JONATHAN MASON

8 races in the archive

Personal bests

10K

48:17

2008 · 7:46 /mi

Progression

10K8 finishes · best 48:17 in 2008 · latest 58:03 in 2016
50:0058:20200820092011201220132014201520162008 10K — 48:1748:172009 10K — 53:472011 10K — 59:352012 10K — 53:482013 10K — 51:382014 10K — 52:212015 10K — 52:122016 10K — 58:03

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

Race history