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: 1 week ago

TLE from 1 week ago

0 SL-12 R/B(2)
1 37140U 10041D   26244.34939086  .00000053  00000-0  00000+0 0  9998
2 37140  63.9161 186.8719 0041625 194.6081 346.4948  2.13453877124678

Epoch: 2026-09-01T08:23Z

TLE epoch observation values (Epoch: 2026-09-01T08:23:07.370Z)

Latitude

-0.94869°

Longitude

-98.96544°

Altitude

18,999.412 km

Speed

3.971 km/s

True Right ascension

00h 29m 19s

True Declination

0° 56' 50"

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

14:36:09

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,207.558 km

Perigee altitude

18,995.44 km

Semi-major axis

25,479.636 km

Eccentricity

0.00416

Inclination

63.9161°

RAAN

186.8719°

Arg. of periapsis

194.6081°

True anomaly

346.38284°

Mean anomaly

346.4948°

Eccentric anomaly

346.43888°

Mean motion

0.53365 °/min

Orbital period

674.6 mins

BSTAR

Loading maneuver chart data...

Computing Atmospheric mass density...

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

SL-12 DEB, 42980

SL-12 DEB, 42979 (Decayed)

COSMOS 2466 (GLONASS), 37137

COSMOS 2465 (GLONASS), 37138

SL-12 DEB, 45496

SL-12 DEB, 42981

SL-12 DEB, 44559 (Decayed)

COSMOS 2464 (GLONASS), 37139

SL-12 DEB, 42978

SL-12 DEB, 45499 (Decayed)

SL-12 DEB, 37145 (Decayed)

SL-12 DEB, 44563 (Decayed)

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

SL-12 DEB, 37149 (Decayed)

SL-12 DEB, 44558

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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.
372 mins	2026-09-10 22:21:47.807Z	224.036° SW	2026-09-11 01:13:47.807Z	339.214° N	59.606°	2026-09-11 04:33:47.807Z	116.785° SE
105 mins	2026-09-11 20:31:47.807Z	199.346° SSW	2026-09-11 22:16:47.807Z	236.604° WSW	62.949°	2026-09-11 22:16:47.807Z	236.604° WSW

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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: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-09-01T08:23:07.370Z)

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: 1 week ago