Launch Vehicle
H-I
retired
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Specifications
- Status
- retired
- Height
- 42 m
- Diameter
- 2.44 m
- Mass
- 142,000 kg
- Stages
- 3
- Payload to LEO
- 3,200 kg
- Payload to GTO
- 1,100 kg
- First flight
- 1986-08-12
- Total launches
- 9
- Success / Fail
- 9 / 0
The H-1 was a Japanese liquid-fuelled carrier rocket, consisting of a license-produced American First Stage and set of booster rockets and all-Japanese upper stages. It replaced the N-II and was subsequently replaced by the H-2 which has the same upper stages with a Japaense first stage.
Payloads it launched
12 loaded