Key statistics
Satellite SL-8 R/B at a glance.
Uptime
16019
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-8 R/B.
Object identification
Identified? True
Debris? False
Object name: SL-8 R/B
International designator: 1981-084B
Object number (NORAD): 12792
Object ID (CCSDS): 12792
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.081 minutes
Inclination: 74.0297 deg
SMA: 7140.51 km
Apoapsis: 772.491 km
Periapsis: 752.259 km
RAAN: 17.7301 deg
Eccentricy: 0.0014167
Argument of periapsis: 306.6115 deg
Mean anomaly: 53.3735 deg
Mean motion: 14.38828174 rev/day
Mean motion (dot): 0.00000107 rev/day2
B* drag term: 0.00004354 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 3:08 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 12792U 81084B 25187.63120158 .00000107 00000-0 43540-4 0 9999
TLE line 2: 2 12792 74.0297 17.7301 0014167 306.6115 53.3735 14.38828174297484
Live tracking on map
Real-time ground track for satellite SL-8 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object SL-8 R/B.
Associated space launch
Military communications satellite
SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 25’, on board a Kosmos-3M space rocket.
The launch took place on Aug. 28, 1981, 4:18 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 25
Agency: N/A
Status: Launch Successful
Launch date: Aug. 28, 1981, 4:18 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
...
Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
Newsletter sign-up
Weekly statistics, charts and insights to help you stay on top of the space industry.