SL-12 R/B(2), 37140

Orbit data source: Space-Track

SL-12 R/B(2), 37140 is space debris in MEO originally from a launch on Thu, 02 Sep 2010 UTC launched from the Tyuratam Missile And Space Complex (TTMTR). 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/37140?theme=dark&initialShowStats=false

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Identifier

37140, 2010-041D

Orbit

MEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

RKKE

Mission

Spacecraft

Bus & Motor

BLOK DM2, 11D58M

Mass

2,440 kg wet, 2,440 kg dry

Launch date (UTC)

2010-09-02 (16 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 3.5 m

Radar Cross Section

26.008 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 6 days ago

TLE from 6 days ago

0 SL-12 R/B(2)
1 37140U 10041D   26075.93168488  .00000008  00000-0  00000-0 0  9996
2 37140  63.9143 192.6561 0040999 193.5232 169.5357  2.13453808121081

Epoch: 2026-03-16T22:21Z

TLE epoch observation values (Epoch: 2026-03-16T22:21:37.573Z)

Latitude

2.84054°

Longitude

44.11766°

Altitude

19,204.804 km

Speed

3.939 km/s

True Right ascension

12h 56m 09s

True Declination

2° 50' 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

21:50:24

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,205.969 km

Perigee altitude

18,997.041 km

Semi-major axis

25,479.642 km

Eccentricity

0.0041

Inclination

63.9143°

RAAN

192.6561°

Arg. of periapsis

193.5232°

True anomaly

169.6206°

Mean anomaly

169.5357°

Eccentric anomaly

169.57819°

Mean motion

0.53365 °/min

Orbital period

674.6 mins

BSTAR

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Computing Atmospheric mass density...

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Other satellites on launch #41 in the year 2010 (2010-09-02 UTC)

SL-12 R/B(AUX MOTOR), 37143

SL-12 DEB, 44560

COSMOS 2466 (GLONASS), 37137

SL-12 DEB, 37147 (Decayed)

SL-12 R/B(1), 37142 (Decayed)

SL-12 DEB, 45498

SL-12 DEB, 45493 (Decayed)

SL-12 DEB, 42976

SL-12 DEB, 42975

SL-12 R/B(AUX MOTOR), 37144

SL-12 DEB, 45497 (Decayed)

SL-12 DEB, 45499 (Decayed)

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SL-12 R/B(2) 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.
168 mins	2026-03-22 16:50:03.582Z	7.971° NNE	2026-03-22 17:17:03.582Z	66.627° ENE	44.394°	2026-03-22 19:38:03.582Z	164.737° S
306 mins	2026-03-23 11:44:03.582Z	250.009° W	2026-03-23 15:11:03.582Z	32.788° NE	41.338°	2026-03-23 16:50:03.582Z	118.51° SE

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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-12 R/B(2), 37140 on other resources

View SL-12 R/B(2), 37140 on Heavens-Above

View SL-12 R/B(2), 37140 on Keep Track

View SL-12 R/B(2), 37140 on Celestrak

View SL-12 R/B(2), 37140 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-12 R/B(2), 37140

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 days ago

TLE from 6 days ago

TLE epoch observation values (Epoch: 2026-03-16T22:21:37.573Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #41 in the year 2010 (2010-09-02 UTC)

SL-12 R/B(2) Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-12 R/B(2), 37140 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 days ago