[AZ-Observing] Re: Six Hours of Polar Sky Rotation
- From: Chris Schur <comets133@xxxxxxxxx>
- To: az-observing@xxxxxxxxxxxxx
- Date: Mon, 17 Sep 2007 08:21:08 -0700 (PDT)
Heh, Heh. Yeah, its the expensive one. It opens many
more opportunities to astro imagers. 10 min subs
means 10 minute darks and I can get more shots in each
night that way.
chris
--- William R Wood <w.wood@xxxxxxx> wrote:
> Chris,
>
> Really neat picture!
>
> Was the automated timer the rather expensive Canon
> programmable timer -
> TC80N3?
>
> Probably a dumb question (I am just starting to
> learn photography) but why
> 36, 10min exposures instead of say, 6, 60min
> exposures or even 1, 360 min
> exposure?
>
> You are forcing me to get a fisheye!
>
> Thanks,
>
> Bill Wood
>
>
> +++++++++++++
>
>
> Hi All,
>
> Just finished this new shot, which required tons of
> computer processing power to bring to fruition.
> This
> image vividly demonstrates the earths rotation in a
> very special way:
>
>
http://www.schursastrophotography.com/xtiastro/polarrotation091007.html
>
> Hope you like it.
>
> chris
>
>
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>
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