You are not logged in. [Login] Forum Archives · Entrance · Main Index · Search · New user · Who's Online FAQ · Calendar Astrophotography and Sketching >> Astro Imaging/Sketching Contest Previous   Index   Next   Flat   Charlie Hein Postmaster Reged: 11/02/03 Posts: 7965 Loc: 26.06.08N, +80.23.08W Re: Gallery of Imaging/Sketching Contest Winners!       06/16/09 09:12 AM Edit   Reply   Quote   Quick Reply:   May 2009 Winner - DSLR & Digital Camera Astro Imaging & Processing's Finalist - Igor Chekalin NGC6888 - The Crescent Nebula Image was taken during 13 observing nights in March/April 2009. Canon 350Da(baader filter mod), 10" 1:4.7 Newton (F=1200mm) EQ6PRO SynScan mount, 75mm refractor + QHY6 CCD as a guider 9 hours in H-alpha (Astrodon 6nm), 10 and 20 min. subexpositions mixed. ISO800 10 hours in O-III (Baader 8nm), 20min subexpositions, ISO800 34x2min @ISO200 unfiltered RGB for color stars field and "pseudo-continuum" substraction. Light-polluted urban sky. About 4.0m visual limit. About 30% of h-alpha frames (10min subexposures) taken under the Moon. Taganrog, Russia. Post Extras       Entire thread Subject Posted by Posted on Gallery of Imaging/Sketching Contest Winners! Charlie Hein 05/16/09 11:33 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 11:33 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 11:39 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 11:44 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 11:48 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 11:52 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 02:23 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 02:26 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 02:29 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 02:33 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 02:38 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 02:40 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 02:44 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 07:46 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 07:50 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/16/09 07:54 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/18/09 07:48 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/21/09 09:02 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/21/09 09:09 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/21/09 10:45 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   09/16/09 05:50 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   10/21/09 06:54 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   11/17/09 09:35 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   08/17/09 06:53 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/22/09 09:48 PM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 09:28 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 09:32 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 09:40 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:10 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:13 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:17 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:20 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:23 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:27 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:37 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:39 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:44 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:48 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:52 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 10:57 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 11:00 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 11:04 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   05/23/09 11:07 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   06/16/09 09:12 AM Re: Gallery of Imaging/Sketching Contest Winners! Charlie Hein   07/16/09 07:15 PM Extra information 0 registered and 3 anonymous users are browsing this forum. 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