7.55km/h, my running speed on 12km 1:35:15

Time equivalence by distance

1km	2km	5km	10km
07:56	15:53	39:41	1:19:23
15km	20km	Half Marathon	Marathon
1:59:04	2:38:45	2:47:27	5:34:55

Split by km

km	Time/km
1 km	07:56
2 km	15:53
3 km	23:49
4 km	31:45
5 km	39:41
6 km	47:38
7 km	55:34
8 km	1:03:30
9 km	1:11:26
10 km	1:19:23
11 km	1:27:19
12 km	1:35:15

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