13.61km/h, my running speed on 8.5km 37:28

Time equivalence by distance

1km	2km	5km	10km
04:24	08:49	22:02	44:05
15km	20km	Half Marathon	Marathon
1:06:07	1:28:09	1:32:60	3:05:59

Split by km

km	Time/km
1 km	04:24
2 km	08:49
3 km	13:13
4 km	17:38
5 km	22:02
6 km	26:27
7 km	30:51
8 km	35:16
0.5 km	37:28

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