Key statistics
Satellite SL-8 R/B at a glance.
Uptime
19427
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: 1972-043B
Object number (NORAD): 6061
Object ID (CCSDS): 6061
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 99.865 minutes
Inclination: 74.0555 deg
SMA: 7130.195 km
Apoapsis: 765.513 km
Periapsis: 738.608 km
RAAN: 42.3991 deg
Eccentricy: 0.00188673
Argument of periapsis: 143.3464 deg
Mean anomaly: 216.8987 deg
Mean motion: 14.41951398 rev/day
Mean motion (dot): 0.00000493 rev/day2
B* drag term: 0.00015798767 1/REarth
Two-line elements (TLE)
Creation date: Aug. 31, 2025, 2:26 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 30, 2025, 9:17 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 06061U 72043B 25242.88706131 .00000493 00000-0 15799-3 0 9998
TLE line 2: 2 06061 74.0555 42.3991 0018867 143.3464 216.8987 14.41951398789633
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 soviet Zenit-4M (Rotor, 11F691) was an improved version of the Zenit-4 high resolution reconnaissance satellite and was part of the Vostok-based Zenit-family.
SL-8 R/B was lifted into orbit during the mission ‘Voskhod | Zenit-4M 37’, on board a Voskhod space rocket.
The launch took place on June 23, 1972, 11:19 a.m. from 43/3 (43L).
For more information about the launch, click the button.
Voskhod | Zenit-4M 37
Agency: N/A
Status: Launch Successful
Launch date: June 23, 1972, 11:19 a.m. UTC
Rocket: Voskhod
Launch pad: 43/3 (43L)
Location: Plesetsk Cosmodrome, Russian Federation
...
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