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    Re: Why do we ocean navigators defer to 249 when 229is better?
    From: Bill B
    Date: 2014 Sep 01, 23:37 -0400

    On 9/1/2014 5:41 PM, Jackson McDonald wrote:
    > Are there any advantages to using any of these tabular methods as
    > opposed to the Law of Cosines method?
    
    To paraphrase Frank Reed, "Computing power is cheap." A NA and $10
    TI30XA does it all.
    
    Score 1 for the cosine method.
    
    Current tabular methods can be done manually if you can add and subtract
    DMS in the sexagesimal system. No electricity required.
    
    Score 1 for tabular methods.
    

       
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