JAMES SPERZEL

5 races in the archive

Personal bests

Half Marathon

1:46:51

2009 · 8:09 /mi

10K

48:51

2009 · 7:52 /mi

8K

41:09

2007 · 8:17 /mi

Progression

Half Marathon2 finishes · best 1:46:51 in 2009 — their most recent
1:48:201:56:40200820092008 2008 McDonalds Half Marathon — 1:59:012009 2009 McDonalds Half Marathon — 1:46:511:46:51

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

10K2 finishes · best 48:51 in 2009 — their most recent
48:2050:0051:40200820092008 10K — 51:592009 10K — 48:5148:51

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

Half Marathon — pace by segment2 of 2 editions shown
8:209:10Start–10K10K–Finish2009 · Start to 10K · 8:07 /mi2009 · 10K to Finish · 8:11 /mi20092008 · Start to 10K · 8:28 /mi2008 · 10K to Finish · 9:38 /mi2008

Minutes per mile over each stretch of the course. Lower is faster, so a line rising to the right means slowing down. Colour runs pale for the earliest editions to dark for the most recent; tap a year to show or hide it.

Race history