UV_CIRCLE /SAMPLING

        [ADVANCED\]UV_CIRCLE [x0 y0 Rota  Incli]  /SAMPLING  QSTEP  [Unit  [QMIN
    QMAX]]
      [/ZERO [Flux]]

    Specify  the  sampling of the UV distances: Qstep is the step, Qmin and Qmax
    the min and max. Distances are in the specified unit, which can  be  "meter"
    (default)  or  "kwave".  If  /SAMPLING is not present, an automatic guess is
    made from the minimum and maximum baselines and the dish diameter.