NAME

       st4topgm - convert an SBIG ST4 format file into a portable graymap

SYNOPSIS

       st4topgm [st4file]

DESCRIPTION

       Reads an an image file in the native format used by the SBIG ST-4 astronomical CCD camera,
       and produces a portable graymap as output.  Additional information  on  SBIG  cameras  and
       documentation of the file format is available at the Web site: http://www.sbig.com/

SEE ALSO

       pgm(5) sbigtopgm(1)

AUTHOR

       Copyright (C) 2003 by Justin Pryzby <justinpryzby@users.sf.net>.

COPYRIGHT

       Permission  to  use,  copy, modify, and distribute this software and its documentation for
       any purpose and without fee is hereby granted, provided that the  above  copyright  notice
       appear in all copies and that both that copyright notice and this permission notice appear
       in supporting documentation.  This software is provided "as is" without express or implied
       warranty.