Key statistics
Satellite SL-12 R/B(AUX MOTOR) at a glance.
Uptime
14893
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
LEO
Low Earth Orbit
Inclination
66.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-12 R/B(AUX MOTOR).
Object identification
Identified? True
Debris? False
Object name: SL-12 R/B(AUX MOTOR)
International designator: 1984-106C
Object number (NORAD): 15335
Object ID (CCSDS): 15335
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 101.195 minutes
Inclination: 66.5509 deg
SMA: 7193.378 km
Apoapsis: 819.687 km
Periapsis: 810.799 km
RAAN: 166.7297 deg
Eccentricy: 0.0006178
Argument of periapsis: 119.8385 deg
Mean anomaly: 308.6829 deg
Mean motion: 14.22995281 rev/day
Mean motion (dot): -0.00000039 rev/day2
B* drag term: 0.000020756 1/REarth
Two-line elements (TLE)
Creation date: July 7, 2025, 6:34 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 2:08 a.m. UTC
TLE line 0: 0 SL-12 R/B(AUX MOTOR)
TLE line 1: 1 15335U 84106C 25188.08942380 -.00000039 00000-0 20756-4 0 9991
TLE line 2: 2 15335 66.5509 166.7297 0006178 119.8385 308.6829 14.22995281115045
Live tracking on map
Real-time ground track for satellite SL-12 R/B(AUX MOTOR).
In-orbit conjunctions
A list of the most updated potential collisions computed for object SL-12 R/B(AUX MOTOR).
Associated space launch
Second generation ELING satellite
SL-12 R/B(AUX MOTOR) was lifted into orbit during the mission ‘Proton | Tselina-2 1’, on board a Proton space rocket.
The launch took place on Sept. 28, 1984, 2 p.m. from 200/39 (200L).
For more information about the launch, click the button.

Proton | Tselina-2 1
Agency: N/A
Status: Launch Successful
Launch date: Sept. 28, 1984, 2 p.m. UTC
Rocket: Proton
Launch pad: 200/39 (200L)
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
Newsletter sign-up
Weekly statistics, charts and insights to help you stay on top of the space industry.