17.31km/h, my running speed on 4.4km 15:15

Time equivalence by distance

1km	2km	5km	10km
03:28	06:56	17:20	34:40
15km	20km	Half Marathon	Marathon
51:59	1:09:19	1:13:07	2:26:15

Split by km

km	Time/km
1 km	03:28
2 km	06:56
3 km	10:24
4 km	13:52
0.4 km	15:15

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