Pegasus XL | Submillimeter Wave Astronomy Satellite (SWAS)

Operated by Orbital Sciences Corporation, the orbital mission Pegasus XL | Submillimeter Wave Astronomy Satellite (SWAS) delivered its payload into the designated orbit.

Launch time
Status
SUCCESS
Operator
Orbital Sciences Corporation
Mission type
Orbital
Rocket
Pegasus XL
Launch site
Air launch to orbit
Launch pad
Vandenberg Space Force Base
Payload
—
Target orbit
Unknown
Pegasus XL | Submillimeter Wave Astronomy Satellite (SWAS) cover image

Mission timeline

  1. 1998-12-06T00:57:54.000Z
    Liftoff
    Pegasus XL roars off the pad at Air launch to orbit.
  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. Mission success
    All mission objectives achieved.

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