SL-8 DEB, 57165

Orbit data source: Space-Track

SL-8 DEB, 57165 is space debris in LEO originally from a launch on Wed, 12 Oct 1983 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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Iframe URL

https://www.satcat.com/sats-embedded/57165?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

57165, 1983-103C

Orbit

LEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1983-10-12 (43 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Small (<0.1 m²)

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

TLE from 1 week ago

0 SL-8 DEB
1 57165U 83103C   26165.84179879  .00000146  00000-0  58720-4 0  9999
2 57165  74.0496   9.8396 0020615 121.1931 239.1246 14.36381812658219

Epoch: 2026-06-14T20:12Z

TLE epoch observation values (Epoch: 2026-06-14T20:12:11.415Z)

Latitude

-0.00007°

Longitude

163.65527°

Altitude

780.677 km

Speed

7.46 km/s

True Right ascension

00h 39m 21s

True Declination

0° 00' 00"

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

21:31:27

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

782.832 km

Perigee altitude

753.368 km

Semi-major axis

7,146.237 km

Eccentricity

0.00206

Inclination

74.0496°

RAAN

9.8396°

Arg. of periapsis

121.1931°

True anomaly

238.92212°

Mean anomaly

239.1246°

Eccentric anomaly

239.02333°

Mean motion

3.59275 °/min

Orbital period

100.2 mins

BSTAR

0.00005872

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Other satellites on launch #103 in the year 1983 (1983-10-12 UTC)

SL-8 R/B, 14402

COSMOS 1503, 14401

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SL-8 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.
5 mins	2026-06-22 12:12:26.551Z	127.648° SE	2026-06-22 12:15:26.551Z	90.488° ESE	15.103°	2026-06-22 12:17:26.551Z	65.932° ENE
8 mins	2026-06-22 13:53:26.551Z	219.506° SW	2026-06-22 13:56:26.551Z	281.014° WNW	40.057°	2026-06-22 14:01:26.551Z	10.187° NNE
7 mins	2026-06-22 22:40:26.551Z	16.45° NNE	2026-06-22 22:43:26.551Z	66.194° ENE	25.048°	2026-06-22 22:47:26.551Z	119.597° SE
7 mins	2026-06-23 00:22:26.551Z	310.194° NW	2026-06-23 00:25:26.551Z	256.674° W	28.858°	2026-06-23 00:29:26.551Z	198.853° SSW

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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 DEB, 57165 on other resources

View SL-8 DEB, 57165 on Heavens-Above

View SL-8 DEB, 57165 on Keep Track

View SL-8 DEB, 57165 on Celestrak

View SL-8 DEB, 57165 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 DEB, 57165

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: 2026-06-14T20:12:11.415Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #103 in the year 1983 (1983-10-12 UTC)

SL-8 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-8 DEB, 57165 on other resources

Documentation

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