18.32km/h, my running speed on 4km 13:06

Time equivalence by distance

1km	2km	5km	10km
03:17	06:33	16:23	32:45
15km	20km	Half Marathon	Marathon
49:08	1:05:30	1:09:06	2:18:11

Split by km

km	Time/km
1 km	03:17
2 km	06:33
3 km	09:50
4 km	13:06

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