12.74km/h, my running speed on 21.1km 1:39:21

Time equivalence by distance

1km	2km	5km	10km
04:43	09:25	23:33	47:05
15km	20km	Half Marathon	Marathon
1:10:38	1:34:10	1:39:20	3:18:41

Split by km

km	Time/km
1 km	04:43
2 km	09:25
3 km	14:08
4 km	18:50
5 km	23:33
6 km	28:15
7 km	32:58
8 km	37:40
9 km	42:23
10 km	47:05
11 km	51:48
12 km	56:30
13 km	1:01:13
14 km	1:05:55
15 km	1:10:38
16 km	1:15:20
17 km	1:20:03
18 km	1:24:45
19 km	1:29:28
20 km	1:34:10
21 km	1:38:53
0.1 km	1:39:21

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