Key statistics
Satellite SL-8 R/B at a glance.
Uptime
16975
Days in orbit
Revolutions
≈ 13.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.9
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: 1979-003B
Object number (NORAD): 11239
Object ID (CCSDS): 11239
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.645 minutes
Inclination: 82.9374 deg
SMA: 7355.967 km
Apoapsis: 1008.802 km
Periapsis: 946.862 km
RAAN: 64.1016 deg
Eccentricy: 0.0042102
Argument of periapsis: 92.3207 deg
Mean anomaly: 316.5701 deg
Mean motion: 13.76078261 rev/day
Mean motion (dot): 0.00000038 rev/day2
B* drag term: 0.00002294 1/REarth
Two-line elements (TLE)
Creation date: July 7, 2025, 10:46 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 7:59 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 11239U 79003B 25188.83319141 .00000038 00000-0 22940-4 0 9991
TLE line 2: 2 11239 82.9374 64.1016 0042102 92.3207 316.5701 13.76078261332508
Live tracking on map
Real-time ground track for satellite SL-8 R/B.
Associated space launch
Navigation satellite providing location information for the Tsiklon-B navigation system
SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Parus 17’, on board a Kosmos-3M space rocket.
The launch took place on Jan. 16, 1979, 5:37 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Parus 17
Agency: N/A
Status: Launch Successful
Launch date: Jan. 16, 1979, 5:37 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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