N-I | Ume 1

Operated by National Space Development Agency of Japan, the Earth Science mission N-I | Ume 1 delivered its payload into LEO.

Launch time
Status
SUCCESS
Operator
National Space Development Agency of Japan
Mission type
Earth Science
Rocket
N-I
Launch site
Tanegashima Space Center, Japan
Launch pad
Osaki Launch Complex
Payload
—
Target orbit
LEO

Mission timeline

  1. 1976-02-29T03:30:00.000Z
    Liftoff
    N-I roars off the pad at Tanegashima Space Center, Japan.
  2. Max-Q
    The vehicle reaches Max Q, the highest aerodynamic load of the flight.
  3. Main engine cutoff (MECO)
    MECO — first-stage propulsion ends after a nominal burn.
  4. Stage separation
    Clean stage separation confirmed.
  5. Second-stage ignition
    The upper-stage engine lights up after separation.
  6. Orbit insertion
    Orbit insertion confirmed — now circling in LEO.
  7. Mission success
    All mission objectives achieved.

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