15.59km/h, my running speed on 5.7km 21:56

Time equivalence by distance

1km	2km	5km	10km
03:51	07:42	19:14	38:29
15km	20km	Half Marathon	Marathon
57:43	1:16:58	1:21:11	2:42:22

Split by km

km	Time/km
1 km	03:51
2 km	07:42
3 km	11:33
4 km	15:24
5 km	19:14
0.7 km	21:56

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