15.14km/h, my running speed on 5.3km 21:00

Time equivalence by distance

1km	2km	5km	10km
03:58	07:55	19:49	39:37
15km	20km	Half Marathon	Marathon
59:26	1:19:15	1:23:36	2:47:11

Split by km

km	Time/km
1 km	03:58
2 km	07:55
3 km	11:53
4 km	15:51
5 km	19:49
0.3 km	20:60

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