Key statistics
Satellite SL-12 R/B(2) at a glance.
Uptime
11141
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: 64.1852 deg
SMA: 25491.57 km
Apoapsis: 19173.1 km
Periapsis: 19053.77 km
RAAN: 310.5633 deg
Eccentricy: 0.00234058
Argument of periapsis: 235.0956 deg
Mean anomaly: 123.6178 deg
Mean motion: 2.13308367 rev/day
Mean motion (dot): -0.00000022 rev/day2
B* drag term: 0.0 1/REarth
Two-line elements (TLE)
Creation date: Sept. 3, 2025, 2:21 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 2, 2025, 7:37 p.m. UTC
TLE line 0: 0 SL-12 R/B(2)
TLE line 1: 1 23516U 95009F 25245.81737882 -.00000022 00000-0 00000-0 0 9997
TLE line 2: 2 23516 64.1852 310.5633 0023406 235.0956 123.6178 2.13308367237543
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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