Degrees Minutes Seconds to Decimal Degrees

Enter degrees, minutes, and seconds to convert to decimal degrees (e.g. 40° 42' 46.08" → 40.7128°). Use Swap to reverse.

Degrees (°)

Minutes (')

Seconds (")

Decimal Degrees (°)

DMS to Decimal Degrees Formula

decimal degrees = degrees + (minutes / 60) + (seconds / 3600) Example: 40° 42' 46.08" = 40 + (42 / 60) + (46.08 / 3600) = 40 + 0.7 + 0.0128 = 40.7128°

For negative values (South latitude / West longitude), apply the minus sign to the entire result.

Common Coordinates Reference Table

DMS	Decimal Degrees	Location (approx.)

Degrees Minutes Seconds to Decimal Degrees

DMS to Decimal Degrees Formula

Common Coordinates Reference Table

See Also

Number Conversion