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 (56 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: 5 days ago

TLE from 5 days ago

0 SL-12 R/B(AUX MOTOR)
1 04789U 70103B   26154.37900463  .00000113  00000-0  73547-2 0  9992
2 04789  51.5841 182.8204 1799168 204.3826 356.7964  9.06817046838432

Epoch: 2026-06-03T09:05Z

TLE epoch observation values (Epoch: 2026-06-03T09:05:46.000Z)

Latitude

-15.44465°

Longitude

-12.86735°

Altitude

1,596.012 km

Speed

7.68 km/s

True Right ascension

01h 01m 39s

True Declination

-15° 21' 57"

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

12:46:43

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

5,083.779 km

Perigee altitude

1,588.293 km

Semi-major axis

9,714.173 km

Eccentricity

0.17992

Inclination

51.5841°

RAAN

182.8204°

Arg. of periapsis

204.3826°

True anomaly

355.31586°

Mean anomaly

356.7964°

Eccentric anomaly

356.09423°

Mean motion

2.26691 °/min

Orbital period

158.81 mins

BSTAR

0.0073547

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

SL-12 DEB, 12854 (Decayed)

SL-12 PLAT, 6072 (Decayed)

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

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

COSMOS 382 DEB, 37784

COSMOS 382, 4786

SL-12 R/B(2), 5316 (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.
54 mins	2026-06-08 04:00:11.042Z	228.04° WSW	2026-06-08 04:31:11.042Z	328.993° NNW	44.977°	2026-06-08 04:54:11.042Z	55.156° ENE
45 mins	2026-06-08 07:00:11.042Z	275.001° WNW	2026-06-08 07:27:11.042Z	352.99° N	41.159°	2026-06-08 07:45:11.042Z	75.788° E
35 mins	2026-06-08 09:59:11.042Z	303.161° NW	2026-06-08 10:21:11.042Z	17.503° NNE	44.637°	2026-06-08 10:34:11.042Z	121.246° SE
22 mins	2026-06-08 12:55:11.042Z	299.623° NW	2026-06-08 13:08:11.042Z	244.673° WSW	28.579°	2026-06-08 13:17:11.042Z	188.566° SSW
48 mins	2026-06-09 01:04:11.042Z	174.889° S	2026-06-09 01:28:11.042Z	115.75° SE	33.864°	2026-06-09 01:52:11.042Z	56.011° ENE

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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), 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: 5 days ago

TLE from 5 days ago

TLE epoch observation values (Epoch: 2026-06-03T09:05:46.000Z)

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: 5 days ago