JOSEPH O'BRIEN

4 races in the archive

Personal bests

10K

1:10:43

2013 · 11:23 /mi

Progression

10K4 finishes · best 1:10:43 in 2013 · latest 1:16:49 in 2016
1:10:001:13:201:16:4020132014201520162013 10K — 1:10:431:10:432014 10K — 1:13:392015 10K — 1:16:462016 10K — 1:16:49

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

Race history