CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2009-0093
N-1 R/B(2)
N-1 R/B(2) (NORAD 11718) re-entered Earth’s atmosphere on 6 April 2009, after 29 years, 1 month in orbit.
Official date
NORAD number
11718
International designator
1980-018C
Object type
Rocket body
Country
Japan
Launched
22 Feb 1980Tanegashima
Re-entered (UTC)
6 Apr 2009UTC calendar day
Time in orbit
29 years, 1 month10,636 days
How it ended
Re-entered (natural decay)
Latitude range
24.3°N to 24.3°SFinal inclination 24.3°
Mass
669 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 24.3°, allowed a re-entry anywhere between 24.3°N and 24.3°S.
Life in orbit
29 years, 1 monthN-1 R/B(2)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 6 Apr 2009
1 entryFrom the same launch
1980-018
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2009-0093
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2009-0093
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.