CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2011-0076
SL-12 R/B(AUX MOTOR)
SL-12 R/B(AUX MOTOR) (NORAD 28478) re-entered Earth’s atmosphere on 20 March 2011, after 6 years, 4 months in orbit.
Official date
NORAD number
28478
International designator
2004-043H
Object type
Rocket body
Country
Russia
Launched
29 Oct 2004Baikonur Cosmodrome
Re-entered (UTC)
20 Mar 2011UTC calendar day
Time in orbit
6 years, 4 months2,333 days
How it ended
Re-entered (natural decay)
Latitude range
46.9°N to 46.9°SFinal inclination 46.9°
Mass
110 kg
Where it came down
Latitude band its orbit allowedExact position not recorded
No position was recorded for this re-entry. Its final orbit, inclined at 46.9°, allowed a re-entry anywhere between 46.9°N and 46.9°S.
Life in orbit
6 years, 4 monthsSL-12 R/B(AUX MOTOR)’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
2004-043
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2011-0076
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2011-0076
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.