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    Re: Vernal equinox
    From: Peter Hakel
    Date: 2014 Mar 21, 15:01 -0700
    Declination is measured against the celestial equator - are you referring to precession and nutation?  Can you point me to H. Prinz's original postings?


    Peter Hakel



    From: Bill B <billyrem42---.net>
    To: pmh099---.com
    Sent: Friday, March 21, 2014 2:01 AM
    Subject: [NavList] Re: Vernal equinox


    On 3/21/2014 2:21 AM, Bill B wrote:
    ....As George H. might query,
    >
    My bad. Give credit where credit is due. Herbert Prinz, both in text and
    graphically, illustrated the historic subtleties.
    
    Risking censure for diverting the hot traditional-navigation
    discussion-group topic from 21st century avionics and interpersonal
    electronic communications, my question remains, "... measured against
    exactly what?"
    
    View and reply to this message: http://fer3.com/arc/m2.aspx?i=127307


       
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