13.89km/h, my running speed on 8.8km 38:00

Time equivalence by distance

1km	2km	5km	10km
04:19	08:38	21:35	43:11
15km	20km	Half Marathon	Marathon
1:04:46	1:26:22	1:31:06	3:02:12

Split by km

km	Time/km
1 km	04:19
2 km	08:38
3 km	12:57
4 km	17:16
5 km	21:35
6 km	25:55
7 km	30:14
8 km	34:33
0.8 km	38:00

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