JOHN OBRIEN

4 races in the archive

Personal bests

10K

44:01

2008 · 7:05 /mi

Progression

10K4 finishes · best 44:01 in 2008 · latest 45:31 in 2012
43:2046:4020042006200820122004 10K — 46:232006 10K — 47:562008 10K — 44:0144:012012 10K — 45:31

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

Race history