Key statistics
Satellite SL-12 DEB at a glance.
Uptime
14649
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
66.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-12 DEB.
Object identification
Identified? True
Debris? True
Object name: SL-12 DEB
International designator: 1985-042J
Object number (NORAD): 18766
Object ID (CCSDS): 18766
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.854 minutes
Inclination: 66.5627 deg
SMA: 7129.704 km
Apoapsis: 776.907 km
Periapsis: 726.232 km
RAAN: 233.6978 deg
Eccentricy: 0.0035538
Argument of periapsis: 109.352 deg
Mean anomaly: 5.05 deg
Mean motion: 14.42100328 rev/day
Mean motion (dot): 0.00001632 rev/day2
B* drag term: 0.00051872 1/REarth
Two-line elements (TLE)
Creation date: July 7, 2025, 6:34 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 1:02 p.m. UTC
TLE line 0: 0 SL-12 DEB
TLE line 1: 1 18766U 85042J 25188.54356912 .00001632 00000-0 51872-3 0 9994
TLE line 2: 2 18766 66.5627 233.6978 0035538 109.3520 5.0500 14.42100328940136
Live tracking on map
Real-time ground track for satellite SL-12 DEB.
Associated space launch
Second generation ELING satellite
SL-12 DEB was lifted into orbit during the mission ‘Proton | Tselina-2 2’, on board a Proton space rocket.
The launch took place on May 30, 1985, 2:59 p.m. from 200/40.
For more information about the launch, click the button.

Proton | Tselina-2 2
Agency: N/A
Status: Launch Successful
Launch date: May 30, 1985, 2:59 p.m. UTC
Rocket: Proton
Launch pad: 200/40
Location: Baikonur Cosmodrome, Republic of Kazakhstan
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