Key statistics
Satellite SL-8 R/B at a glance.
Uptime
12241
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: 1992-020B
Object number (NORAD): 21938
Object ID (CCSDS): 21938
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.688 minutes
Inclination: 82.9273 deg
SMA: 7357.962 km
Apoapsis: 1000.79 km
Periapsis: 958.865 km
RAAN: 258.9729 deg
Eccentricy: 0.00284902
Argument of periapsis: 336.2629 deg
Mean anomaly: 86.8153 deg
Mean motion: 13.75518413 rev/day
Mean motion (dot): 0.00000008 rev/day2
B* drag term: -0.000007613673 1/REarth
Two-line elements (TLE)
Creation date: Oct. 19, 2025, 2:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 18, 2025, 11:52 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 21938U 92020B 25291.99492022 .00000008 00000-0 -76137-5 0 9990
TLE line 2: 2 21938 82.9273 258.9729 0028490 336.2629 86.8153 13.75518413681657
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
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 76’, on board a Kosmos-3M space rocket.
The launch took place on April 15, 1992, 7:17 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Parus 76
Agency: N/A
Status: Launch Successful
Launch date: April 15, 1992, 7:17 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
...
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