Key statistics
Satellite SL-8 R/B at a glance.
Uptime
18843
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: 1973-098B
Object number (NORAD): 6966
Object ID (CCSDS): 6966
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 99.681 minutes
Inclination: 74.054 deg
SMA: 7121.471 km
Apoapsis: 757.31 km
Periapsis: 729.361 km
RAAN: 164.3439 deg
Eccentricy: 0.0019623
Argument of periapsis: 119.6105 deg
Mean anomaly: 240.701 deg
Mean motion: 14.44602024 rev/day
Mean motion (dot): 0.00000211 rev/day2
B* drag term: 0.000068384 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 9:53 a.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 06966U 73098B 25187.41238052 .00000211 00000-0 68384-4 0 9999
TLE line 2: 2 06966 74.0540 164.3439 0019623 119.6105 240.7010 14.44602024709527
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 8’, on board a Kosmos-3M space rocket.
The launch took place on Dec. 4, 1973, 3 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 8
Agency: N/A
Status: Launch Successful
Launch date: Dec. 4, 1973, 3 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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