 style="font-family:monospace">idir</SPAN> (default 0)

<BR>=-1 cross-section data are given as astrophysical S-factors, but will be converted to absolute,

<BR>= 0 cross-section data are given in absolute units,

<BR>= 1 cross-section data are ratio to Rutherford

<BR>= 2 cross sections are given in absolute units but will be
         converted to ratio to rutherford.

<P>
<SPAN style="font-family:monospace">iscale</SPAN> (default 2)

<BR>= -1 dimensionless (eg ratio to rutherford if <SPAN style="font-fami