Long March 4B | Zi Yuan 1-1

A Long March 4B rocket launched Long March 4B | Zi Yuan 1-1 from Taiyuan Satellite Launch Center, People's Republic of China, targeting LEO.

Launch time
Status
SUCCESS
Operator
China Aerospace Science and Technology Corporation
Mission type
Earth Science
Rocket
Long March 4B
Launch site
Taiyuan Satellite Launch Center, People's Republic of China
Launch pad
Launch Complex 7
Payload
—
Target orbit
LEO
Long March 4B | Zi Yuan 1-1 cover image

Mission timeline

  1. 1999-10-14T03:15:00.000Z
    Liftoff
    Long March 4B roars off the pad at Taiyuan Satellite Launch Center, People's Republic of China.
  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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