Key statistics
Satellite SL-8 R/B at a glance.
Uptime
17242
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: 99.815 minutes
Inclination: 74.0767 deg
SMA: 7127.829 km
Apoapsis: 768.044 km
Periapsis: 731.343 km
RAAN: 77.7399 deg
Eccentricy: 0.00257448
Argument of periapsis: 286.694 deg
Mean anomaly: 73.1391 deg
Mean motion: 14.42669568 rev/day
Mean motion (dot): 0.00000618 rev/day2
B* drag term: 0.00019289979 1/REarth
Two-line elements (TLE)
Creation date: Sept. 3, 2025, 2:21 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 2, 2025, 9:25 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 10962U 78063B 25245.89249768 .00000618 00000-0 19290-3 0 9992
TLE line 2: 2 10962 74.0767 77.7399 0025745 286.6940 73.1391 14.42669568477891
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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