JOHN MARSHALL

3 races in the archive

Personal bests

10K

50:52

2013 · 8:11 /mi

Progression

10K3 finishes · best 50:52 in 2013 · latest 53:59 in 2019
51:4053:202012201320192012 10K — 53:042013 10K — 50:5250:522019 10K — 53:59

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

Race history