SL-8 DEB, 18131

Orbit data source: Space-Track

SL-8 DEB, 18131 is space debris in LEO originally from a launch on Tue, 23 Jun 1987 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/18131?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

18131, 1987-054C

Orbit

LEO

Last TLE update

19 hours ago

Origin

Russian Space Forces (CIS)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1987-06-23 (38 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history

TLE from 19 hours ago

0 SL-8 DEB
1 18131U 87054C   25214.37974561  .00000226  00000-0  21874-3 0  9999
2 18131  82.9182 188.5884 0032146 112.2829  39.8578 13.75195570909314

Epoch: 2025-08-02T09:06Z

TLE epoch observation values (Epoch: 2025-08-02T09:06:50.02Z)

Latitude

27.43319°

Longitude

-83.01495°

Altitude

966.198 km

Speed

7.38 km/s

True Right ascension

00h 19m 38s

True Declination

27° 17' 49"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

18.2557°

Longitude

-82.26956°

Altitude

968.577 km

Speed

7.376 km/s

Apparent Right ascension

02h 38m 30s

Apparent Declination

-11° 30' 33"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

18:09:32

Azimuth

73.742° E

Elevation

-35.652°

Doppler factor

Orbital elements

Apogee altitude

1,001.774 km

Perigee altitude

954.479 km

Semi-major axis

7,356.263 km

Eccentricity

0.00321

Inclination

82.9182°

RAAN

188.5884°

Arg. of periapsis

112.2829°

True anomaly

40.09461°

Mean anomaly

39.8578°

Eccentric anomaly

39.97613°

Mean motion

3.43999 °/min

Orbital period

104.65 mins

BSTAR

0.00021874

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Other satellites on launch #54 in the year 1987 (1987-06-23 UTC)

COSMOS 1861, 18129

SL-8 R/B, 18130

SL-8 DEB, 18276

SL-8 DEB Visibility forecast

Observer location: undefined°, undefined°

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.
11 mins	2025-08-03 09:23:59.155Z	10.202° NNE	2025-08-03 09:28:59.155Z	65.463° ENE	30.242°	2025-08-03 09:34:59.155Z	141.192° SSE
9 mins	2025-08-03 11:10:59.155Z	323.958° NNW	2025-08-03 11:14:59.155Z	269.881° W	27.436°	2025-08-03 11:19:59.155Z	213.754° SW
10 mins	2025-08-03 22:54:59.155Z	182.341° SSW	2025-08-03 22:58:59.155Z	155.854° SSE	44.549°	2025-08-03 23:04:59.155Z	8.426° NNE
4 mins	2025-08-04 00:43:59.155Z	276.906° WNW	2025-08-04 00:45:59.155Z	297.69° NW	13.288°	2025-08-04 00:47:59.155Z	317.703° NNW

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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Authenticating...

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Check out SL-8 DEB, 18131 on other resources

View SL-8 DEB, 18131 on Heavens-Above

View SL-8 DEB, 18131 on Keep Track

View SL-8 DEB, 18131 on Celestrak

View SL-8 DEB, 18131 on Gunter's Space Page

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