WILLIAM O JOHNSON JR

2 races in the archive

Personal bests

10K

52:41

2009 · 8:29 /mi

Progression

10K2 finishes · best 52:41 in 2009 · latest 1:08:01 in 2014
50:0058:201:06:40200920142009 10K — 52:4152:412014 10K — 1:08:01

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

Race history