National Space Development Agency of JapanLaunch SuccessfulEarth Science

Ume 2

Name: N-I | Ume 2
Start: 1978-02-16T04:00:00Z
Location: Osaki Launch Complex, Tanegashima Space Center, Japan

N-I

Launched Thu, Feb 16 · 4:00 AM UTC1978-02-16 04:00 UTCOsaki Launch Complex, Tanegashima Space Center, Japan

Reached orbit

Follow National Space Development Agency of Japan in the app

Success

Reached Low Earth Orbit

Worldwide

18th

orbital launch attempt in 1978

National Space Development Agency of Japan

1st

launch this year

Osaki Launch Complex

1st

launch from this pad this year

Pad turnaround

357 d 19 h

since the pad's previous launch

Mission

Japanese ionospheric research satellite

Launch Provider

National Space Development Agency of Japan

Government · Japan

Launches

Successful

93%

Upcoming

scheduled

All National Space Development Agency of Japan launches Wikipedia

N-I

Vehicle history

Height

34m

Diameter

2.4m

To low Earth orbit

1,200kg

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National Space Development Agency of JapanLaunch SuccessfulEarth Science

Ume 2

N-I

Launched Thu, Feb 16 · 4:00 AM UTC1978-02-16 04:00 UTCOsaki Launch Complex, Tanegashima Space Center, Japan

Reached orbit

Follow National Space Development Agency of Japan in the app

Success

Reached Low Earth Orbit

Worldwide

18th

orbital launch attempt in 1978

National Space Development Agency of Japan

1st

launch this year

Osaki Launch Complex

1st

launch from this pad this year

Pad turnaround

357 d 19 h

since the pad's previous launch

Mission

Japanese ionospheric research satellite

Launch Provider

National Space Development Agency of Japan

Government · Japan

Launches

Successful

93%

Upcoming

scheduled

All National Space Development Agency of Japan launches Wikipedia

N-I

Vehicle history

Height

34m

Diameter

2.4m

To low Earth orbit

1,200kg

Next From Tanegashima Space Center

Tanegashima Space Center schedule

NET2026

ETS-9Mitsubishi Heavy Industries · H3-22 · Yoshinobu Launch Complex LP-2, Tanegashima Space Center, JapanGeostationary Transfer OrbitTo be determinedNET 2026 Jun30Wed

IGS Optical Diversification 1Mitsubishi Heavy Industries · H3-30 · Yoshinobu Launch Complex LP-2, Tanegashima Space Center, JapanSun-Synchronous OrbitTo be determinedTime TBD

Space Launch Now for iOS and Android

Notifications before every launch you follow, live countdowns on your home screen and watch, and webcasts as they start.

See what's in the app

Scan to open on your phone

Ume 2

Mission

National Space Development Agency of Japan

N-I

Never Miss a Launch.

Ume 2

Mission

National Space Development Agency of Japan

N-I

Next From Tanegashima Space Center

Never Miss a Launch.

Next From Tanegashima Space Center