15.4km/h, my running speed on 7.7km 30:00

Time equivalence by distance

1km	2km	5km	10km
03:54	07:48	19:29	38:58
15km	20km	Half Marathon	Marathon
58:26	1:17:55	1:22:12	2:44:24

Split by km

km	Time/km
1 km	03:54
2 km	07:48
3 km	11:41
4 km	15:35
5 km	19:29
6 km	23:23
7 km	27:16
0.7 km	30:00

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