SL-8 DEB, 22840

Orbit data source: Space-Track

SL-8 DEB, 22840 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/22840?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

22840, 1991-009CK

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: 4 days ago

TLE from 4 days ago

0 SL-8 DEB
1 22840U 91009CK  26169.35456897  .00000289  00000-0  21649-2 0  9999
2 22840  73.9544 303.2548 0172700 132.7324 256.5267 12.39961605529803

Epoch: 2026-06-18T08:30Z

TLE epoch observation values (Epoch: 2026-06-18T08:30:34.759Z)

Latitude

26.23292°

Longitude

-82.8813°

Altitude

1,543.395 km

Speed

7.082 km/s

True Right ascension

20h 45m 27s

True Declination

26° 06' 37"

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

04:00:00

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,640.753 km

Perigee altitude

1,368.482 km

Semi-major axis

7,882.755 km

Eccentricity

0.01727

Inclination

73.9544°

RAAN

303.2548°

Arg. of periapsis

132.7324°

True anomaly

254.61216°

Mean anomaly

256.5267°

Eccentric anomaly

255.56842°

Mean motion

3.10117 °/min

Orbital period

116.09 mins

BSTAR

0.0021649

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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.
8 mins	2026-06-22 17:30:55.474Z	17.854° NNE	2026-06-22 17:34:55.474Z	49.613° ENE	15.186°	2026-06-22 17:38:55.474Z	80.015° E
14 mins	2026-06-22 19:27:55.474Z	345.563° N	2026-06-22 19:34:55.474Z	86.34° E	43.824°	2026-06-22 19:41:55.474Z	153.882° SSE
9 mins	2026-06-22 21:27:55.474Z	304.075° NW	2026-06-22 21:31:55.474Z	270.716° WNW	19.283°	2026-06-22 21:36:55.474Z	229.442° WSW
14 mins	2026-06-23 08:29:55.474Z	161.719° S	2026-06-23 08:36:55.474Z	100.134° ESE	33.79°	2026-06-23 08:43:55.474Z	35.522° NE
14 mins	2026-06-23 10:28:55.474Z	233.332° WSW	2026-06-23 10:35:55.474Z	305.687° NW	34.632°	2026-06-23 10:42:55.474Z	6.374° 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, 22840 on other resources

View SL-8 DEB, 22840 on Heavens-Above

View SL-8 DEB, 22840 on Keep Track

View SL-8 DEB, 22840 on Celestrak

View SL-8 DEB, 22840 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, 22840

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 4 days ago

TLE from 4 days ago

TLE epoch observation values (Epoch: 2026-06-18T08:30:34.759Z)

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, 22840 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 4 days ago