CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1989-0385
M-3S2 R/B(1)
M-3S2 R/B(1) (NORAD 19823) re-entered Earth’s atmosphere on 4 April 1989, after 1 month in orbit.
Official date
NORAD number
19823
International designator
1989-016B
Object type
Rocket body
Country
Japan
Launched
21 Feb 1989Uchinoura
Re-entered (UTC)
4 Apr 1989UTC calendar day
Time in orbit
1 month42 days
How it ended
Re-entered (natural decay)
Latitude range
74.5°N to 74.5°SFinal inclination 74.5°
Mass
310 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 74.5°, allowed a re-entry anywhere between 74.5°N and 74.5°S.
Life in orbit
1 monthM-3S2 R/B(1)’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1989-016
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1989-0385
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1989-0385
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.