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    Re: Pub249 etc
    From: Fred Hebard
    Date: 2007 Sep 10, 00:09 -0400

    Welcome aboard!  Afraid I can't help you with Pub 249, just writing
    to say welcome.  It's a lively bunch.
    Fred Hebard
    On Sep 9, 2007, at 8:44 PM, Ron Irwin wrote:
    > On my 55th birthday my wife suggested I look for an
    > opportunity to exercise my brain. As we get older
    > mental exercise becomes more impotant.  Considering my
    > love of sailing, celestial navigation seemed a natural
    > quest. With the internet I was able to discover this
    > incredible group with members of a caliber and
    > knowledge I am humbled to address. Through Schlereth,
    > Howell, Bowditch and others i have come to a grasp of
    > the process but have a few questions on
    > implementation.
    > My question is in regards to the Polaris tables  in
    > Pub 249.
    > The formula as stated in in tha Almanac  = Ho -1
    > degree + a0 +a1 + a2
    >  I understand A0 and A3, and assume A2 is reflecting
    > the oblation of the earth. But what is the -1 degree
    > about?
    > The further I get into this the more it fascinates me.
    > I especially enjoyed the Shovell  discussions.
    > Thank you,
    > Ron Irwin
    > ______________________________________________________________________
    > ______________
    > Take the Internet to Go: Yahoo!Go puts the Internet in your pocket:
    > mail, news, photos & more.
    > http://mobile.yahoo.com/go?refer=1GNXIC
    > >
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