Key statistics
Satellite SL-12 R/B(AUX MOTOR) at a glance.
Uptime
14704
Days in orbit
Revolutions
≈ 14.3
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: 1985-042F
Object number (NORAD): 15774
Object ID (CCSDS): 15774
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 101.039 minutes
Inclination: 66.5861 deg
SMA: 7185.99 km
Apoapsis: 824.251 km
Periapsis: 791.458 km
RAAN: 76.978 deg
Eccentricy: 0.00228173
Argument of periapsis: 170.6 deg
Mean anomaly: 293.0041 deg
Mean motion: 14.25190282 rev/day
Mean motion (dot): 0.00000327 rev/day2
B* drag term: 0.00017498614 1/REarth
Two-line elements (TLE)
Creation date: Sept. 1, 2025, 2:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 31, 2025, 10:03 p.m. UTC
TLE line 0: 0 SL-12 R/B(AUX MOTOR)
TLE line 1: 1 15774U 85042F 25243.91877461 .00000327 00000-0 17499-3 0 9997
TLE line 2: 2 15774 66.5861 76.9780 0022817 170.6000 293.0041 14.25190282 91866
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 2’, on board a Proton space rocket.
The launch took place on May 30, 1985, 2:59 p.m. from 200/40.
For more information about the launch, click the button.

Proton | Tselina-2 2
Agency: N/A
Status: Launch Successful
Launch date: May 30, 1985, 2:59 p.m. UTC
Rocket: Proton
Launch pad: 200/40
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
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