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N-II Launch Vehicle

N-II was Japan's higher-capacity successor to N-I for applications-satellite launches. The three-stage Thor-Delta-derived vehicle added inertial guidance and supported eight successful engineering, communications, broadcasting, meteorological, and marine-observation missions between 1981 and 1987.

N-II Launch Vehicle
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Identity

Aliases
N-2N IIN-IIロケット
Family Name
N-II
Full Name
N-II Launch Vehicle
Status
retired
Type
rocket

Details

Description
N-II was Japan's higher-capacity successor to N-I for applications-satellite launches. The three-stage Thor-Delta-derived vehicle added inertial guidance and supported eight successful engineering, communications, broadcasting, meteorological, and marine-observation missions between 1981 and 1987.
Dimensions
Diameter M
2.44
Height M
35.36
First Flight Year
1,981
Last Flight Year
1,987
Manufacturer
Parent Vehicle Family
Rocket Specs
Liftoff Mass Kg
135,200
Reusability
expendable
Stages Count
3

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Creation Time
July 13, 2026 at 12:14:17 UTC
Updated Time
July 19, 2026 at 17:02:41 UTC

Other

Search Name
N-II Launch Vehicle N-2 N II N-IIロケット