Key statistics
Satellite SL-16 DEB at a glance.
Uptime
14044
Days in orbit
Revolutions
≈ 13.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
71.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-16 DEB.
Object identification
Identified? True
Debris? True
Object name: SL-16 DEB
International designator: 1987-027F
Object number (NORAD): 18550
Object ID (CCSDS): 18550
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 104.41 minutes
Inclination: 71.0257 deg
SMA: 7344.937 km
Apoapsis: 1099.081 km
Periapsis: 834.524 km
RAAN: 26.0454 deg
Eccentricy: 0.0180095
Argument of periapsis: 138.8689 deg
Mean anomaly: 222.6154 deg
Mean motion: 13.79178963 rev/day
Mean motion (dot): 0.00000246 rev/day2
B* drag term: 0.00024917948 1/REarth
Two-line elements (TLE)
Creation date: Aug. 29, 2025, 2:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 28, 2025, 6:55 p.m. UTC
TLE line 0: 0 SL-16 DEB
TLE line 1: 1 18550U 87027F 25240.78881224 .00000246 00000-0 24918-3 0 9995
TLE line 2: 2 18550 71.0257 26.0454 0180095 138.8689 222.6154 13.79178963933663
Live tracking on map
Real-time ground track for satellite SL-16 DEB.
Associated space launch
Dynamic simulator of the Tselina-2 ELINT satellite
SL-16 DEB was lifted into orbit during the mission ‘Zenit-2 | GVM Tselina-2’, on board a Zenit-2 space rocket.
The launch took place on March 18, 1987, 8:30 a.m. from 45/1.
For more information about the launch, click the button.
Zenit-2 | GVM Tselina-2
Agency: N/A
Status: Launch Successful
Launch date: March 18, 1987, 8:30 a.m. UTC
Rocket: Zenit-2
Launch pad: 45/1
Location: Baikonur Cosmodrome, Republic of Kazakhstan
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