JUSTIN SHIRK

4 races in the archive

Personal bests

10K

49:07

2010 · 7:54 /mi

Progression

10K4 finishes · best 49:07 in 2010 · latest 50:11 in 2013
50:0053:2020092010201120132009 10K — 50:232010 10K — 49:0749:072011 10K — 53:192013 10K — 50:11

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

Race history