free-air correction

A Dictionary of Earth Sciences | 1999 | 327 words | Copyright

free-air correction (Faye correction) The correction applied to a measurement of gravity which allows for the variation of gravity with height above a reference level, usually sea level. This correction assumes there is only air between the station and the reference level, and it is 0.3086 mgal/m. See also BOUGUER CORRECTION.

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AILSA ALLABY and MICHAEL ALLABY. "free-air correction." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

AILSA ALLABY and MICHAEL ALLABY. "free-air correction." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O13-freeaircorrection.html

AILSA ALLABY and MICHAEL ALLABY. "free-air correction." A Dictionary of Earth Sciences. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-freeaircorrection.html

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