DON COSTELLO

7 races in the archive

Personal bests

Half Marathon

1:59:22

2010 · 9:06 /mi

10K

49:45

2003 · 8:00 /mi

Progression

10K6 finishes · best 49:45 in 2003 · latest 1:16:26 in 2024
50:001:06:402003201120142021202320242003 10K — 49:4549:452011 10K — 55:302014 10K — 57:432021 10K — 1:06:182023 10K — 1:09:232024 10K — 1:16:26

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

10K — pace by segment3 of 3 editions shown
10:5011:4012:30Start–5K5K–Finish2024 · Start to 5K · 11:51 /mi2024 · 5K to Finish · 12:45 /mi20242023 · Start to 5K · 11:08 /mi2023 · 5K to Finish · 11:12 /mi20232021 · Start to 5K · 10:48 /mi2021 · 5K to Finish · 10:32 /mi2021

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