12.41km/h, my running speed on 4km 19:20

Time equivalence by distance

1km	2km	5km	10km
04:50	09:40	24:10	48:20
15km	20km	Half Marathon	Marathon
1:12:30	1:36:40	1:41:58	3:23:57

Split by km

km	Time/km
1 km	04:50
2 km	09:40
3 km	14:30
4 km	19:20

Calculate your running speed

Add to home screen