Diamant B | Tournesol

The Astrophysics flight Diamant B | Tournesol departed Guiana Space Centre, French Guiana atop a Diamant B, bound for LEO.

Launch time
Status
SUCCESS
Operator
National Center of Space Research
Mission type
Astrophysics
Rocket
Diamant B
Launch site
Guiana Space Centre, French Guiana
Launch pad
Diamant Launch Area
Payload
—
Target orbit
LEO
Diamant B | Tournesol cover image

Mission timeline

  1. 1971-04-15T09:19:37.000Z
    Liftoff
    Diamant B roars off the pad at Guiana Space Centre, French Guiana.
  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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