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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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, 4.0 m

Radar Cross Section

26.008 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 SL-12 R/B(2)
1 37140U 10041D   26303.37295843  .00000032  00000-0  00000-0 0  9991
2 37140  63.9126 184.8468 0041587 194.0452 342.8147  2.13453818125937

Epoch: 2026-10-30T08:57Z

TLE epoch observation values (Epoch: 2026-10-30T08:57:03.608Z)

Latitude

2.97681°

Longitude

-169.56703°

Altitude

19,000.879 km

Speed

3.971 km/s

True Right ascension

00h 13m 34s

True Declination

2° 58' 19"

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

07:21:13

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,207.466 km

Perigee altitude

18,995.542 km

Semi-major axis

25,479.641 km

Eccentricity

0.00416

Inclination

63.9126°

RAAN

184.8468°

Arg. of periapsis

194.0452°

True anomaly

342.67319°

Mean anomaly

342.8147°

Eccentric anomaly

342.74402°

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 DEB, 42980

SL-12 DEB, 45498

SL-12 DEB, 44559 (Decayed)

SL-12 DEB, 44561

SL-12 DEB, 42976

SL-12 DEB, 44555 (Decayed)

SL-12 DEB, 44558

SL-12 DEB, 42981

SL-12 DEB, 42978

SL-12 DEB, 42977 (Decayed)

SL-12 DEB, 37149 (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.
126 mins	2026-11-01 12:19:35.966Z	84.374° E	2026-11-01 13:23:35.966Z	52.953° ENE	20.362°	2026-11-01 14:25:35.966Z	24.887° NE
300 mins	2026-11-02 00:24:35.966Z	305.376° NW	2026-11-02 03:06:35.966Z	263.699° W	87.794°	2026-11-02 05:24:35.966Z	179.162° S

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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: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-10-30T08:57:03.608Z)

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: 2 days ago