16.55km/h, my running speed on 6km 21:45

Time equivalence by distance

1km	2km	5km	10km
03:38	07:15	18:08	36:15
15km	20km	Half Marathon	Marathon
54:23	1:12:30	1:16:29	2:32:57

Split by km

km	Time/km
1 km	03:38
2 km	07:15
3 km	10:53
4 km	14:30
5 km	18:08
6 km	21:45

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