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I thought you might be interested in looking at دورة مبادئ التصوير الفلكي.
http://forum.qasweb.org/index.php?/topic/10967-%D8%AF%D9%88%D8%B1%D8%A9-%D9%85%D8%A8%D8%A7%D8%AF%D8%A6-%D8%A7%D9%84%D8%AA%D8%B5%D9%88%D9%8A%D8%B1-%D8%A7%D9%84%D9%81%D9%84%D9%83%D9%8A/&do=findComment&comment=39589
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