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Calculators » Conversion » D°M′S″ and Decimal degree

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.

Result window

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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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