SL-12 R/B(AUX MOTOR), 19755

Orbit data source: Space-Track

SL-12 R/B(AUX MOTOR), 19755 is space debris in HEO originally from a launch on Tue, 10 Jan 1989 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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ISO8601 Format

Identifier

19755, 1989-001G

Orbit

HEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

NPO Energiya

Mission

Spacecraft

Bus & Motor

SOZ, Unknown motor

Mass

Wet unknown, ~60 kg dry

Launch date (UTC)

1989-01-10 (37 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)

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Last TLE update: 1 day ago

TLE from 1 day ago

0 SL-12 R/B(AUX MOTOR)
1 19755U 89001G   26073.29399406  .00000030  00000-0  36959-3 0  9993
2 19755  65.2842  42.7808 5540425  81.8602 334.4809  4.25601186577075

Epoch: 2026-03-14T07:03Z

TLE epoch observation values (Epoch: 2026-03-14T07:03:21.086Z)

Latitude

-0.0001°

Longitude

125.00458°

Altitude

3,954.393 km

Speed

7.238 km/s

True Right ascension

02h 51m 02s

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

16:01:50

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

18,615.683 km

Perigee altitude

794.242 km

Semi-major axis

16,083.1 km

Eccentricity

0.55404

Inclination

65.2842°

RAAN

42.7808°

Arg. of periapsis

81.8602°

True anomaly

278.25136°

Mean anomaly

334.4809°

Eccentric anomaly

310.25408°

Mean motion

1.06411 °/min

Orbital period

338.31 mins

BSTAR

0.00036959

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Other satellites on launch #1 in the year 1989 (1989-01-10 UTC)

SL-12 DEB, 26046 (Decayed)

SL-12 DEB, 26047 (Decayed)

SL-12 DEB, 36883 (Decayed)

SL-12 DEB, 36882

COSMOS 1989 (ETALON 1), 19751

SL-12 R/B(AUX MOTOR), 19856

SL-12 DEB, 19753

COSMOS 1988 (GLONASS), 19750

COSMOS 1987 (GLONASS), 19749

SL-12 DEB, 38556 (Decayed)

SL-12 R/B(2), 19754

SL-12 DEB, 25797 (Decayed)

SL-12 DEB, 25798

SL-12 DEB, 43334

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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.
18 mins	2026-03-15 11:54:58.694Z	271.756° WNW	2026-03-15 12:01:58.694Z	242.272° WSW	14.558°	2026-03-15 12:12:58.694Z	219.06° SW
19 mins	2026-03-15 22:30:58.694Z	187.081° SSW	2026-03-15 22:44:58.694Z	126.25° SE	35.586°	2026-03-15 22:49:58.694Z	52.736° ENE
32 mins	2026-03-16 10:23:58.694Z	292.79° NW	2026-03-16 10:29:58.694Z	241.201° WSW	30.81°	2026-03-16 10:55:58.694Z	185.958° SSW

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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), 19755 on other resources

View SL-12 R/B(AUX MOTOR), 19755 on Heavens-Above

View SL-12 R/B(AUX MOTOR), 19755 on Keep Track

View SL-12 R/B(AUX MOTOR), 19755 on Celestrak

View SL-12 R/B(AUX MOTOR), 19755 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), 19755

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-03-14T07:03:21.086Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #1 in the year 1989 (1989-01-10 UTC)

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

Co-orbital & Co-planar RSOs

Check out SL-12 R/B(AUX MOTOR), 19755 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago