Free calculators and unit converters for general and everyday use.

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.

Result window

Download: Use this geographic coordinate converter offline with our all-in-one calculator app for Android and iOS.

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

Angle converter - Convert between different plane angle units.

cm and ft-in converter - Convert cm to feet and inches.

© everydaycalculation.com