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    Re: My first observations+photos
    From: Joel Jacobs
    Date: 2005 Aug 14, 10:54 +0000
    Thanks for sharing Alex,
    It looks like your having an intersting Summer.
    Visit our website

    -------------- Original message from Alexandre E Eremenko <eremenko@MATH.PURDUE.EDU>: --------------

    > Dear Joel,
    > Thank you for your comments.
    > Here are some pictures illustrating my report:
    > 1. My preferred observation position:
    > http://www.math.purdue.edu/~eremenko/sailing/sext.jpg
    > (I try to be as close as possible to the center of
    > the ship rolling/pitching/yawing)
    > 2. Attempts to photograph the waves:
    > http://www.math.purdue.edu/~eremenko/sailing/waves1.jpg
    > http://www.math.purdue.edu/~eremenko/sailing/waves2.jpg
    > (The waves never look as impressive on a photo as they are
    > in reality:-(
    > 3. Typical weather during the trip:
    > http://www.math.purdue.edu/~eremenko/sailing/alex2.jpg
    > 4. But sometimes it was like this:
    > http://www.math.purdue.edu/~er! emenko/sailing/karina.jpg
    > http://www.math.purdue.edu/~eremenko/sailing/sail1.jpg
    > for example, on the day when I managed to calibrate my Bris
    > sextant (details on this sextant and my trials of it will
    > follow in a later message)
    > 5. The boat (moored in Cowes) and its crew:
    > http://www.math.purdue.edu/~eremenko/sailing/karin2.jpg
    > > Also the limitations of the inverting scope in rough going.
    > With some experience and a good
    > helmsman it is perfect. I still tend to use it under all conditions,
    > though my straight one is OK too, especially after Freiberger put
    > some grease in it. If I had to choose only one scope, there is no doubt
    > that I'd choose the inverting one.
    > > I always
    > > took the sight standing and from the crest of a wave never the trough.
    > The boat I traveled in was a pretty large "small boat", 42 feet! long.
    > So my sitting position on the top of the cabin roof was high enough.
    > I always took the sight from the crest of a wave, otherwise the horizon
    > is simply not vizible, as you can see on picture
    > http://www.math.purdue.edu/~eremenko/sailing/waves1.jpg
    > which was
    > taken in standing poisition from the cockpit.
    > Alex.
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