Key statistics
Satellite SL-8 R/B at a glance.
Uptime
15797
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: 1982-051B
Object number (NORAD): 13242
Object ID (CCSDS): 13242
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.195 minutes
Inclination: 74.0407 deg
SMA: 7145.887 km
Apoapsis: 784.351 km
Periapsis: 751.153 km
RAAN: 252.4883 deg
Eccentricy: 0.00232284
Argument of periapsis: 76.0087 deg
Mean anomaly: 284.3647 deg
Mean motion: 14.37204474 rev/day
Mean motion (dot): 0.00000414 rev/day2
B* drag term: 0.00014732881 1/REarth
Two-line elements (TLE)
Creation date: Aug. 31, 2025, 2:26 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 30, 2025, 5:37 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 13242U 82051B 25242.73432923 .00000414 00000-0 14733-3 0 9996
TLE line 2: 2 13242 74.0407 252.4883 0023228 76.0087 284.3647 14.37204474263532
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 28’, on board a Kosmos-3M space rocket.
The launch took place on June 1, 1982, 4:37 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 28
Agency: N/A
Status: Launch Successful
Launch date: June 1, 1982, 4:37 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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