Key statistics
Satellite SL-8 R/B at a glance.
Uptime
17668
Days in orbit
Revolutions
≈ 13.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
83.0
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: 1977-013B
Object number (NORAD): 9848
Object ID (CCSDS): 9848
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.672 minutes
Inclination: 82.9524 deg
SMA: 7357.212 km
Apoapsis: 990.421 km
Periapsis: 967.734 km
RAAN: 327.3959 deg
Eccentricy: 0.0015418
Argument of periapsis: 312.7579 deg
Mean anomaly: 161.2834 deg
Mean motion: 13.75728811 rev/day
Mean motion (dot): 0.00000091 rev/day2
B* drag term: 0.000079082 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 10:56 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 9:59 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 9848U 77013B 25187.91633083 .00000091 00000-0 79082-4 0 9993
TLE line 2: 2 9848 82.9524 327.3959 0015418 312.7579 161.2834 13.75728811427698
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 8’, on board a Kosmos-3M space rocket.
The launch took place on Feb. 21, 1977, 5:20 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Parus 8
Agency: N/A
Status: Launch Successful
Launch date: Feb. 21, 1977, 5:20 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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