[ADVANCED\]UV_FIT [Func1 .. FuncN] [/CONTINUUM [Field]]
[/INDEX SpIndex [Frequency]] [/OUTPUT [File]] [/QUIET]
[/RANGE Min Max TYPE]] [/SAVE File]
/UVRANGE Min Max [Unit] [/WIDGET N]
Specify the range of Baseline lengths to be used to select
the visibilities to be fitted. This option can be used to
filter out extended sources, such that the fitted parameters
of compact sources will be less biased.