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Message Posted: Thu, 04 May 2006 @ 14:43:21 GMT





     
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Subj:   Re: Distance calcuations
 
From:   Geoffrey Rommel



  I can't explain the details that went into this formula (meaning I don't understand them completely).  


It's probably the haversine formula, explained in many places on the Web, e.g.

www.faqs.org/faqs/geography/infosystems-faq


Seems like a natural for a UDF!





     
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