Key statistics
Satellite SL-8 R/B at a glance.
Uptime
17266
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: 1978-034B
Object number (NORAD): 10777
Object ID (CCSDS): 10777
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.522 minutes
Inclination: 82.9415 deg
SMA: 7350.197 km
Apoapsis: 990.331 km
Periapsis: 953.793 km
RAAN: 201.585 deg
Eccentricy: 0.0024855
Argument of periapsis: 232.8426 deg
Mean anomaly: 300.6512 deg
Mean motion: 13.7769881 rev/day
Mean motion (dot): -0.00000021 rev/day2
B* drag term: -0.000035687 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 7:05 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 10777U 78034B 25188.79528736 -.00000021 00000-0 -35687-4 0 9993
TLE line 2: 2 10777 82.9415 201.5850 0024855 232.8426 300.6512 13.77698810375478
Live tracking on map
Real-time ground track for satellite SL-8 R/B.
Associated space launch
Civilian navigation satellite equivalent to the purely military Parus
SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Tsikada 4’, on board a Kosmos-3M space rocket.
The launch took place on March 31, 1978, 2:01 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Tsikada 4
Agency: N/A
Status: Launch Successful
Launch date: March 31, 1978, 2:01 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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