Re: [APML] Frist images with my C11

[Herm <hermperez@worldnet.att.net>]

Very nice Joe.. in my opinion if you don't get the dreaded donuts the focus
is good (g).. are you using a nitrogen purge on these shots?, moisture will
cause film creep that looks just like guiding errors.

"Joseph/Leslie Schaefer" <schaefer@htva.net>  wrote:

>Hi All,
> I listed my first "keeper" images from my Celestron C11 SCT. I am interested in what the group thinks about
>my focus and Collimation. I did mess the satellite in the M33 image (Thanks for spotting it Kirk). I do have some 
>field rotation and I have since corrected my polar alignment to have no star drift for 45 minutes. 
>The images were shot from my backyard using Fuji Provia 400F slide film pushed +1 stop.
>
>http://www.starfillednights.com/image_data/M33_C11_image_data.htm
>http://www.starfillednights.com/image_data/M101_image_data.htm


Herm
Astropics http://home.att.net/~hermperez

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