Key statistics
Satellite SL-8 R/B at a glance.
Uptime
16387
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.1
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: 1980-056B
Object number (NORAD): 11870
Object ID (CCSDS): 11870
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.126 minutes
Inclination: 74.0522 deg
SMA: 7142.65 km
Apoapsis: 776.579 km
Periapsis: 752.45 km
RAAN: 304.3754 deg
Eccentricy: 0.0016891
Argument of periapsis: 259.1482 deg
Mean anomaly: 100.7771 deg
Mean motion: 14.38181628 rev/day
Mean motion (dot): 0.00000309 rev/day2
B* drag term: 0.00011043 1/REarth
Two-line elements (TLE)
Creation date: May 12, 2025, 7:41 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 12, 2025, 1:41 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 11870U 80056B 25132.57028491 .00000309 00000-0 11043-3 0 9999
TLE line 2: 2 11870 74.0522 304.3754 0016891 259.1482 100.7771 14.38181628325602
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 23’, on board a Kosmos-3M space rocket.
The launch took place on July 1, 1980, 7:12 a.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 23
Agency: N/A
Status: Launch Successful
Launch date: July 1, 1980, 7:12 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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