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

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 39836U 91009DU  26060.92083514  .00000024  00000-0  33555-3 0  9994
2 39836  73.9081 269.0754 0137497 271.2399 152.0984 12.29435541528433

Epoch: 2026-03-01T22:06Z

TLE epoch observation values (Epoch: 2026-03-01T22:06:00.156Z)

Latitude

59.8687°

Longitude

167.49971°

Altitude

1,658.186 km

Speed

7.006 km/s

True Right ascension

19h 54m 53s

True Declination

59° 44' 09"

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

12:14:29

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,658.579 km

Perigee altitude

1,440.572 km

Semi-major axis

7,927.712 km

Eccentricity

0.01375

Inclination

73.9081°

RAAN

269.0754°

Arg. of periapsis

271.2399°

True anomaly

152.82465°

Mean anomaly

152.0984°

Eccentric anomaly

152.46262°

Mean motion

3.07483 °/min

Orbital period

117.08 mins

BSTAR

0.00033555

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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	2026-03-12 11:43:02.039Z	133.058° SE	2026-03-12 11:49:02.039Z	90.8° ESE	20.838°	2026-03-12 11:55:02.039Z	48.586° ENE
17 mins	2026-03-12 13:40:02.039Z	203.119° SW	2026-03-12 13:48:02.039Z	326.162° NNW	44.41°	2026-03-12 13:57:02.039Z	17.625° NNE
11 mins	2026-03-12 15:44:02.039Z	277.672° WNW	2026-03-12 15:49:02.039Z	314.198° NW	19.502°	2026-03-12 15:55:02.039Z	355.166° N
14 mins	2026-03-12 21:59:02.039Z	4.086° NNE	2026-03-12 22:05:02.039Z	52.261° ENE	26.771°	2026-03-12 22:13:02.039Z	112.665° SE
16 mins	2026-03-12 23:58:02.039Z	334.368° NNW	2026-03-13 00:06:02.039Z	240.835° WSW	42.834°	2026-03-13 00:14:02.039Z	176.535° 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: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-03-01T22:06:00.156Z)

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: 1 week ago