Key statistics
Satellite SL-3 DEB at a glance.
Uptime
16997
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
LEO
Low Earth Orbit
Inclination
81.2
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-3 DEB.
Object identification
Identified? True
Debris? True
Object name: SL-3 DEB
International designator: 1978-121C
Object number (NORAD): 19643
Object ID (CCSDS): 19643
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 101.705 minutes
Inclination: 81.2395 deg
SMA: 7217.547 km
Apoapsis: 886.847 km
Periapsis: 791.977 km
RAAN: 158.7315 deg
Eccentricy: 0.0065722
Argument of periapsis: 105.928 deg
Mean anomaly: 15.2471 deg
Mean motion: 14.15853462 rev/day
Mean motion (dot): 0.00000188 rev/day2
B* drag term: 0.000086773 1/REarth
Two-line elements (TLE)
Creation date: July 5, 2025, 5:45 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 5, 2025, 8:23 a.m. UTC
TLE line 0: 0 SL-3 DEB
TLE line 1: 1 19643U 78121C 25186.34945785 .00000188 00000-0 86773-4 0 9991
TLE line 2: 2 19643 81.2395 158.7315 0065722 105.9280 15.2471 14.15853462894448
Live tracking on map
Real-time ground track for satellite SL-3 DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object SL-3 DEB.
Associated space launch
Astrophysics (not confirmed) satellite
SL-3 DEB was lifted into orbit during the mission ‘Vostok 8A92M | Astrofizika’, on board a Vostok 8A92M space rocket.
The launch took place on Dec. 23, 1978, 8:39 a.m. from 43/3 (43L).
For more information about the launch, click the button.
Vostok 8A92M | Astrofizika
Agency: N/A
Status: Launch Successful
Launch date: Dec. 23, 1978, 8:39 a.m. UTC
Rocket: Vostok 8A92M
Launch pad: 43/3 (43L)
Location: Plesetsk Cosmodrome, Russian Federation
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