... This perl script, submit_prepare.pl , automates some tedious aspects of preparing submissions for ApJ or ArXiV.org (astro-ph), including compliance with ApJ filename rules and automatic re-compression of images to meet ArXiV's 1 MB file size limit. Data reduction and exposure calculation code for IRCAL, the science camera for the Lick Observatory Adaptive Optics system, can be found at my IRCAL page. ... I've recently started using Matthew Britton's excellent Arroyo AO simulation library. ...