CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2019-0077
H-1 R/B(1)
H-1 R/B(1) (NORAD 20230) re-entered Earth’s atmosphere on 5 April 2019, after 29 years, 7 months in orbit.
Official date
NORAD number
20230
International designator
1989-070B
Object type
Rocket body
Country
Japan
Launched
5 Sep 1989Tanegashima
Re-entered (UTC)
5 Apr 2019UTC calendar day
Time in orbit
29 years, 7 months10,804 days
How it ended
Re-entered (natural decay)
Latitude range
28.0°N to 28.0°SFinal inclination 28.0°
Mass
2,118 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 28.0°, allowed a re-entry anywhere between 28.0°N and 28.0°S.
Life in orbit
29 years, 7 monthsH-1 R/B(1)’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 5 Apr 2019
4 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2019-0077
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2019-0077
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.