A 25-minute 5K pace and split calculation
Follow 5,000 metres and 1,500 seconds to exact pace, speed, and five cumulative kilometre splits.
Open exampleWorked steady-pace examples
Check the formula against realistic race goals
Two complete examples keep exact distance, rounded displays, speed, and cumulative splits visible.
A two-hour half-marathon pace and split calculation
Follow the exact 21,097.5-metre distance and 7,200 seconds through pace, speed, and the partial finish split.
Open example