13.71km/h, my running speed on 8km 35:00

Time equivalence by distance

1km	2km	5km	10km
04:23	08:45	21:53	43:45
15km	20km	Half Marathon	Marathon
1:05:38	1:27:30	1:32:18	3:04:36

Split by km

km	Time/km
1 km	04:23
2 km	08:45
3 km	13:08
4 km	17:30
5 km	21:53
6 km	26:15
7 km	30:38
8 km	35:00

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