Key statistics
Satellite SL-8 R/B at a glance.
Uptime
17996
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: 1976-051B
Object number (NORAD): 8874
Object ID (CCSDS): 8874
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.708 minutes
Inclination: 82.958 deg
SMA: 7358.898 km
Apoapsis: 998.403 km
Periapsis: 963.123 km
RAAN: 302.6226 deg
Eccentricy: 0.00239708
Argument of periapsis: 184.6757 deg
Mean anomaly: 175.4179 deg
Mean motion: 13.75256098 rev/day
Mean motion (dot): 0.00000059 rev/day2
B* drag term: 0.000045720539 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 6:18 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 8, 2025, 1:53 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 08874U 76051B 25251.57896502 .00000059 00000-0 45721-4 0 9990
TLE line 2: 2 08874 82.9580 302.6226 0023971 184.6757 175.4179 13.75256098471239
Live tracking on map
Real-time ground track for satellite SL-8 R/B.
Associated space launch
The first soviet navigation system called Tsiklon consisted of Zaliv satellites in low earth orbit.
SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Zaliv 21’, on board a Kosmos-3M space rocket.
The launch took place on June 2, 1976, 10:30 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Zaliv 21
Agency: N/A
Status: Launch Successful
Launch date: June 2, 1976, 10:30 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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