H-IIA 204 | Inmarsat-6 F1
Operated by Mitsubishi Heavy Industries, the Communications mission H-IIA 204 | Inmarsat-6 F1 delivered its payload into GTO.
- Launch time
- Status
- SUCCESS
- Operator
- Mitsubishi Heavy Industries
- Mission type
- Communications
- Rocket
- H-IIA
- Launch site
- Tanegashima Space Center, Japan
- Launch pad
- Yoshinobu Launch Complex LP-1
- Payload
- —
- Target orbit
- GTO

Mission timeline
- 2021-12-22T15:32:00.000ZH-IIA clears the pad at Tanegashima Space Center, Japan and begins its ascent.
- H-IIA pushes through the region of maximum dynamic pressure.
- First stage completes its burn; main engine cutoff.
- First and second stages separate on schedule.
- Second-stage ignition confirmed.
- Orbital insertion burn complete; now in GTO.
- Mission declared a complete success.