· Get a Cloudy Nights T-Shirt · Submit a Review / Article Click here if you are having trouble logging into the forums 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] Entrance · Main Index · Search · New user · Who's Online FAQ · Calendar Astrophotography and Sketching >> Sketching Previous   Index   Next   Threaded   Pages: 1 Uwe Pilz scholastic sledgehammer Reged: 05/16/08 Loc: Leipzig, Germany Sun - Active regions AR 1203 and 1204       #4566617 - 05/07/11 02:10 AM Attachment (22 downloads) Edit   Reply   Quote Quick Reply   Ysterday (May 5th, 15:00UT) I looked at the sun with my 6 inch Mak. The groups 1203/4 looked very interesting so I decided to sketch. The original sketch is mirror reversed, but I give a regular view here. Magnification was 90x. Post Extras:       Erix Toad Lily Reged: 12/25/04 Loc: Texas, USA Re: Sun - Active regions AR 1203 and 1204 [Re: Uwe Pilz]       #4566968 - 05/07/11 09:36 AM Edit   Reply   Quote Quick Reply   Well done! Post Extras:       frank5817 Postmaster Reged: 06/13/06 Loc: Illinois Re: Sun - Active regions AR 1203 and 1204 [Re: Erix]       #4567972 - 05/07/11 07:27 PM Edit   Reply   Quote Quick Reply   Uwe, Very nice detail. Frank Post Extras:       CarlosEH Postmaster Reged: 01/19/05 Loc: Pembroke Pines, Broward County... Re: Sun - Active regions AR 1203 and 1204 [Re: frank5817]       #4568560 - 05/08/11 12:55 AM Edit   Reply   Quote Quick Reply   Uwe, Excellent observations of two interesting sunspot groups (AR 1203 and 1204). You have captured the umbra and penumbra very nicely. Thank you for sharing it with us all. Carlos Post Extras:       Special Ed Postmaster Reged: 05/18/03 Loc: Greenbrier Co., WV 38N, 80W Re: Sun - Active regions AR 1203 and 1204 [Re: CarlosEH]       #4568971 - 05/08/11 09:37 AM Edit   Reply   Quote Quick Reply   Uwe, Another nice sketch--you've been busy. Great detail in these active regions. What kind of WL filter do you use? Post Extras:       Uwe Pilz scholastic sledgehammer Reged: 05/16/08 Loc: Leipzig, Germany Re: Sun - Active regions AR 1203 and 1204 [Re: Special Ed]       #4569603 - 05/08/11 02:38 PM Edit   Reply   Quote Quick Reply   Dear Erika, Frank, Carlos and Michael! Thank you for your comments. @Michael: I use Baader Astro Solar filter foil. Post Extras:       Rutilus Pooh-Bah Reged: 12/17/10 Re: Sun - Active regions AR 1203 and 1204 [Re: Uwe Pilz]       #4569921 - 05/08/11 05:11 PM Edit   Reply   Quote Quick Reply   Great work Uwe. I made a drawing of this pair on May 4th,interesting to see how the spots change during their passage. Post Extras:       Pages: 1 Previous   Index   Next   Threaded   Extra information 0 registered and 4 anonymous users are browsing this forum. Moderator:  Undermidnight, cildarith  Print Thread Forum Permissions       You cannot start new topics       You cannot reply to topics       HTML is disabled       UBBCode is enabled Thread views: 799 Jump to *Announcements and News* -----   Cloudy Nights Announcements   Discussion of CN Articles, Reviews, and Reports   Celestial Events*General Astronomy* -----   Beginners Forum   General Observing and Astronomy   Outreach   Light Pollution*Equipment Discussions* -----   ATM, Optics and DIY Forum   Binoculars   Binoviewers   Cats & Casses   Classic Telescopes   Equipment   Eyepieces   Mounts   Observatories   Reflectors   Refractors    Video and Electronically Assisted Astronomy*Astrophotography and Sketching* -----   Beginning and Intermediate Imaging   Film Astrophotography   DSLR & Digital Camera Astro Imaging & Processing   CCD Imaging & Processing   Solar System Imaging & Processing   Sketching   Astro Imaging/Sketching Contest *Observing* -----   NEO   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*Speciality Forums* -----   Arizona Science and Astronomy Expo   NEAF (Northeast Astronomy Forum) and NEAIC (Northeast Astro Imaging Conference)   AstroArt   Astronomy Clubs and Star Parties   Astronomy Software & Computers   AstroWebsites   Science! Astronomy & Space Exploration, and Others   Space Rocks   Stellar Media*Swap and Shop* -----   Shop and Swap Audio Components*CN Feedback and Vendor Announcements* -----   Vendor and Group Announcements*International Year of Astronomy 2009 - Forums are now closed.* -----   IYA Archive Info CN Forums Home

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