Key statistics
Satellite SL-12 R/B(AUX MOTOR) at a glance.
Uptime
13290
Days in orbit
Revolutions
≈ 4.5
Per day
Orbit
HEO
HEO
Inclination
64.9
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: 1989-039G
Object number (NORAD): 20081
Object ID (CCSDS): 20081
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 323.416 minutes
Inclination: 64.9026 deg
SMA: 15607.555 km
Apoapsis: 17892.15 km
Periapsis: 566.689 km
RAAN: 84.2242 deg
Eccentricy: 0.55503445
Argument of periapsis: 124.8891 deg
Mean anomaly: 300.4937 deg
Mean motion: 4.45246444 rev/day
Mean motion (dot): 0.00000227 rev/day2
B* drag term: 0.00074591171 1/REarth
Two-line elements (TLE)
Creation date: Oct. 19, 2025, 2:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 18, 2025, 6:59 p.m. UTC
TLE line 0: 0 SL-12 R/B(AUX MOTOR)
TLE line 1: 1 20081U 89039G 25291.79105407 .00000227 00000-0 74591-3 0 9992
TLE line 2: 2 20081 64.9026 84.2242 5550345 124.8891 300.4937 4.45246444574304
Live tracking on map
Real-time ground track for satellite SL-12 R/B(AUX MOTOR).
Associated space launch
GLONASS navigation satellites
SL-12 R/B(AUX MOTOR) was lifted into orbit during the mission ‘Proton | Uragan 34 & 35’, on board a Proton space rocket.
The launch took place on May 31, 1989, 8:31 a.m. from 200/40.
For more information about the launch, click the button.
Proton | Uragan 34 & 35
Agency: N/A
Status: Launch Successful
Launch date: May 31, 1989, 8:31 a.m. UTC
Rocket: Proton
Launch pad: 200/40
Location: Baikonur Cosmodrome, Republic of Kazakhstan
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