Between runners, many of us have a GPS device. It is interresting for training sessions, to know our average pace in minutes per kilometer.
Let's imagine the following scenario: you prepare an endurance run. You know the pace that you can maintain, but you would like to go slower on the first kilometers, and accelerate a little on the last ones. How would you know the time you can expect according to this planning? The following application can answer this question, giving also the time at each kilometer.

Total distance: [km] 10[km] - half-marathon - marathon.

Paces: please indicate here the various paces you are planning. At least one is required.