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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Iframe URL

https://www.satcat.com/sats-embedded/28919?theme=dark&initialShowStats=false

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ISO8601 Format

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: 13 hours ago

TLE from 13 hours ago

0 SL-12 R/B(AUX MOTOR)
1 28919U 05050E   25318.46236220  .00000704  00000-0  11509-2 0  9992
2 28919  64.9401 140.5540 5751157 205.9718 107.8058  4.24217994307233

Epoch: 2025-11-14T11:05Z

TLE epoch observation values (Epoch: 2025-11-14T11:05:48.094Z)

Latitude

0.00002°

Longitude

-79.7159°

Altitude

15,965.984 km

Speed

3.31 km/s

True Right ascension

09h 22m 09s

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

20:40:07

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,009.608 km

Perigee altitude

470.156 km

Semi-major axis

16,118.019 km

Eccentricity

0.57512

Inclination

64.9401°

RAAN

140.554°

Arg. of periapsis

205.9718°

True anomaly

154.08473°

Mean anomaly

107.8058°

Eccentric anomaly

132.21195°

Mean motion

1.06066 °/min

Orbital period

339.41 mins

BSTAR

0.0011509

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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(1), 28921 (Decayed)

SL-12 R/B(2), 28918

COSMOS 2417 (GLONASS), 28917

COSMOS 2419 (GLONASS), 28915

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

COSMOS 2418 (GLONASS), 28916

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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.
17 mins	2025-11-15 01:50:14.346Z	320.99° NNW	2025-11-15 02:01:14.346Z	297.106° NW	14.677°	2025-11-15 02:07:14.346Z	269.491° W
207 mins	2025-11-15 09:30:14.346Z	126.686° SE	2025-11-15 11:46:14.346Z	76.075° E	38.175°	2025-11-15 12:57:14.346Z	31.962° NE
236 mins	2025-11-15 15:03:14.346Z	226.197° WSW	2025-11-15 18:25:14.346Z	338.786° N	37.213°	2025-11-15 18:59:14.346Z	60.762° ENE

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(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: 13 hours ago

TLE from 13 hours ago

TLE epoch observation values (Epoch: 2025-11-14T11:05:48.094Z)

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: 13 hours ago