Datum Conversion Calculator

Convert coordinates between geodetic datums using simplified Molodensky transformation parameters.

Converted Coordinates
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Latitude Shift
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Longitude Shift
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Height Change
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Datum Transformation

This calculator uses the simplified Molodensky transformation with standard translation parameters (dX, dY, dZ) between datums. WGS84 and NAD83 are nearly identical (differences less than 2 meters). NAD27 can differ from WGS84 by tens of meters depending on location.

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