Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Coordinate Format Converter

Convert a decimal degree coordinate into degrees, minutes, and seconds (DMS) format. Use this when entering coordinates into GPS devices, maps, or navigation tools that require DMS notation.

Decimal Degrees (°)

Fill in the required fields to see your result.

Geography

Horizon Distance Calculator

Calculate the maximum distance at which an observer can see a target object over the horizon, based on both their heights above sea level. Ideal for navigation, broadcasting tower placement, and outdoor planning.

Observer Height (m)

Target Height (m)

Fill in the required fields to see your result.

Key differences

	Coordinate Format Converter	Horizon Distance Calculator
Category	Geography	Geography
Inputs required	1	2
Result	Degrees Minutes (° ')	Visibility Distance (km)
What it does	Convert a decimal degree coordinate into degrees, minutes, and seconds (DMS) format. Use this when entering coordinates into GPS devices, maps, or navigation tools that require DMS notation.	Calculate the maximum distance at which an observer can see a target object over the horizon, based on both their heights above sea level. Ideal for navigation, broadcasting tower placement, and outdoor planning.