SL-8 DEB, 39836

Orbit data source: Space-Track

SL-8 DEB, 39836 is space debris in LEO originally from a launch on Tue, 12 Feb 1991 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/39836?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

39836, 1991-009DU

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1991-02-12 (35 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

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 6 days ago

TLE from 6 days ago

0 SL-8 DEB
1 39836U 91009DU  26167.60180872  .00000001  00000-0  13381-3 0  9992
2 39836  73.9090 131.6491 0137185 118.7486 359.7324 12.29442896541543

Epoch: 2026-06-16T14:26Z

TLE epoch observation values (Epoch: 2026-06-16T14:26:36.273Z)

Latitude

57.72773°

Longitude

163.09095°

Altitude

1,452.19 km

Speed

7.19 km/s

True Right ascension

18h 58m 27s

True Declination

57° 35' 10"

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

03:47:34

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,658.299 km

Perigee altitude

1,440.788 km

Semi-major axis

7,927.68 km

Eccentricity

0.01372

Inclination

73.909°

RAAN

131.6491°

Arg. of periapsis

118.7486°

True anomaly

359.72493°

Mean anomaly

359.7324°

Eccentric anomaly

359.72868°

Mean motion

3.07485 °/min

Orbital period

117.08 mins

BSTAR

0.00013381

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Other satellites on launch #9 in the year 1991 (1991-02-12 UTC)

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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.
12 mins	2026-06-22 20:16:31.939Z	136.619° SSE	2026-06-22 20:22:31.939Z	93.134° ESE	20.714°	2026-06-22 20:28:31.939Z	47.908° ENE
16 mins	2026-06-22 22:13:31.939Z	205.585° SW	2026-06-22 22:21:31.939Z	306.599° NW	44.037°	2026-06-22 22:29:31.939Z	16.119° NNE
9 mins	2026-06-23 00:18:31.939Z	283.488° WNW	2026-06-23 00:22:31.939Z	313.751° NW	16.624°	2026-06-23 00:27:31.939Z	350.373° N
12 mins	2026-06-23 06:32:31.939Z	8.457° NNE	2026-06-23 06:37:31.939Z	53.945° ENE	25.72°	2026-06-23 06:44:31.939Z	111.392° ESE
15 mins	2026-06-23 08:30:31.939Z	333.478° NNW	2026-06-23 08:37:31.939Z	266.741° W	41.984°	2026-06-23 08:45:31.939Z	178.759° S

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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, 39836 on other resources

View SL-8 DEB, 39836 on Heavens-Above

View SL-8 DEB, 39836 on Keep Track

View SL-8 DEB, 39836 on Celestrak

View SL-8 DEB, 39836 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, 39836

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 days ago

TLE from 6 days ago

TLE epoch observation values (Epoch: 2026-06-16T14:26:36.273Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #9 in the year 1991 (1991-02-12 UTC)

SL-8 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-8 DEB, 39836 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 days ago