Coordinate DMS to DD Converter
Convert GPS coordinates between Degrees Minutes Seconds (DMS) and Decimal Degrees (DD) formats
Latitude (DMS)
Longitude (DMS)
Decimal Degrees Result
Latitude
40.446111
Longitude
-79.982222
40.446111, -79.982222
About Coordinate Formats
DMS (Degrees Minutes Seconds): Traditional format using degrees (°), minutes ('), and seconds ("). Example: 40° 26' 46" N, 79° 58' 56" W
DD (Decimal Degrees): Modern format using decimal numbers. Negative values indicate South latitude or West longitude. Example: 40.446111, -79.982222
Conversion: DD = Degrees + Minutes/60 + Seconds/3600
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: NIST Guide to SI Units
by National Institute of Standards
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.