JONATHAN WILLIAMSON

4 races in the archive

Personal bests

Marathon

3:33:53

2004 · 8:09 /mi

10K

39:06

2007 · 6:18 /mi

Progression

10K3 finishes · best 39:06 in 2007 — their most recent
40:002005200620072005 10K — 39:302006 10K — 41:002007 10K — 39:0639:06

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

Race history