night_dark man page
night_dark — subtract dark from image
night_dark [result image dark]
The options are as follows:
This routine is internal part of the nightview package and
the user isn't supposed invoke it directly at anytime.
Not found except listed on http://integral.sci.muni.cz.
nightview(1). See the /usr/share/doc/nightview-doc directory for description. Homepage: http://www.physics.muni.cz/mb/nightview/
This manual page was written by F. Hroch <email@example.com>, for the Debian GNU/Linux system (but may be used by others).