JOHN PFEIFFER

6 races in the archive

Personal bests

10K

49:43

2017 · 8:00 /mi

8K

39:10

2019 · 7:53 /mi

Progression

10K5 finishes · best 49:43 in 2017 · latest 50:47 in 2019
50:0051:4053:20201420152017201820192014 10K — 51:042015 10K — 51:292017 10K — 49:4349:432018 10K — 53:102019 10K — 50:47

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

10K — pace by segment3 of 3 editions shown
8:008:208:40Start–5K5K–Finish2019 · Start to 5K · 8:14 /mi2019 · 5K to Finish · 8:07 /mi20192018 · Start to 5K · 8:24 /mi2018 · 5K to Finish · 8:43 /mi20182017 · Start to 5K · 7:59 /mi2017 · 5K to Finish · 8:02 /mi2017

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