13.19km/h, my running speed on 4km 18:11

Time equivalence by distance

1km	2km	5km	10km
04:33	09:05	22:44	45:27
15km	20km	Half Marathon	Marathon
1:08:11	1:30:55	1:35:54	3:11:49

Split by km

km	Time/km
1 km	04:33
2 km	09:05
3 km	13:38
4 km	18:11

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