Key statistics
Satellite SL-8 R/B at a glance.
Uptime
18560
Days in orbit
Revolutions
≈ 14.4
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: 1974-071B
Object number (NORAD): 7434
Object ID (CCSDS): 7434
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.139 minutes
Inclination: 74.044 deg
SMA: 7143.229 km
Apoapsis: 778.795 km
Periapsis: 751.392 km
RAAN: 215.0098 deg
Eccentricy: 0.0019181
Argument of periapsis: 121.0084 deg
Mean anomaly: 239.2957 deg
Mean motion: 14.38006748 rev/day
Mean motion (dot): 0.00000061 rev/day2
B* drag term: 0.000028674 1/REarth
Two-line elements (TLE)
Creation date: July 3, 2025, 5:26 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 3, 2025, 12:20 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 07434U 74071B 25184.51446333 .00000061 00000-0 28674-4 0 9994
TLE line 2: 2 07434 74.0440 215.0098 0019181 121.0084 239.2957 14.38006748658456
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 9’, on board a Kosmos-3M space rocket.
The launch took place on Sept. 11, 1974, 5:40 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 9
Agency: N/A
Status: Launch Successful
Launch date: Sept. 11, 1974, 5:40 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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