7 hours ago