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

Orbit data source: Space-Track

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

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/4790?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/4790?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

4790, 1970-103C

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: 3 days ago

TLE from 3 days ago

0 SL-12 R/B(AUX MOTOR)
1 04790U 70103C   25302.77587805 -.00000163  00000-0 -69353-2 0  9990
2 04790  51.5957 318.7820 1788466 193.0219 161.7692  9.05046449815230

Epoch: 2025-10-29T18:37Z

TLE epoch observation values (Epoch: 2025-10-29T18:37:15.863Z)

Latitude

-0.00001°

Longitude

1.12173°

Altitude

5,025.087 km

Speed

5.38 km/s

True Right ascension

21h 15m 07s

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

17:54:32

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

5,088.311 km

Perigee altitude

1,609.088 km

Semi-major axis

9,726.836 km

Eccentricity

0.17885

Inclination

51.5957°

RAAN

318.782°

Arg. of periapsis

193.0219°

True anomaly

167.04508°

Mean anomaly

161.7692°

Eccentric anomaly

164.50651°

Mean motion

2.26249 °/min

Orbital period

159.12 mins

BSTAR

-0.0069353

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

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

SL-12 DEB, 12854 (Decayed)

SL-12 PLAT, 6072 (Decayed)

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

COSMOS 382 DEB, 37784

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

COSMOS 382, 4786

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

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

Loading observer location...
Set Observer location

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.
34 mins	2025-11-01 23:29:13.435Z	143.52° SSE	2025-11-01 23:47:13.435Z	105.383° ESE	19.362°	2025-11-02 00:03:13.435Z	69.089° E
51 mins	2025-11-02 02:07:13.435Z	202.861° SW	2025-11-02 02:35:13.435Z	130.244° SE	42.597°	2025-11-02 02:58:13.435Z	53.762° ENE
46 mins	2025-11-02 05:01:13.435Z	252.363° W	2025-11-02 05:29:13.435Z	336.231° NNW	42.99°	2025-11-02 05:47:13.435Z	60.402° ENE
35 mins	2025-11-02 08:02:13.435Z	292.904° NW	2025-11-02 08:24:13.435Z	8.914° NNE	41.338°	2025-11-02 08:37:13.435Z	92.552° ESE
26 mins	2025-11-02 10:58:13.435Z	306.074° NW	2025-11-02 11:14:13.435Z	237.013° WSW	42.314°	2025-11-02 11:24:13.435Z	151.546° SSE

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in ascending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in ascending order

Check out SL-12 R/B(AUX MOTOR), 4790 on other resources

View SL-12 R/B(AUX MOTOR), 4790 on Heavens-Above

View SL-12 R/B(AUX MOTOR), 4790 on Keep Track

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

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

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2025-10-29T18:37:15.863Z)

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), 4790 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago