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RE: [APML] Tucson is Center of Gravity
Hi,
Can i ask you all expert outhere for a help....?
i just need some advice on exposure time for all the brightest objects? How
about if i use Kodak Gold 200 or Kodak Max 400 to take lunar and planetary
photo or Deep sky object, is it possible?
Because Kuala Lumpur,Malaysia only located on 3 degress fro Equator.....so,we
cannot see Polaris the whole year!
So, the question is how am i gonna to set the truth north for my equatorial
mount?
thanks......
Tommy
-----Original Message-----
From: MIME @ Jaring {gshaw47@msn.com}
Sent: Tuesday, March 12, 2002 3:54 PM
To: -@ Jaring {astro-photo@seds.org}
Subject: [APML] Tucson is Center of Gravity
Dear everybody:
We are extremely fortunate to be in Tucson, Arizona for an extended visit! It
is a lovely, charming city in a gorgeous setting surrounded by mountains and
the Sonoran Desert. It is also the center of gravity of astronomy!!! It has no
peer.
The only thing bad about Tucson is that the recent onset of El Nino provided
high cirrus clouds during new moon in February. But so far the new moon period
in March is showing day after day of clear and transparent skie
s. The optical depth from aerosol is about 0.05 or less typicallly, one of the
lowest in the world!
I've had three nights out in a dark sky location one hour's drive from Tucson.
In this location there are no lights at all. Furthermore, it is clear,
transparent and warm.
Light pollution and urban sprawl is a massive and growing problem. Here in
Tucson there is still the chance to do something about this problem since the
economy of the region is quite dependent and growing more and more
on things optical and astronomical.
To those of you who love our hobby of photographing and imaging the deep sky,
I urge you to look into Tucson as your future center of activity.
sincerely,
glenn shaw
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