Key statistics
Satellite SL-12 R/B(2) at a glance.
Uptime
11191
Days in orbit
Revolutions
≈ 2.1
Per day
Orbit
MEO
Medium Earth Orbit
Inclination
64.2
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: 1995-009F
Object number (NORAD): 23516
Object ID (CCSDS): 23516
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 675.079 minutes
Inclination: 64.1554 deg
SMA: 25491.567 km
Apoapsis: 19173.512 km
Periapsis: 19053.353 km
RAAN: 308.8653 deg
Eccentricy: 0.00235684
Argument of periapsis: 235.56 deg
Mean anomaly: 122.0228 deg
Mean motion: 2.133084 rev/day
Mean motion (dot): -0.00000033 rev/day2
B* drag term: 0.0 1/REarth
Two-line elements (TLE)
Creation date: Oct. 21, 2025, 3:26 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 20, 2025, 3:13 p.m. UTC
TLE line 0: 0 SL-12 R/B(2)
TLE line 1: 1 23516U 95009F 25293.63413565 -.00000033 00000-0 00000-0 0 9991
TLE line 2: 2 23516 64.1554 308.8653 0023568 235.5600 122.0228 2.13308400238564
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 63 to 65’, on board a Proton space rocket.
The launch took place on March 7, 1995, 9:23 a.m. from 200/39 (200L).
For more information about the launch, click the button.
Proton | Uragan 63 to 65
Agency: N/A
Status: Launch Successful
Launch date: March 7, 1995, 9:23 a.m. UTC
Rocket: Proton
Launch pad: 200/39 (200L)
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
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