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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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Optional Secondary NORAD IDs

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ISO8601 Format

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 (15 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: 5 days ago

TLE from 5 days ago

0 SL-12 R/B(2)
1 37140U 10041D   26030.48796013  .00000058  00000-0  00000-0 0  9993
2 37140  63.9151 194.2168 0040614 192.8739 169.6412  2.13453908120116

Epoch: 2026-01-30T11:42Z

TLE epoch observation values (Epoch: 2026-01-30T11:42:39.755Z)

Latitude

2.35136°

Longitude

-110.02211°

Altitude

19,203.895 km

Speed

3.94 km/s

True Right ascension

13h 01m 28s

True Declination

2° 20' 51"

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

12:42:45

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,204.98 km

Perigee altitude

18,998.014 km

Semi-major axis

25,479.634 km

Eccentricity

0.00406

Inclination

63.9151°

RAAN

194.2168°

Arg. of periapsis

192.8739°

True anomaly

169.72447°

Mean anomaly

169.6412°

Eccentric anomaly

169.68288°

Mean motion

0.53365 °/min

Orbital period

674.6 mins

BSTAR

0

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

SL-12 DEB, 42978

SL-12 DEB, 44870

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

SL-12 DEB, 37146 (Decayed)

COSMOS 2466 (GLONASS), 37137

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

COSMOS 2464 (GLONASS), 37139

COSMOS 2465 (GLONASS), 37138

SL-12 DEB, 44557

SL-12 DEB, 44563 (Decayed)

SL-12 DEB, 42977 (Decayed)

SL-12 DEB, 44560

SL-12 DEB, 37145 (Decayed)

SL-12 DEB, 44556

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

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.
358 mins	2026-02-04 15:37:46.863Z	261.181° W	2026-02-04 19:04:46.863Z	46.108° ENE	42.38°	2026-02-04 21:35:46.863Z	148.741° SSE

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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.

Documentation

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