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Minutes to Decimal Degrees Calculator.

Convert signed degrees, minutes, and seconds to decimal degrees.

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01

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Results update as you type.

Result: decimalDegrees: 23.45666667

Result

decimalDegrees: 23.45666667

Use Cases

Convert GPS coordinates for mapping

Easily convert latitude and longitude from DMS format to decimal degrees for use in mapping software, GIS, or GPS devices.

Example: Convert 40° 26′ 46″ N to decimal degrees: 40.4461°

Simplify angle calculations in math and engineering

Convert angles expressed in degrees, minutes, and seconds to decimal degrees for easier calculations in trigonometry or engineering.

Example: Convert 30° 15′ 0″ to decimal degrees: 30.25°

Frequently Asked Questions

How do I convert degrees, minutes, and seconds to decimal degrees?
Enter the degrees, minutes, and seconds values in the respective fields. The calculator will compute the decimal degrees by dividing minutes by 60 and seconds by 3600, then adding them to the degrees. If your input is negative, the calculator handles the sign correctly.
What is the formula for converting DMS to decimal degrees?
Decimal degrees = Degrees + (Minutes/60) + (Seconds/3600). For negative coordinates, the sign applies to the whole value, so the minutes and seconds are subtracted from the absolute degrees.
Can I use this calculator for latitude and longitude coordinates?
Yes, this calculator is ideal for converting geographic coordinates from degrees, minutes, seconds (DMS) to decimal degrees, which is often required for GPS and mapping applications.

Tips & Common Mistakes

Tips

  • Ensure you enter the correct sign for the degrees field if your coordinate is negative (e.g., for south or west coordinates).
  • Double-check your minutes and seconds values: they should be between 0 and 59.999... for valid input.
  • Use this calculator for quick conversions, but for high-precision work, consider using more decimal places in your input.

Common Mistakes to Avoid

  • Forgetting to include the negative sign for degrees when converting coordinates in the southern or western hemisphere.
  • Entering minutes or seconds values greater than 59, which are invalid in DMS notation.
  • Misinterpreting the result: decimal degrees are not the same as degrees with decimal minutes.

Last updated: August 13, 2026