RECORD OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry number
Certificate pending
HORYU 4
HORYU 4 (NORAD 41340) re-entered Earth’s atmosphere on 2 July 2026, after 10 years, 4 months in orbit.
Official date
NORAD number
41340
International designator
2016-012D
Object type
Spacecraft
Country
Japan
Launched
17 Feb 2016Tanegashima
Re-entered (UTC)
2 Jul 2026UTC calendar day
Time in orbit
10 years, 4 months3,788 days
How it ended
Re-entered (natural decay)
Latitude range
31.0°N to 31.0°SFinal inclination 31.0°
Mass
10 kg
Operator
Kyutech
Built by
Kyutech
Bus
HORYU
Programme
Kyutech
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 31.0°, allowed a re-entry anywhere between 31.0°N and 31.0°S.
Life in orbit
10 years, 4 monthsHORYU 4’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 2 Jul 2026
10 entriesFrom the same launch
2016-012
Recorded in the Orbital Register™. The certificate and its permanent entry number follow once the record is complete.
orbitalradar.com/register/norad/41340
© 2026 Orbital Radar.
orbitalradar.com/register/norad/41340
© 2026 Orbital Radar.