SL-12 R/B(AUX MOTOR), 15335

Orbit data source: Space-Track

SL-12 R/B(AUX MOTOR), 15335 is space debris in LEO originally from a launch on Fri, 28 Sep 1984 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/15335?theme=dark&initialShowStats=false

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Identifier

15335, 1984-106C

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

NPO Energiya

Mission

Spacecraft

Bus & Motor

SOZ, Unknown motor

Mass

110 kg wet, 56 kg dry

Launch date (UTC)

1984-09-28 (42 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: 8 hours ago

TLE from 8 hours ago

0 SL-12 R/B(AUX MOTOR)
1 15335U 84106C   26095.28542936  .00000195  00000-0  12401-3 0  9993
2 15335  66.5526 178.6216 0021712 274.6533 149.9728 14.23124651153775

Epoch: 2026-04-05T06:51Z

TLE epoch observation values (Epoch: 2026-04-05T06:51:01.096Z)

Latitude

56.19426°

Longitude

-77.61119°

Altitude

836.848 km

Speed

7.433 km/s

True Right ascension

14h 34m 56s

True Declination

56° 02' 13"

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

21:15:22

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

828.816 km

Perigee altitude

797.588 km

Semi-major axis

7,191.339 km

Eccentricity

0.00217

Inclination

66.5526°

RAAN

178.6216°

Arg. of periapsis

274.6533°

True anomaly

150.09701°

Mean anomaly

149.9728°

Eccentric anomaly

150.03493°

Mean motion

3.559 °/min

Orbital period

101.15 mins

BSTAR

0.00012401

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Other satellites on launch #106 in the year 1984 (1984-09-28 UTC)

SL-12 DEB, 22149 (Decayed)

SL-12 DEB, 22140 (Decayed)

SL-12 DEB, 22143 (Decayed)

SL-12 DEB, 22150 (Decayed)

SL-12 DEB, 22146 (Decayed)

COSMOS 1603, 15333

SL-12 DEB, 22147 (Decayed)

SL-12 DEB, 22158 (Decayed)

SL-12 DEB, 22153 (Decayed)

SL-12 DEB, 22152 (Decayed)

SL-12 DEB, 22154 (Decayed)

SL-12 DEB, 22142 (Decayed)

SL-12 DEB, 22145 (Decayed)

SL-12 R/B(AUX MOTOR), 15338

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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.
9 mins	2026-04-05 15:31:04.617Z	350.683° N	2026-04-05 15:35:04.617Z	44.953° NE	29.6°	2026-04-05 15:40:04.617Z	115.414° SE
8 mins	2026-04-05 17:16:04.617Z	302.482° NW	2026-04-05 17:19:04.617Z	255.582° W	29.731°	2026-04-05 17:24:04.617Z	186.674° SSW
8 mins	2026-04-06 06:17:04.617Z	167.782° S	2026-04-06 06:21:04.617Z	107.078° ESE	29.528°	2026-04-06 06:25:04.617Z	51.397° ENE
8 mins	2026-04-06 08:01:04.617Z	249.794° W	2026-04-06 08:05:04.617Z	312.542° NW	29.862°	2026-04-06 08:09:04.617Z	8.804° NNE
8 mins	2026-04-06 15:08:04.617Z	356.506° N	2026-04-06 15:12:04.617Z	54.84° ENE	26.563°	2026-04-06 15:16:04.617Z	107.2° ESE

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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), 15335 on other resources

View SL-12 R/B(AUX MOTOR), 15335 on Heavens-Above

View SL-12 R/B(AUX MOTOR), 15335 on Keep Track

View SL-12 R/B(AUX MOTOR), 15335 on Celestrak

View SL-12 R/B(AUX MOTOR), 15335 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), 15335

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2026-04-05T06:51:01.096Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #106 in the year 1984 (1984-09-28 UTC)

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

Co-orbital & Co-planar RSOs

Check out SL-12 R/B(AUX MOTOR), 15335 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 8 hours ago