11.33km/h, my running speed on 4.13km 21:52

Time equivalence by distance

1km	2km	5km	10km
05:18	10:35	26:28	52:57
15km	20km	Half Marathon	Marathon
1:19:25	1:45:54	1:51:42	3:43:24

Split by km

km	Time/km
1 km	05:18
2 km	10:35
3 km	15:53
4 km	21:11
0.13 km	21:52

Calculate your running speed

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