Key statistics
Satellite SL-8 R/B at a glance.
Uptime
13299
Days in orbit
Revolutions
≈ 13.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.9
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: 1989-042B
Object number (NORAD): 20046
Object ID (CCSDS): 20046
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.454 minutes
Inclination: 82.9386 deg
SMA: 7347.006 km
Apoapsis: 1000.395 km
Periapsis: 937.348 km
RAAN: 181.8293 deg
Eccentricy: 0.0042907
Argument of periapsis: 123.966 deg
Mean anomaly: 236.5587 deg
Mean motion: 13.78596385 rev/day
Mean motion (dot): 0.00000132 rev/day2
B* drag term: 0.00011435 1/REarth
Two-line elements (TLE)
Creation date: Nov. 2, 2025, 3:56 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Nov. 2, 2025, 9:48 a.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 20046U 89042B 25306.40872778 .00000132 00000-0 11435-3 0 9997
TLE line 2: 2 20046 82.9386 181.8293 0042907 123.9660 236.5587 13.78596385830597
Live tracking on map
Real-time ground track for satellite SL-8 R/B.
Associated space launch
Navigation satellite providing location information for the Tsiklon-B navigation system
SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Parus 66’, on board a Kosmos-3M space rocket.
The launch took place on June 7, 1989, 5:12 a.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Parus 66
Agency: N/A
Status: Launch Successful
Launch date: June 7, 1989, 5:12 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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