http://tech.groups.yahoo.com/group/TAC-imaging/ TAC Imaging Sun, 01 Nov 2009 19:29:30 GMT IVER http://tech.groups.yahoo.com/group/TAC-imaging/message/14830 http://tech.groups.yahoo.com/group/TAC-imaging/message/14830 In case anyone else is interested follow the link and check out the ST8300 8 megapixels $1995- http://www.astrophotoinsight.com/blog Sun, 01 Nov 2009 05:58:47 GMT Rob Hawley http://tech.groups.yahoo.com/group/TAC-imaging/message/14829 http://tech.groups.yahoo.com/group/TAC-imaging/message/14829 ... Thanks, but the link did not work. A friend helped me to experiment some more with my 20Da to see how far I could push it. Using internal darks we were Sun, 01 Nov 2009 03:23:49 GMT IVER http://tech.groups.yahoo.com/group/TAC-imaging/message/14828 http://tech.groups.yahoo.com/group/TAC-imaging/message/14828 Rob, here is something you might be interested in! Sounds like a great deal. Wed, 28 Oct 2009 14:43:23 GMT Rob Hawley http://tech.groups.yahoo.com/group/TAC-imaging/message/14827 http://tech.groups.yahoo.com/group/TAC-imaging/message/14827 Another piece of equipment that I am planning to replace is my DSLR. I love the Canon 20Da and will still be using it for eclipses and anytime I need to do Wed, 28 Oct 2009 14:34:59 GMT Rob Hawley http://tech.groups.yahoo.com/group/TAC-imaging/message/14826 http://tech.groups.yahoo.com/group/TAC-imaging/message/14826 It is likely that the previous offer saturated this market, but I also have one that I am willing to sell for $400. I used the astrotrac for my wide field Thu, 17 Sep 2009 03:54:43 GMT Hans Schulze http://tech.groups.yahoo.com/group/TAC-imaging/message/14825 http://tech.groups.yahoo.com/group/TAC-imaging/message/14825 If you take pictures alone the galactic equator with a minimum (>25mm?) focal length, you won't see much rotation, but towards the pole you will. This Thu, 17 Sep 2009 01:50:52 GMT Orrin Winton http://tech.groups.yahoo.com/group/TAC-imaging/message/14824 http://tech.groups.yahoo.com/group/TAC-imaging/message/14824 Hans thanks for your response Sept 4. One other response I got, on tac-sac, suggested (if I understood correctly) that e.g. an auto-guider might not be a Sat, 05 Sep 2009 02:21:06 GMT Hans Schulze http://tech.groups.yahoo.com/group/TAC-imaging/message/14823 http://tech.groups.yahoo.com/group/TAC-imaging/message/14823 I did some stuff with 40D on top of LX200 at 28mm FL with std EFS lens, and got good results. I didn't try much at that len's 85mm limit. I did try a Sigma Sat, 05 Sep 2009 02:06:21 GMT Orrin Winton http://tech.groups.yahoo.com/group/TAC-imaging/message/14822 http://tech.groups.yahoo.com/group/TAC-imaging/message/14822 Hi folks, I posted on tac-sac and then someone suggested I post here. As a piggyback camera, what do people think of the Canon 50D with EF-S 18-200mm zoom IS Sun, 30 Aug 2009 23:48:45 GMT oldfrankland http://tech.groups.yahoo.com/group/TAC-imaging/message/14821 http://tech.groups.yahoo.com/group/TAC-imaging/message/14821 Seeing was still mushy, but turbulence was down and there were brief periods of better transparency. Best I've done thus far with the C9. Thu, 27 Aug 2009 15:15:18 GMT oldfrankland http://tech.groups.yahoo.com/group/TAC-imaging/message/14820 http://tech.groups.yahoo.com/group/TAC-imaging/message/14820 Been getting some fair lunar and planetary images with the C9, but a couple nights ago the seeing was so mushy that I gave up with the big scope and tried Sun, 23 Aug 2009 20:43:57 GMT iverriise http://tech.groups.yahoo.com/group/TAC-imaging/message/14819 http://tech.groups.yahoo.com/group/TAC-imaging/message/14819 Hi Jim, nice image, especially considering the conditions. I've been imaging about 7 yrs. now and this has been by far the longest stretch of bad weather I've Sat, 22 Aug 2009 20:52:03 GMT oldfrankland http://tech.groups.yahoo.com/group/TAC-imaging/message/14818 http://tech.groups.yahoo.com/group/TAC-imaging/message/14818 Seeing conditions the last couple months continue to be disappointing with Jupiter so large. Seeing was mushy last night, but one of the avi's I shot with a Tue, 11 Aug 2009 01:07:30 GMT bdrelling http://tech.groups.yahoo.com/group/TAC-imaging/message/14817 http://tech.groups.yahoo.com/group/TAC-imaging/message/14817 Hi Jim: It is going good. Right now I am visiting Orange County for a few days. More later. Bill Wed, 05 Aug 2009 14:10:12 GMT ocular21 http://tech.groups.yahoo.com/group/TAC-imaging/message/14816 http://tech.groups.yahoo.com/group/TAC-imaging/message/14816 I recently purchased new a first generation TT320 for an eclipse trip to Asia, which was rained out where I was. So I am offering the unit for