Key statistics
Satellite SL-12 R/B(AUX MOTOR) at a glance.
Uptime
14647
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: 101.041 minutes
Inclination: 66.5852 deg
SMA: 7186.079 km
Apoapsis: 828.01 km
Periapsis: 787.877 km
RAAN: 226.409 deg
Eccentricy: 0.0027924
Argument of periapsis: 208.8421 deg
Mean anomaly: 318.9917 deg
Mean motion: 14.25163925 rev/day
Mean motion (dot): 0.00000114 rev/day2
B* drag term: 0.00008462 1/REarth
Two-line elements (TLE)
Creation date: July 5, 2025, 5:45 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 5, 2025, 2:20 p.m. UTC
TLE line 0: 0 SL-12 R/B(AUX MOTOR)
TLE line 1: 1 15774U 85042F 25186.59727056 .00000114 00000-0 84620-4 0 9996
TLE line 2: 2 15774 66.5852 226.4090 0027924 208.8421 318.9917 14.25163925 83692
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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