SHANNON LEFFLER

10 races in the archive

Personal bests

Marathon

5:21:30

2015 · 12:16 /mi

Half Marathon

2:12:48

2012 · 10:08 /mi

10K

1:01:53

2015 · 9:58 /mi

Progression

Half Marathon4 finishes · best 2:12:48 in 2012 · latest 2:53:51 in 2022
2:13:202:46:4020112012201920222011 2011 McDonald's Half Marathon — 2:20:202012 2012 American Family Fitness Half Marathon — 2:12:482:12:482019 2019 Markel Richmond Half Marathon — 2:18:002022 2022 CarMax Richmond Half Marathon — 2:53:51

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

10K5 finishes · best 1:01:53 in 2015 · latest 1:09:02 in 2023
1:06:40201520182019202220232015 10K — 1:01:531:01:532018 10K — 1:06:202019 10K — 1:05:392022 10K — 1:12:002023 10K — 1:09:02

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

Half Marathon — pace by segment4 of 4 editions shown
10:0011:4013:2015:00Start–10K10K–Finish2022 · Start to 10K · 11:28 /mi2022 · 10K to Finish · 14:53 /mi20222019 · Start to 10K · 10:29 /mi2019 · 10K to Finish · 10:34 /mi20192012 · Start to 10K · 9:59 /mi2012 · 10K to Finish · 10:16 /mi20122011 · Start to 10K · 10:26 /mi2011 · 10K to Finish · 10:57 /mi2011

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.

10K — pace by segment4 of 4 editions shown
10:5011:40Start–5K5K–Finish2023 · Start to 5K · 10:48 /mi2023 · 5K to Finish · 11:26 /mi20232022 · Start to 5K · 11:02 /mi2022 · 5K to Finish · 12:08 /mi20222019 · Start to 5K · 10:40 /mi2019 · 5K to Finish · 10:28 /mi20192018 · Start to 5K · 10:30 /mi2018 · 5K to Finish · 10:51 /mi2018

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