JASON EFFORD

4 races in the archive

Personal bests

10K

52:36

2015 · 8:28 /mi

Progression

10K4 finishes · best 52:36 in 2015 · latest 53:22 in 2016
53:2055:0020132014201520162013 10K — 55:572014 10K — 55:192015 10K — 52:3652:362016 10K — 53:22

Lower on the chart is faster — a line falling to the right means improvement.

Race history