JOHN SZUMSKI

7 races in the archive

Personal bests

Marathon

6:05:52

2015 · 13:57 /mi

Half Marathon

2:29:37

2012 · 11:25 /mi

10K

55:41

2011 · 8:58 /mi

8K

51:07

2011 · 10:17 /mi

Progression

10K4 finishes · best 55:41 in 2011 · latest 1:09:58 in 2016
58:201:06:4020112012201320162011 10K — 55:4155:412012 10K — 1:00:282013 10K — 1:02:132016 10K — 1:09:58

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

Race history