Re: [APML] New pictures from the cold north ...

["Philippe Chretien" <apml1@gcesoft.com>]

Jon, Chris,

Thanks for the nice comments ...

Chris, you are right about the tracking error ... in fact, all my pictures have that problem :-). I'll have to figure out why it is
worst on this one. I'll review my notes of that night in detail to try to find out what happened.

Clear skies,

P.

Philippe Chrétien
http://www.astrophoto.ca


----- Original Message ----- 
From: "Chris Schur" <cschur@therim.com>
To: "Philippe Chretien" <apml1@gcesoft.com>; "Discussion of Film Astrophotography" <astro-photo@seds.org>
Sent: Sunday, February 29, 2004 11:07 AM
Subject: RE: [APML] New pictures from the cold north ...


> Philippe, hey those are some neat film shots, the galaxy trio has some
> tracking error, but shows great promise!
>
> Chris Schur
>
> -----Original Message-----
> From: astro-photo-bounces@seds.org
> [mailto:astro-photo-bounces@seds.org]On Behalf Of Philippe Chretien
> Sent: Friday, February 27, 2004 9:03 AM
> To: Discussion of Film Astrophotography
> Subject: [APML] New pictures from the cold north ...
>
>
> Hi all,
>
> Finally got a decent sky and warm weather (-14C) last tuesday ... here are
> the results:
> http://www.astrophoto.ca/en/new.html
>
> M13 is a stack of three exposures. One 2 mins and one 5 mins for the core
> and one 10 minutes for the full frame. You can see the
> fainth NGC6207 at the top of the frame. M65, M66 & NGC3628 is a stack of two
> 20 mins exposures. Finally the horse head is a stack of
> one 15 mins and one 20 mins exposures. The flair at the top of the frame is
> due to a car lights ... All shots are manually guided
> and focused using the hartman mask method. The film is E200 pushed one stop.
>
> Comments are very welcomed ...
>
> P.
>
> Philippe Chrétien
> http://www.astrophoto.ca
>
>
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