Key statistics
Satellite SL-8 DEB at a glance.
Uptime
17484
Days in orbit
Revolutions
≈ 14.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-8 DEB.
Object identification
Identified? True
Debris? True
Object name: SL-8 DEB
International designator: 1977-119C
Object number (NORAD): 10524
Object ID (CCSDS): 10524
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 97.056 minutes
Inclination: 74.0222 deg
SMA: 6995.853 km
Apoapsis: 623.24 km
Periapsis: 612.197 km
RAAN: 145.4764 deg
Eccentricy: 0.00078924
Argument of periapsis: 190.6849 deg
Mean anomaly: 169.4163 deg
Mean motion: 14.83685078 rev/day
Mean motion (dot): 0.00006604 rev/day2
B* drag term: 0.00080228643 1/REarth
Two-line elements (TLE)
Creation date: Oct. 28, 2025, 7:11 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 27, 2025, 11:23 p.m. UTC
TLE line 0: 0 SL-8 DEB
TLE line 1: 1 10524U 77119C 25300.97468455 .00006604 00000-0 80229-3 0 9995
TLE line 2: 2 10524 74.0222 145.4764 0007892 190.6849 169.4163 14.83685078531880
Live tracking on map
Real-time ground track for satellite SL-8 DEB.
Associated space launch
Military communications satellite
SL-8 DEB was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 16’, on board a Kosmos-3M space rocket.
The launch took place on Dec. 16, 1977, 4:25 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 16
Agency: N/A
Status: Launch Successful
Launch date: Dec. 16, 1977, 4:25 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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