15.8km/h, my running speed on 5.5km 20:53

Time equivalence by distance

1km	2km	5km	10km
03:48	07:36	18:59	37:58
15km	20km	Half Marathon	Marathon
56:57	1:15:56	1:20:06	2:40:13

Split by km

km	Time/km
1 km	03:48
2 km	07:36
3 km	11:23
4 km	15:11
5 km	18:59
0.5 km	20:53

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