SL-8 DEB, 21162

Orbit data source: Space-Track

SL-8 DEB, 21162 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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<iframe src="https://www.satcat.com/sats-embedded/21162?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/21162?theme=dark&initialShowStats=false

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Identifier

21162, 1991-009Z

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, 0.5 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

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Last TLE update: 8 hours ago

TLE from 8 hours ago

0 SL-8 DEB
1 21162U 91009Z   26070.88199350 -.00000012  00000-0  28537-4 0  9992
2 21162  73.9825   6.6543 0137992 215.9030 202.8893 12.27829080569497

Epoch: 2026-03-11T21:10Z

TLE epoch observation values (Epoch: 2026-03-11T21:10:04.238Z)

Latitude

54.86008°

Longitude

-96.45499°

Altitude

1,668.422 km

Speed

6.999 km/s

True Right ascension

02h 02m 24s

True Declination

54° 42' 59"

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

09:01:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,665.978 km

Perigee altitude

1,446.995 km

Semi-major axis

7,934.624 km

Eccentricity

0.0138

Inclination

73.9825°

RAAN

6.6543°

Arg. of periapsis

215.903°

True anomaly

202.2839°

Mean anomaly

202.8893°

Eccentric anomaly

202.58565°

Mean motion

3.07082 °/min

Orbital period

117.23 mins

BSTAR

0.000028537

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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.
13 mins	2026-03-12 05:15:35.864Z	0.723° NNE	2026-03-12 05:22:35.864Z	53.133° ENE	23.529°	2026-03-12 05:28:35.864Z	100.502° ESE
16 mins	2026-03-12 07:15:35.864Z	337.396° NNW	2026-03-12 07:23:35.864Z	231.936° WSW	44.184°	2026-03-12 07:31:35.864Z	170.792° S
6 mins	2026-03-12 09:18:35.864Z	292.572° NW	2026-03-12 09:21:35.864Z	271.664° WNW	13.033°	2026-03-12 09:24:35.864Z	251.04° W
4 mins	2026-03-12 18:32:35.864Z	94.766° ESE	2026-03-12 18:34:35.864Z	81.863° E	12.229°	2026-03-12 18:36:35.864Z	69.214° E
17 mins	2026-03-12 20:23:35.864Z	183.468° SSW	2026-03-12 20:31:35.864Z	120.461° SE	43.062°	2026-03-12 20:40:35.864Z	24.352° NE
15 mins	2026-03-12 22:25:35.864Z	251.368° W	2026-03-12 22:32:35.864Z	305.232° NW	27.051°	2026-03-12 22:40:35.864Z	3.336° 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 DEB, 21162 on other resources

View SL-8 DEB, 21162 on Heavens-Above

View SL-8 DEB, 21162 on Keep Track

View SL-8 DEB, 21162 on Celestrak

View SL-8 DEB, 21162 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, 21162

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2026-03-11T21:10:04.238Z)

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, 21162 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 8 hours ago