Key statistics
Satellite SL-8 R/B at a glance.
Uptime
16957
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: 1979-028B
Object number (NORAD): 11321
Object ID (CCSDS): 11321
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.592 minutes
Inclination: 82.9228 deg
SMA: 7353.47 km
Apoapsis: 990.217 km
Periapsis: 960.453 km
RAAN: 304.0949 deg
Eccentricy: 0.00202376
Argument of periapsis: 104.562 deg
Mean anomaly: 5.6964 deg
Mean motion: 13.76779099 rev/day
Mean motion (dot): 0.00000089 rev/day2
B* drag term: 0.000074889762 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 6:18 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 8, 2025, 2:27 p.m. UTC
TLE line 0: 0 SL-8 R/B
TLE line 1: 1 11321U 79028B 25251.60213875 .00000089 00000-0 74890-4 0 9990
TLE line 2: 2 11321 82.9228 304.0949 0020238 104.5620 5.6964 13.76779099331233
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 19’, on board a Kosmos-3M space rocket.
The launch took place on April 7, 1979, 6:20 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Parus 19
Agency: N/A
Status: Launch Successful
Launch date: April 7, 1979, 6:20 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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