Key statistics
Satellite SL-8 R/B at a glance.
Uptime
19422
Days in orbit
Revolutions
≈ 13.8
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: 1972-035B
Object number (NORAD): 6020
Object ID (CCSDS): 6020
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.415 minutes
Inclination: 74.022 deg
SMA: 7345.155 km
Apoapsis: 981.809 km
Periapsis: 952.23 km
RAAN: 34.5681 deg
Eccentricy: 0.0020135
Argument of periapsis: 74.7327 deg
Mean anomaly: 25.3227 deg
Mean motion: 13.79117655 rev/day
Mean motion (dot): -0.00000009 rev/day2
B* drag term: 0.000013614 1/REarth
Two-line elements (TLE)
Creation date: July 9, 2025, 2:22 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 8, 2025, 9:36 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 06020U 72035B 25189.90044596 -.00000009 00000-0 13614-4 0 9996
TLE line 2: 2 06020 74.0220 34.5681 0020135 74.7327 25.3227 13.79117655674668
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 11’, on board a Kosmos-3M space rocket.
The launch took place on May 6, 1972, 11:24 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Zaliv 11
Agency: N/A
Status: Launch Successful
Launch date: May 6, 1972, 11:24 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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