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    Re: Compass Check
    From: Bruce J. Pennino
    Date: 2016 Mar 21, 18:01 -0400
    It is amazing the stuff you can learn just by looking.......and it even makes sense now that I’ve thought about it.
     
    I checked  Mixter’s comments on compass check. Reference : 5 th edition revised by McClench paragraph 3005 .......” To check a small boat’s compass by the bearing of sunrise or sunset requires an azimuth table except in the tropics. When within 30 degrees of the equator, the (true)  bearing of the rising sun N or S of true east equals the sun’s declination N or S of the equator, with a possible error of about 1/4 point or less than 4 degrees in extreme cases.  Note that........” 
     
    Bruce



       
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