SL-12 R/B(AUX MOTOR), 28919

Orbit data source: Space-Track

SL-12 R/B(AUX MOTOR), 28919 is space debris in HEO originally from a launch on Sun, 25 Dec 2005 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/28919?theme=dark&initialShowStats=false

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Identifier

28919, 2005-050E

Orbit

HEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

RKKE

Mission

Spacecraft

Bus & Motor

SOZ, Unknown motor

Mass

56 kg wet, 56 kg dry

Launch date (UTC)

2005-12-25 (20 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 0.6 m

Radar Cross Section

0.660 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 17 hours ago

TLE from 17 hours ago

0 SL-12 R/B(AUX MOTOR)
1 28919U 05050E   26043.50563905  .00000200  00000-0  63104-3 0  9996
2 28919  64.9303 107.4585 5751947 202.1651 117.0442  4.24320539311052

Epoch: 2026-02-12T12:08Z

TLE epoch observation values (Epoch: 2026-02-12T12:08:07.213Z)

Latitude

-0.00001°

Longitude

142.88526°

Altitude

16,706.711 km

Speed

3.131 km/s

True Right ascension

07h 09m 53s

True Declination

0° 00' 00"

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

07:16:44

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,006.792 km

Perigee altitude

467.78 km

Semi-major axis

16,115.423 km

Eccentricity

0.57519

Inclination

64.9303°

RAAN

107.4585°

Arg. of periapsis

202.1651°

True anomaly

157.89083°

Mean anomaly

117.0442°

Eccentric anomaly

138.76658°

Mean motion

1.06092 °/min

Orbital period

339.33 mins

BSTAR

0.00063104

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Other satellites on launch #50 in the year 2005 (2005-12-25 UTC)

SL-12 DEB, 43919

SL-12 R/B(2), 28918

COSMOS 2419 (GLONASS), 28915

COSMOS 2417 (GLONASS), 28917

SL-12 R/B(AUX MOTOR), 28920

COSMOS 2418 (GLONASS), 28916

SL-12 R/B(1), 28921 (Decayed)

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SL-12 R/B(AUX MOTOR) 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.
222 mins	2026-02-13 04:44:15.406Z	188.222° SSW	2026-02-13 07:14:15.406Z	288.631° WNW	43.963°	2026-02-13 08:26:15.406Z	40.407° NE
62 mins	2026-02-13 13:21:15.406Z	316.917° NNW	2026-02-13 14:16:15.406Z	53.914° ENE	42.715°	2026-02-13 14:23:15.406Z	125.292° SE
100 mins	2026-02-14 03:04:15.406Z	165.688° S	2026-02-14 04:44:15.406Z	161.956° S	41.709°	2026-02-14 04:44:15.406Z	161.956° 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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Check out SL-12 R/B(AUX MOTOR), 28919 on other resources

View SL-12 R/B(AUX MOTOR), 28919 on Heavens-Above

View SL-12 R/B(AUX MOTOR), 28919 on Keep Track

View SL-12 R/B(AUX MOTOR), 28919 on Celestrak

View SL-12 R/B(AUX MOTOR), 28919 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(AUX MOTOR), 28919

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 17 hours ago

TLE from 17 hours ago

TLE epoch observation values (Epoch: 2026-02-12T12:08:07.213Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #50 in the year 2005 (2005-12-25 UTC)

SL-12 R/B(AUX MOTOR) Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-12 R/B(AUX MOTOR), 28919 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 17 hours ago