Key statistics
Satellite SL-12 R/B(AUX MOTOR) at a glance.
Uptime
13875
Days in orbit
Revolutions
≈ 4.4
Per day
Orbit
HEO
HEO
Inclination
65.1
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: 1987-079G
Object number (NORAD): 18374
Object ID (CCSDS): 18374
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 328.636 minutes
Inclination: 65.0821 deg
SMA: 15775.025 km
Apoapsis: 18404.463 km
Periapsis: 389.317 km
RAAN: 15.0458 deg
Eccentricy: 0.57100215
Argument of periapsis: 0.1639 deg
Mean anomaly: 359.9194 deg
Mean motion: 4.38175091 rev/day
Mean motion (dot): 0.00000559 rev/day2
B* drag term: 0.00050774914 1/REarth
Two-line elements (TLE)
Creation date: Sept. 11, 2025, 3:57 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 10, 2025, 2:43 p.m. UTC
TLE line 0: 0 SL-12 R/B(AUX MOTOR)
TLE line 1: 1 18374U 87079G 25253.61332596 .00000559 00000-0 50775-3 0 9992
TLE line 2: 2 18374 65.0821 15.0458 5710022 0.1639 359.9194 4.38175091593450
Live tracking on map
Real-time ground track for satellite SL-12 R/B(AUX MOTOR).
In-orbit conjunctions
There are no conjunctions computed for SL-12 R/B(AUX MOTOR), at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
GLONASS navigation satellites
SL-12 R/B(AUX MOTOR) was lifted into orbit during the mission ‘Proton | Uragan 20 to 22’, on board a Proton space rocket.
The launch took place on Sept. 16, 1987, 2:53 a.m. from 200/40.
For more information about the launch, click the button.
Proton | Uragan 20 to 22
Agency: N/A
Status: Launch Successful
Launch date: Sept. 16, 1987, 2:53 a.m. UTC
Rocket: Proton
Launch pad: 200/40
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
Latest news about this satellite
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