Running a Trail Ultramarathon (40K and Beyond)

4.8

4.8

4.2

4.7

4.7

4.8

4.8

4.5

4.9

4.7

4.7

4.7

4.7

4.7

4.6

4.8

4.4

4.6

4.7

4.5

4.8

4

4.9

4.3

4.7

4.7

4

5

4.7

4.4

4.8

4.6

4.9

4.5

4.8

4.1

4.5

4.6

4.5

5