Key statistics
Satellite SL-12 R/B(2) at a glance.
Uptime
15326
Days in orbit
Revolutions
≈ 2.1
Per day
Orbit
MEO
Medium Earth Orbit
Inclination
66.3
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-12 R/B(2).
Object identification
Identified? True
Debris? False
Object name: SL-12 R/B(2)
International designator: 1983-127F
Object number (NORAD): 14595
Object ID (CCSDS): 14595
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 673.091 minutes
Inclination: 66.3488 deg
SMA: 25441.492 km
Apoapsis: 19236.486 km
Periapsis: 18890.228 km
RAAN: 330.1787 deg
Eccentricy: 0.00680499
Argument of periapsis: 189.4805 deg
Mean anomaly: 165.1992 deg
Mean motion: 2.13938474 rev/day
Mean motion (dot): -0.00000051 rev/day2
B* drag term: 0.0 1/REarth
Two-line elements (TLE)
Creation date: Dec. 11, 2025, 10:54 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 11, 2025, 4:52 a.m. UTC
TLE line 0: 0 SL-12 R/B(2)
TLE line 1: 1 14595U 83127F 25345.20322516 -.00000051 00000-0 00000-0 0 9992
TLE line 2: 2 14595 66.3488 330.1787 0068050 189.4805 165.1992 2.13938474267362
Live tracking on map
Real-time ground track for satellite SL-12 R/B(2).
In-orbit conjunctions
A list of the most updated potential collisions computed for object SL-12 R/B(2).
Associated space launch
GLONASS navigation satellites
SL-12 R/B(2) was lifted into orbit during the mission ‘Proton | Uragan 4 & 5’, on board a Proton space rocket.
The launch took place on Dec. 29, 1983, 12:52 a.m. from 200/40.
For more information about the launch, click the button.
Proton | Uragan 4 & 5
Agency: N/A
Status: Launch Successful
Launch date: Dec. 29, 1983, 12:52 a.m. UTC
Rocket: Proton
Launch pad: 200/40
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
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