Key statistics
Satellite SL-8 R/B at a glance.
Uptime
14326
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: 1986-030B
Object number (NORAD): 16682
Object ID (CCSDS): 16682
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.199 minutes
Inclination: 74.0234 deg
SMA: 7146.112 km
Apoapsis: 778.613 km
Periapsis: 757.341 km
RAAN: 222.0973 deg
Eccentricy: 0.0014884
Argument of periapsis: 211.8307 deg
Mean anomaly: 257.2641 deg
Mean motion: 14.37136552 rev/day
Mean motion (dot): 0.00000081 rev/day2
B* drag term: 0.000035971 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, 12:59 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 16682U 86030B 25187.54145264 .00000081 00000-0 35971-4 0 9992
TLE line 2: 2 16682 74.0234 222.0973 0014884 211.8307 257.2641 14.37136552 53098
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 38’, on board a Kosmos-3M space rocket.
The launch took place on April 17, 1986, 9:02 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 38
Agency: N/A
Status: Launch Successful
Launch date: April 17, 1986, 9:02 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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