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    Standard sea level temperature and pressure
    From: Marc Bernstein
    Date: 2003 Jan 13, 14:41 -0500

    For the purposes of correcting sextant altitudes standard sea level
    temperature and pressure (STP) are 10C and 1010mb. I am curious if anyone
    knows how these were selected as in the meteorological and aviation world
    the standard values are 15C and 1013.25 mb.
    
    
    

       
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