Key statistics
Satellite SL-8 R/B at a glance.
Uptime
20417
Days in orbit
Revolutions
≈ 14.7
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: 1969-070B
Object number (NORAD): 4071
Object ID (CCSDS): 4071
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 98.222 minutes
Inclination: 74.0474 deg
SMA: 7051.766 km
Apoapsis: 683.267 km
Periapsis: 663.996 km
RAAN: 244.2545 deg
Eccentricy: 0.0013664
Argument of periapsis: 190.9362 deg
Mean anomaly: 169.1512 deg
Mean motion: 14.66074024 rev/day
Mean motion (dot): 0.0000039 rev/day2
B* drag term: 0.000076748 1/REarth
Two-line elements (TLE)
Creation date: July 5, 2025, 10:36 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 5, 2025, 3:17 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 4071U 69070B 25186.63721059 .00000390 00000-0 76748-4 0 9997
TLE line 2: 2 4071 74.0474 244.2545 0013664 190.9362 169.1512 14.66074024967984
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 3’, on board a Kosmos-3M space rocket.
The launch took place on Aug. 13, 1969, 10 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Zaliv 3
Agency: N/A
Status: Launch Successful
Launch date: Aug. 13, 1969, 10 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
...
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