JILL JEFFERSON

9 races in the archive

Personal bests

Half Marathon

2:03:31

2014 · 9:25 /mi

10K

55:08

2015 · 8:52 /mi

8K

52:17

2018 · 10:31 /mi

Progression

Half Marathon3 finishes · best 2:03:31 in 2014 · latest 2:07:03 in 2015
2:03:202:06:402013201420152013 2013 American Family Fitness Half Marathon — 2:08:122014 2014 American Family Fitness Half Marathon — 2:03:312:03:312015 2015 American Family Fitness Half Marathon — 2:07:03

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

10K5 finishes · best 55:08 in 2015 · latest 1:10:03 in 2017
1:06:40201320142015201620172013 10K — 1:15:112014 10K — 59:142015 10K — 55:0855:082016 10K — 1:04:532017 10K — 1:10:03

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

Half Marathon — pace by segment3 of 3 editions shown
9:009:209:4010:00Start–10K10K–Finish2015 · Start to 10K · 9:16 /mi2015 · 10K to Finish · 10:04 /mi20152014 · Start to 10K · 9:04 /mi2014 · 10K to Finish · 9:45 /mi20142013 · Start to 10K · 9:28 /mi2013 · 10K to Finish · 10:04 /mi2013

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 segment2 of 2 editions shown
10:0010:50Start–5K5K–Finish2017 · Start to 5K · 11:21 /mi2017 · 5K to Finish · 11:12 /mi20172016 · Start to 5K · 11:09 /mi2016 · 5K to Finish · 9:44 /mi2016

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