Hidden Options

There are also hidden options which are activated by pressing the `i', `m', `c', `r', `v', `b', `F9', or `F10' keys:

• Polarization toggle `i'
• Maximum - range option `m'
• Colour UV toggle `c'
• Spacecraft choice options `r', `v', `b'
• FITS output option `F9'
• Postscript output option `F10'