JON MARSTON

2 races in the archive

Personal bests

10K

49:10

2012 · 7:55 /mi

Progression

10K2 finishes · best 49:10 in 2012 · latest 50:42 in 2013
49:1050:0050:50201220132012 10K — 49:1049:102013 10K — 50:42

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

Race history