Try: http://optecinc.com/ He also talks on the phone. HTH Dave ... From: Photon Collector To: ccd-newastro@yahoogroups.com Sent: Tuesday, October 31, 2006...
Bert, After you do a Meridian Flip and rotate the camera 180 degrees do you have to capture flat frames before and after the camera rotation? Gordon Mandell ...
... I do. Any vignetting or dust spots on mirrors will change orientation after the camera is rotated. Since flats take only a few minutes to expose, I prefer...
And he quickly responds to email messages too! Jonathan ... answered any questions on his Yahoo group since June, and people report that e-mails are ignored....
Hello all I have made some new images last week in my observatory in the Swiss Alps Taken with my 50cm Cassegrain @ f11.6 (f=5.8m) and the STL11K @-25C and...
Radek, very nice....891 has trememdous detail and many faint fuzzies in the background and both of the other shots include a lot of detail..... beautifully...
Could you explain why you rotate the camera after a meridian flip? As opposed to simply doing the rotation in software? I never touch the camera and I've used...
Ok, sorry for the confusion. The website is running again. ... From: Jonathan Burnett To: ccd-newastro@yahoogroups.com Sent: Wednesday, November 01, 2006 8:59...
I do this when I need the guide star back, and am guiding with a self-guided SBIG. If I am guiding through a separate guide scope, then no rotation is ...
Hi, One of the main reasons for rotating the camera depends on what brand of camera you are using. If it is a camera with a onboard guide chip, you will have...
Hello, this is my first attempt at M33 using a long focal length scope, SCT 10"/ST10XME combo. I don't have a lot of integration due to the bad Ohio weather. ...
... Don't jump to conclusions. A few years ago our local phone provider (Bell Canada) screwed up the transfer of our phone lines when we moved the office. For...
... Stephane - Nice work given the limited amount of time you have imaged. I feel your pain on the lack of clear skies. When it has been clear the wind has...
... When I was using the built-in guide chip in my ST-8, I often couldn't find a suitable guide star when the camera flipped along with the scope. Rotating the...
Hi Gordon: As someone else has indicated, yes, you should do new flats after rotating the camera. Fortunately for me, all the significant artifacts are in my ...
I am looking for some guidelines surrounding lunar imaging. I would suspect this is quite different form the deep space imaging and processing referenced in...
Hi, I just received a beautiful 3 meter fiberglass dome from Astrodomes in Australia, and have not yet assembled and mounted it. I have been researching...
I have hosted with LunarPages for several years and have been thoroughly happy with their service. They have very good hosting plans and outstanding support. ...
... I doubt that will do anything useful. If a major direct stroke hits directly on the observatory, no matter what you do, you'll be lucky if the building...
The best solution is good insurance. Second best is a lightening rod installed in accordance with good engineering practice. This requires some understanding...
Hi Jim, There is a Yahoo group that all the top lunar imagers post to and discuss imaging methods. It is called lunar-observing. Like all kinds of imaging,...
Lucky You!!!!!!! The lighting strike will stay on the outside surface of the dome, the same as it does on a car or anything else. It will, however, follow...
Hi Francis, I didn't see any responses to your post, so here's my $0.02: Dithered, sigma-combined light frames will produce very similar or slightly superior...
Are you sure that the images really were over-exposed? Check your contrast settings to make sure you are actually looking at the full range of available data....
Whoa - bad advice there, Ward. If you aren't familiar with a subject area - please, please, don't start putting out incorrect advice. Let the folks who know...
FWIW, my lunar mosaic in Ha was 0.2 sec. with my C1100. rb ... From: Wodaski - Yahoo To: ccd-newastro@yahoogroups.com Sent: Wednesday, November 01, 2006 4:11...
You can get some static protection that way, but you can't get lightning protection. Lighting is extremely powerful, and needs nearly a quarter inch of metal...
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