Key statistics
Satellite SL-16 R/B at a glance.
Uptime
7757
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: 101.798 minutes
Inclination: 70.9991 deg
SMA: 7221.937 km
Apoapsis: 848.939 km
Periapsis: 838.664 km
RAAN: 263.8521 deg
Eccentricy: 0.00071132
Argument of periapsis: 306.3995 deg
Mean anomaly: 53.647 deg
Mean motion: 14.14562881 rev/day
Mean motion (dot): -0.00000107 rev/day2
B* drag term: -0.000030755069 1/REarth
Two-line elements (TLE)
Creation date: Sept. 4, 2025, 10:13 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 4, 2025, 4:44 a.m. UTC
TLE line 0: 0 SL-16 R/B
TLE line 1: 1 28353U 04021B 25247.19781530 -.00000107 00000-0 -30755-4 0 9996
TLE line 2: 2 28353 70.9991 263.8521 0007113 306.3995 53.6470 14.14562881 96462
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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