Key statistics
Satellite SL-8 R/B at a glance.
Uptime
17287
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: 1978-063B
Object number (NORAD): 10962
Object ID (CCSDS): 10962
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 99.811 minutes
Inclination: 74.0803 deg
SMA: 7127.661 km
Apoapsis: 767.282 km
Periapsis: 731.771 km
RAAN: 352.6409 deg
Eccentricy: 0.00249105
Argument of periapsis: 193.4762 deg
Mean anomaly: 166.5733 deg
Mean motion: 14.42720461 rev/day
Mean motion (dot): 0.0000049 rev/day2
B* drag term: 0.00015459146 1/REarth
Two-line elements (TLE)
Creation date: Oct. 19, 2025, 2:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 18, 2025, 8:48 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 10962U 78063B 25291.86690608 .00000490 00000-0 15459-3 0 9994
TLE line 2: 2 10962 74.0803 352.6409 0024910 193.4762 166.5733 14.42720461484524
Live tracking on map
Real-time ground track for satellite SL-8 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object 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 18’, on board a Kosmos-3M space rocket.
The launch took place on June 21, 1978, 9:27 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 18
Agency: N/A
Status: Launch Successful
Launch date: June 21, 1978, 9:27 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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