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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ISO8601 Format

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

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 SL-12 R/B(AUX MOTOR)
1 15335U 84106C   26171.45851939 -.00000027  00000-0  25987-4 0  9992
2 15335  66.5533 340.4317 0020164 240.5128 148.5965 14.23146245164612

Epoch: 2026-06-20T11:00Z

TLE epoch observation values (Epoch: 2026-06-20T11:00:16.075Z)

Latitude

26.66659°

Longitude

-80.79503°

Altitude

829.54 km

Speed

7.435 km/s

True Right ascension

23h 31m 46s

True Declination

26° 31' 49"

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

23:21:07

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

827.63 km

Perigee altitude

798.629 km

Semi-major axis

7,191.266 km

Eccentricity

0.00202

Inclination

66.5533°

RAAN

340.4317°

Arg. of periapsis

240.5128°

True anomaly

148.71664°

Mean anomaly

148.5965°

Eccentric anomaly

148.6566°

Mean motion

3.55906 °/min

Orbital period

101.15 mins

BSTAR

0.000025987

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

SL-12 DEB, 22142 (Decayed)

SL-12 DEB, 22145 (Decayed)

SL-12 DEB, 22148 (Decayed)

SL-12 DEB, 22146 (Decayed)

SL-12 R/B(1), 15336 (Decayed)

SL-12 R/B(2), 15334

SL-12 DEB, 22149 (Decayed)

SL-12 DEB, 22159 (Decayed)

SL-12 PLAT, 15337 (Decayed)

SL-12 DEB, 22141 (Decayed)

SL-12 DEB, 22154 (Decayed)

SL-12 DEB, 22152 (Decayed)

COSMOS 1603, 15333

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	2026-06-22 13:37:48.583Z	248.77° W	2026-06-22 13:41:48.583Z	298.808° NW	27.73°	2026-06-22 13:46:48.583Z	9.508° NNE
8 mins	2026-06-22 20:45:48.583Z	357.915° N	2026-06-22 20:48:48.583Z	42.031° NE	28.062°	2026-06-22 20:53:48.583Z	112.632° SE
8 mins	2026-06-22 22:29:48.583Z	305.441° NW	2026-06-22 22:32:48.583Z	259.757° W	30.874°	2026-06-22 22:37:48.583Z	185.134° SSW
7 mins	2026-06-23 11:31:48.583Z	158.64° S	2026-06-23 11:34:48.583Z	110.678° ESE	28.148°	2026-06-23 11:38:48.583Z	53.858° 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), 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: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T11:00:16.075Z)

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: 2 days ago