Key statistics
Satellite SL-8 R/B at a glance.
Uptime
16751
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: 1979-060B
Object number (NORAD): 11427
Object ID (CCSDS): 11427
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.095 minutes
Inclination: 74.0142 deg
SMA: 7141.168 km
Apoapsis: 777.978 km
Periapsis: 748.088 km
RAAN: 116.7022 deg
Eccentricy: 0.0020928
Argument of periapsis: 285.3403 deg
Mean anomaly: 74.5438 deg
Mean motion: 14.38629196 rev/day
Mean motion (dot): 0.00000301 rev/day2
B* drag term: 0.00010685 1/REarth
Two-line elements (TLE)
Creation date: May 8, 2025, 3:01 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 7, 2025, 10:46 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 11427U 79060B 25127.94890380 .00000301 00000-0 10685-3 0 9992
TLE line 2: 2 11427 74.0142 116.7022 0020928 285.3403 74.5438 14.38629196401757
Live tracking on map
Real-time ground track for satellite 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 20’, on board a Kosmos-3M space rocket.
The launch took place on June 28, 1979, 8:09 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 20
Agency: N/A
Status: Launch Successful
Launch date: June 28, 1979, 8:09 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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