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    Re: Median versus Mean Averaging
    From: Fred Hebard
    Date: 2019 Oct 28, 12:20 -0400

    On Oct 28, 2019, at 11:16, Bill Lionheart  wrote:
    > Before probing this a bit further has anyone done a literature survey
    > on the distribution of errors in aeronautical sextant readings?
    ….
    > 
    > Peterson, B.C. (1952). Some observations of refraction at low
    > altitudes and of astronomical position-line accuracy.
    > The Journal of Navigation, 5(1), 31–38.
    > (http://dx.doi.org/10.1017/S0373463300045033
    > 
    > Also
    > Shufeldt, H. (1962). Precision Celestial Navigation Experiments.
    > Journal of Navigation, 15(3), 301-324.
    > http://dx.doi.org/10.1017/S0373463300042703
    > and
    > Gordon, R. (1964). The Attainment of Precision in Celestial
    > Navigation. Journal of Navigation, 17(2), 125-147.
    > http://dx.doi.org/10.1017/S0373463300048505
    > (both referring to Peterson)
    ….
    > Bill
    Bill,
    
    I agree wholeheartedly.  Unfortunately, all those papers are $35 each, 
    including yours.  Could you summarize them, or show a graph or table of a 
    distribution?
    
    Thanks,
    
    Fred Hebard
    mbiew---.net
    
    
    

       
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