Key statistics
Satellite SL-6 R/B(2) at a glance.
Uptime
18428
Days in orbit
Revolutions
≈ 2.7
Per day
Orbit
HEO
HEO
Inclination
64.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-6 R/B(2).
Object identification
Identified? True
Debris? False
Object name: SL-6 R/B(2)
International designator: 1975-063D
Object number (NORAD): 8018
Object ID (CCSDS): 8018
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 531.858 minutes
Inclination: 64.1378 deg
SMA: 21744.898 km
Apoapsis: 29565.103 km
Periapsis: 1168.423 km
RAAN: 340.4615 deg
Eccentricy: 0.6529504
Argument of periapsis: 302.1807 deg
Mean anomaly: 10.4931 deg
Mean motion: 2.70748899 rev/day
Mean motion (dot): -0.00000157 rev/day2
B* drag term: 0.0 1/REarth
Two-line elements (TLE)
Creation date: Dec. 19, 2025, 9:06 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 19, 2025, 4:52 a.m. UTC
TLE line 0: 0 SL-6 R/B(2)
TLE line 1: 1 8018U 75063D 25353.20315503 -.00000157 00000-0 00000+0 0 9998
TLE line 2: 2 8018 64.1378 340.4615 6529504 302.1807 10.4931 2.70748899376764
Live tracking on map
Real-time ground track for satellite SL-6 R/B(2).
Associated space launch
Government communications satellite.
SL-6 R/B(2) was lifted into orbit during the mission ‘Molniya-M | Molniya-2 13’, on board a Molniya-M space rocket.
The launch took place on July 8, 1975, 5:05 a.m. from 41/1.
For more information about the launch, click the button.
Molniya-M | Molniya-2 13
Agency: N/A
Status: Launch Successful
Launch date: July 8, 1975, 5:05 a.m. UTC
Rocket: Molniya-M
Launch pad: 41/1
Location: Plesetsk Cosmodrome, Russian Federation
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