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Calculators » Conversion » DMS - DD Conversion
Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert geographic coordinates or angle values specified in degrees minutes seconds (DMS) to decimal degrees and vice-versa.
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Longitude/ latitude values may be either expressed as a decimal fraction or with a sexagesimal notation where each degree is divided into 60 minutes, each of which is further sub-divided into 60 seconds.
DMS to decimal degree conversion
dd = deg + min/60 + sec/3600
Decimal degree to DMS conversion
deg = ⌊dd⌋
min = ⌊(dd - deg) * 60⌋
sec = ((dd - deg) * 60 - min) * 60
where,
dd = coordinate in decimal degree
deg = degrees
min = minutes
sec = seconds
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