Mitsubishi Heavy IndustriesH-IIB 304Yoshinobu Launch Complex LP-2, Tanegashima Space Center, Japan
Kounotori 8 (HTV-8)
Launched
September 24, 2019
Image: JAXA
Summary
Kounotori 8 (HTV-8) launched on a Mitsubishi Heavy Industries H-IIB 304 from Yoshinobu Launch Complex LP-2, Tanegashima Space Center, Japan on September 24, 2019. It was Mitsubishi Heavy Industries's 40th launch, 1st this year and humanity's 5,887th orbital launch attempt. It was the 8th H-IIB 304 flight and the 1st this year. The payload was bound for low Earth orbit (LEO). Kounotori 8 gouki, one of 4 catalogued objects, reached a 174 × 323 km orbit inclined 51.7°. The spacecraft was Kounotori 8 (HTV-8). 4 objects from this launch are catalogued, all of them payloads.
- Booster
- No booster details on record.
- Mission
- Resupply · Low Earth Orbit (LEO)
- Milestone
- 8th H-IIB 304 flight · 1st this yearMitsubishi Heavy Industries's 40th launch1st this yearhumanity's 5,887th orbital launch attempt67th orbital launch attempt this year
Spacecraft
Kounotori 8 (HTV-8)
Kounotori 8 is the eighth HTV spacecraft. It is scheduled to launch in September 2019 on a resupply mission to the ISS.
- Destination: International Space Station
- Mission length: 38 days
- Docked September 28, 2019 at Harmony nadir
The Kounotori spacecraft burned up as planned upon entering Earth's atmosphere.
Flight preview
Orbit: as tracked
Kounotori 8 gouki · NORAD 44546 · 2019-062 · Space-Track · tracking 1 of 4 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2019-062A
- Epoch
- 2019-09-24 18:55:34 UTC
- Mean motion
- 16.11921343 rev/day
- Eccentricity
- 0.0112448
- Inclination
- 51.6651°
- Ascending node
- 227.9223°
- Arg. of perigee
- 320.7677°
- Mean anomaly
- 121.0962°
- Element set
- 999
- Rev at epoch
- 1
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
4 catalogued: 4 payloads
- Kounotori 8 gouki · NORAD 44546
- RWASAT-1 · NORAD 44790 · re-entered April 27, 2022
- AQT-D · NORAD 44791 · re-entered April 22, 2022
- NARSScube-1 · NORAD 44792 · re-entered December 20, 2021
Data from J. McDowell, planet4589.org
About this launch
Uncrewed cargo resupply mission to International Space Station.
Pad

Yoshinobu Launch Complex LP-2, Tanegashima Space Center, Japan
8th launch from Yoshinobu Launch Complex LP-2, 1st this year · 79th from Tanegashima Space Center, Japan
18 launches from this pad · 99 from Tanegashima Space Center, Japan
366 days after the previous launch from this pad
All launches from Tanegashima Space Center, JapanOpen in maps
Questions
When did Kounotori 8 (HTV-8) launch?
Kounotori 8 (HTV-8) launched on September 24, 2019. The time is known to the hour, not the minute.
Where can I watch Kounotori 8 (HTV-8)?
Coverage: 【現地中継】H-IIBロケット8号機 こうのとり8号【再】打上げ / H-2B Rocket F8 HTV-8 reLaunch. Watch the replay
What rocket launched Kounotori 8 (HTV-8)?
H-IIB 304, flown by Mitsubishi Heavy Industries. H-IIB 304 spec sheet
Where did Kounotori 8 (HTV-8) launch from?
Yoshinobu Launch Complex LP-2, Tanegashima Space Center, Japan.
What orbit did Kounotori 8 (HTV-8) reach?
Kounotori 8 gouki, one of 4 catalogued objects, reached a 174 × 323 km orbit inclined 51.7°.
How many satellites did Kounotori 8 (HTV-8) launch?
4 payloads from this launch are catalogued (Data from J. McDowell, planet4589.org).
Which program is Kounotori 8 (HTV-8) part of?
International Space Station. About International Space Station
