Thanks, Tim! I should have clarified; I was planning on doing exposures of
about 20 - 30 minutes. I'm hoping to get some shots over a beach or
something. My biggest concern now is getting the trails to swirl in a pretty
pattern over the beach or whatever else is in the frame, but I guess I'll
just look for the North Star and hope for the best.

I like your star trail shots! I can see what you mean about them looking a
little fuzzy though. Thanks for the other star trail samples. The colors in
them are very vivid!

Amita

> -----Original Message-----
> From: Tim Sherburne [mailto:[EMAIL PROTECTED] 
> Sent: Sunday, November 07, 2004 11:41 PM
> To: Pentax Discussion List
> Subject: SPAM-LOW: Re: star trails refresher
> 
> 
> 
> Amita... I think the 1000 with the 28mm will give you good results.
> 
> "As long as possible" may not give you quite what you're 
> looking for. The lengths of the trails are directly 
> proportional to the amount of time the shutter spends open, 
> and (IMO) the more dramatic trails tend to be shorter, ie 
> less than 1 hour. Also, the longer the film is exposed can 
> lead to more significant light pollution and lower contrast. 
> It's really something you've got to play with. Here's a few 
> that I've taken:
> 
> <http://www.sherb.org/albums/startrails/index.html>
> 
> I have yet to get nice crisp trails; I think the problem is 
> partly the acutance of the film, but very slight vibrations, 
> lengthy shutter times, and condensation may be affecting my results.
> 
> Here are some other examples that are far better than what 
> I've come up
> with:
> 
> <http://www.astrophoto.vze.com/astro/trazos.html>
> 
> Also, adding something to the frame other than just star 
> trails will help build interest in the image.
> 
> t
> 
> On 11/7/04 19:18, Amita Guha wrote:
> 
> > As I mentioned before, I'm hoping to get some star trails 
> this week, 
> > and I want to make sure I'm not forgetting anything. I want 
> to use the 
> > slowest film and the widest lens I have at the widest 
> aperture for as 
> > long as possible, correct? And obviously I want to try for a good 
> > composition. Am I forgetting anything? I'm probably going 
> to stick my 
> > SMC-A 28mm on my K1000 and use ISO 100.
> > 
> > Thanks,
> > Amita
> > 
> > 
> > 
> 


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