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    Re: Intercept and distance
    From: Gary LaPook
    Date: 2016 Jun 16, 09:26 -0700
                Celestial Navigation Data for 2016 Jun 15 at  2:29:30 UT           
                                                                                   
                     For Assumed Position:  Latitude    S  41 06.5                 
                                            Longitude   E 175 05.2                 
                                                                                   
                            Almanac Data                |    Altitude Corrections  
     Object       GHA        Dec         Hc       Zn    |   Refr   SD    PA    Sum 
                  o   '      o   '      o   '       o   |     '     '     '     '  
     SUN        217 15.1   N23 19.0   +18 55.6   328.7  |   -2.9  15.7   0.1  13.0 
    ====================================================================== 
                Celestial Navigation Data for 2016 Jun 15 at  2:29:30 UT           
                                                                                   
                     For Assumed Position:  Latitude    S  41 00.0                 
                                            Longitude   E 174 44.4                 
                                                                                   
                            Almanac Data                |    Altitude Corrections  
     Object       GHA        Dec         Hc       Zn    |   Refr   SD    PA    Sum 
                  o   '      o   '      o   '       o   |     '     '     '     '  
     SUN        217 15.1   N23 19.0   +19 09.3   329.0  |   -2.9  15.7   0.1  13.0 

    =========================================================

    So intercept should be 13.7 towards.

    When I do the cosine formula I come up with 19 09.1' not the 19 07' that you calculated.

    My HO 249 (AP3270) gives 19 09'

    gl

       
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