Brian Dunning's FileMaker Custom Functions

DMtoDD ( Latitude or Longitude )

Degrees Minutes to Decimal Degrees

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Edward P. Asmus   Edward P. Asmus
Asmus Consulting

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  Sample input:
DMtoDD ( "38° 12.390'N" )
  Sample output:

  Function definition: (Copy & paste into FileMaker's Edit Custom Function window)

Converts degrees minutes (DM) of a latitude or longitude to decimal degrees (DD). Latitude or longitude values in the southern or western hemispheres are returned as negative values. The DM values are of the form that can be obtained from Google Earth and used by Google Maps.



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Note: these functions are not guaranteed or supported by Please contact the individual developer with any questions or problems.

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