SL-8 R/B, 18130

Orbit data source: Space-Track

SL-8 R/B, 18130 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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https://www.satcat.com/sats-embedded/18130?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

18130, 1987-054B

Orbit

LEO

Last TLE update

11 hours ago

Origin

Russian Strategic Rocket Forces (CIS)

Manufacturer

Omsk Av. Zav.

Mission

Spacecraft

Bus & Motor

S3, Unknown motor

Mass

1,434 kg wet, 1,434 kg dry

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

Cyl, 3.3 m

Radar Cross Section

14.646 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 11 hours ago

0 SL-8 R/B
1 18130U 87054B   25214.19332307  .00000060  00000-0  45526-4 0  9991
2 18130  82.9264 138.8846 0016765 351.5756   8.5117 13.76923671914226

Epoch: 2025-08-02T04:38Z

TLE epoch observation values (Epoch: 2025-08-02T04:38:23.113Z)

Latitude

-0.00002°

Longitude

118.25529°

Altitude

965.527 km

Speed

7.375 km/s

True Right ascension

09h 15m 32s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-26.30637°

Longitude

-58.60164°

Altitude

994.576 km

Speed

7.348 km/s

Apparent Right ascension

19h 57m 18s

Apparent Declination

-35° 27' 06"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

05:51:44

Azimuth

270.178° WNW

Elevation

-64.89°

Doppler factor

Orbital elements

Apogee altitude

984.288 km

Perigee altitude

959.643 km

Semi-major axis

7,350.102 km

Eccentricity

0.00168

Inclination

82.9264°

RAAN

138.8846°

Arg. of periapsis

351.5756°

True anomaly

8.54019°

Mean anomaly

8.5117°

Eccentric anomaly

8.52594°

Mean motion

3.44432 °/min

Orbital period

104.52 mins

BSTAR

0.000045526

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

COSMOS 1861, 18129

SL-8 DEB, 18131

SL-8 DEB, 18276

SL-8 R/B 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.
9 mins	2025-08-02 18:42:11.542Z	139.912° SSE	2025-08-02 18:47:11.542Z	84.077° E	24.372°	2025-08-02 18:51:11.542Z	36.63° NE
9 mins	2025-08-02 20:28:11.542Z	221.324° SW	2025-08-02 20:32:11.542Z	283.56° WNW	34.043°	2025-08-02 20:37:11.542Z	350.174° N
7 mins	2025-08-03 05:40:11.542Z	37.082° NE	2025-08-03 05:43:11.542Z	74.239° E	20.855°	2025-08-03 05:47:11.542Z	117.263° SE
10 mins	2025-08-03 07:24:11.542Z	338.693° N	2025-08-03 07:28:11.542Z	284.57° WNW	38.562°	2025-08-03 07:34:11.542Z	194.579° SSW

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 R/B, 18130 on other resources

View SL-8 R/B, 18130 on Heavens-Above

View SL-8 R/B, 18130 on Keep Track

View SL-8 R/B, 18130 on Celestrak

View SL-8 R/B, 18130 on Gunter's Space Page

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