Key statistics
Satellite SL-8 R/B at a glance.
Uptime
17445
Days in orbit
Revolutions
≈ 13.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.9
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: 1978-028B
Object number (NORAD): 10732
Object ID (CCSDS): 10732
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.682 minutes
Inclination: 82.9331 deg
SMA: 7357.7 km
Apoapsis: 993.393 km
Periapsis: 965.737 km
RAAN: 105.3351 deg
Eccentricy: 0.00187934
Argument of periapsis: 214.6338 deg
Mean anomaly: 257.9208 deg
Mean motion: 13.75591989 rev/day
Mean motion (dot): 0.00000079 rev/day2
B* drag term: 0.000066110199 1/REarth
Two-line elements (TLE)
Creation date: Dec. 18, 2025, 2:19 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 17, 2025, 7:16 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 10732U 78028B 25351.80346190 .00000079 00000-0 66110-4 0 9999
TLE line 2: 2 10732 82.9331 105.3351 0018793 214.6338 257.9208 13.75591989396349
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
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 25’, on board a Kosmos-3M space rocket.
The launch took place on March 15, 1978, 3:57 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Zaliv 25
Agency: N/A
Status: Launch Successful
Launch date: March 15, 1978, 3:57 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
...
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