Click here if you are having trouble logging into the forums Cloudy Nights - Official Forums of the 2009 International Year of Astronomy Privacy Policy | Please read our Terms of Service | Signup and Troubleshooting FAQ | Problems? PM a Red or a Green Gu.... uh, User   You are not logged in. [Login] Forum Archives · Entrance · Main Index · Search · New user · Who's Online FAQ · Calendar Warning: array_keys(): The first argument should be an array in /usr/www/users/asaint/ubbthreads/showthreaded.php on line 132 Astrophotography and Sketching >> DSLR & Digital Camera Astro Imaging & Processing Previous   Index   Next   Flat   Albert van Duin member Reged: 01/30/07 Posts: 10 Loc: Beilen, Netherlands Re: Fun and games with imaging comets!       01/04/08 11:16 AM Edit   Reply   Quote   Quick Reply:   Thanks Tonk! I've been experimenting with this subject when I found your very nice tutorial. One question is still left, you tell you subtracted the comet-only image from each of the stars+comet images in ImagesPlus. How exactly do you do that? Is it a MIN combine? Thanks in advance, Albert -------------------- Albert van Duin 8" F/2.74 ASA astrograph + guidescope + ST4 Modified Canon 350D (Almost modified) Canon 40D Losmandy G11 + SkySensor2000 http://www.astropix.nl Post Extras       Entire thread Subject Posted by Posted on 12/31/69 07:00 PM Extra information 6 registered and 12 anonymous users are browsing this forum. Moderator:  Charlie Hein, knuklhdastnmr  Forum Permissions       You cannot start new topics       You cannot reply to topics       HTML is disabled       UBBCode is enabled Rating: Thread views: Jump to *International Year of Astronomy 2009* -----   Global Coordination   Cornerstone Projects   Special Projects   Special Task Groups   Global Activities   National and Regional Activities   IYA 2009 in Africa   IYA 2009 in the USA*Announcements and News* -----   Cloudy Nights Announcements   Discussion of CN Articles, Reviews, and Reports   Beginners Forum   Celestial Events   Light Pollution*Observing* -----   NEO   General Observing   Planetary and Solar System Observing   Lunar Observing   Deep Sky Observing   Double Star Observing   Solar   Variable Star Observing and Radio Astronomy*Telescope Specific Forums* -----   Celestron NexStar    NexStar GPS / CPC Telescopes   Questar Forum   Meade ACF/RCX / LX / GPS    Meade ETX*Other* -----   Science of Astronomy & Space Exploration   AstroWebsites   Space Rocks CN Forums Home

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