SL-12 R/B(AUX MOTOR), 4789

Orbit data source: Space-Track

SL-12 R/B(AUX MOTOR), 4789 is space debris in LEO originally from a launch on Wed, 02 Dec 1970 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/4789?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

4789, 1970-103B

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

TsKBEM

Mission

Spacecraft

Bus & Motor

SOZ, Unknown motor

Mass

Wet unknown, ~60 kg dry

Launch date (UTC)

1970-12-02 (55 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 23 hours ago

TLE from 23 hours ago

0 SL-12 R/B(AUX MOTOR)
1 04789U 70103B   25305.56836120 -.00000042  00000-0 -49251-3 0  9997
2 04789  51.5865 147.1666 1800162 321.7639  46.7167  9.06809553819048

Epoch: 2025-11-01T13:38Z

TLE epoch observation values (Epoch: 2025-11-01T13:38:26.407Z)

Latitude

20.07946°

Longitude

-81.76868°

Altitude

2,337.676 km

Speed

7.104 km/s

True Right ascension

10h 55m 45s

True Declination

19° 59' 20"

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

08:54:01

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

5,084.808 km

Perigee altitude

1,587.371 km

Semi-major axis

9,714.226 km

Eccentricity

0.18002

Inclination

51.5865°

RAAN

147.1666°

Arg. of periapsis

321.7639°

True anomaly

64.17027°

Mean anomaly

46.7167°

Eccentric anomaly

55.18459°

Mean motion

2.26689 °/min

Orbital period

158.81 mins

BSTAR

-0.00049251

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Other satellites on launch #103 in the year 1970 (1970-12-02 UTC)

COSMOS 382 DEB, 37784

SL-12 R/B(2), 5316 (Decayed)

SL-12 R/B(AUX MOTOR), 4790

COSMOS 382, 4786

SL-12 R/B(1), 5326 (Decayed)

SL-12 PLAT, 6072 (Decayed)

SL-12 DEB, 12854 (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.
17 mins	2025-11-02 13:24:15.833Z	142.728° SSE	2025-11-02 13:31:15.833Z	105.469° ESE	18.862°	2025-11-02 13:41:15.833Z	67.265° ENE
34 mins	2025-11-02 16:04:15.833Z	220.865° SW	2025-11-02 16:16:15.833Z	117.726° SE	44.63°	2025-11-02 16:38:15.833Z	53.995° ENE
45 mins	2025-11-02 18:52:15.833Z	274.047° WNW	2025-11-02 19:08:15.833Z	351.383° N	41.439°	2025-11-02 19:37:15.833Z	75.7° E
53 mins	2025-11-02 21:43:15.833Z	301.595° NW	2025-11-02 22:06:15.833Z	35.771° NE	44.182°	2025-11-02 22:36:15.833Z	118.086° SE
52 mins	2025-11-03 00:34:15.833Z	305.673° NW	2025-11-03 00:59:15.833Z	237.174° WSW	39.898°	2025-11-03 01:26:15.833Z	167.539° S
18 mins	2025-11-03 03:36:15.833Z	279.259° WNW	2025-11-03 03:44:15.833Z	262.929° W	12.689°	2025-11-03 03:54:15.833Z	242.028° WSW

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), 4789 on other resources

View SL-12 R/B(AUX MOTOR), 4789 on Heavens-Above

View SL-12 R/B(AUX MOTOR), 4789 on Keep Track

View SL-12 R/B(AUX MOTOR), 4789 on Celestrak

View SL-12 R/B(AUX MOTOR), 4789 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), 4789

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 23 hours ago

TLE from 23 hours ago

TLE epoch observation values (Epoch: 2025-11-01T13:38:26.407Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #103 in the year 1970 (1970-12-02 UTC)

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

Co-orbital & Co-planar RSOs

Check out SL-12 R/B(AUX MOTOR), 4789 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 23 hours ago