13.63km/h, my running speed on 4km 17:36

Time equivalence by distance

1km	2km	5km	10km
04:24	08:48	22:00	44:00
15km	20km	Half Marathon	Marathon
1:06:00	1:28:00	1:32:50	3:05:39

Split by km

km	Time/km
1 km	04:24
2 km	08:48
3 km	13:12
4 km	17:36

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