Key statistics
Satellite SL-16 R/B at a glance.
Uptime
7697
Days in orbit
Revolutions
≈ 14.1
Per day
Orbit
LEO
Low Earth Orbit
Inclination
71.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-16 R/B.
Object identification
Identified? True
Debris? False
Object name: SL-16 R/B
International designator: 2004-021B
Object number (NORAD): 28353
Object ID (CCSDS): 28353
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 101.799 minutes
Inclination: 71.0016 deg
SMA: 7221.959 km
Apoapsis: 846.482 km
Periapsis: 841.166 km
RAAN: 28.3499 deg
Eccentricy: 0.0003681
Argument of periapsis: 31.9644 deg
Mean anomaly: 328.1701 deg
Mean motion: 14.14556316 rev/day
Mean motion (dot): 0.00000166 rev/day2
B* drag term: 0.00011148 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 10:46 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 8:50 p.m. UTC
TLE line 0: 0 SL-16 R/B
TLE line 1: 1 28353U 04021B 25187.86825787 .00000166 00000-0 11148-3 0 9993
TLE line 2: 2 28353 71.0016 28.3499 0003681 31.9644 328.1701 14.14556316 88079
Live tracking on map
Real-time ground track for satellite SL-16 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object SL-16 R/B.
Associated space launch
Second generation ELING satellite
SL-16 R/B was lifted into orbit during the mission ‘Zenit-2 | Tselina-2 22’, on board a Zenit-2 space rocket.
The launch took place on June 10, 2004, 1:28 a.m. from 45/1.
For more information about the launch, click the button.
Zenit-2 | Tselina-2 22
Agency: N/A
Status: Launch Successful
Launch date: June 10, 2004, 1:28 a.m. UTC
Rocket: Zenit-2
Launch pad: 45/1
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
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