> Take multiple non-identical shots Or Nearly identical
> Apply computes. This is what amateur photo-astronomers (and much of professional) do today. The image-of-the-day at Major News aoubt Minor Objects is almost always a stack. http://www.hohmanntransfer.com/news.htm (Friday is an exception, it's a pure long-track long-exposure; hit Yesterday a few times) To get this back to Perl, if you want to do the "Apply computes" with Perl, use PDL; Cheers, bill _______________________________________________ Boston-pm mailing list [EMAIL PROTECTED] http://mail.pm.org/mailman/listinfo/boston-pm

