Key statistics
Satellite SL-8 R/B at a glance.
Uptime
14845
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: 1984-118B
Object number (NORAD): 15399
Object ID (CCSDS): 15399
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.62 minutes
Inclination: 82.9465 deg
SMA: 7354.782 km
Apoapsis: 1000.954 km
Periapsis: 952.339 km
RAAN: 342.057 deg
Eccentricy: 0.003305
Argument of periapsis: 207.0188 deg
Mean anomaly: 265.1124 deg
Mean motion: 13.76410771 rev/day
Mean motion (dot): 0.00000095 rev/day2
B* drag term: 0.000081271 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 10:25 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 15399U 84118B 25188.93435565 .00000095 00000-0 81271-4 0 9990
TLE line 2: 2 15399 82.9465 342.0570 0033050 207.0188 265.1124 13.76410771 40474
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 47’, on board a Kosmos-3M space rocket.
The launch took place on Nov. 15, 1984, 6:40 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Parus 47
Agency: N/A
Status: Launch Successful
Launch date: Nov. 15, 1984, 6:40 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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