JAN J. DEKKER

7 races in the archive

Personal bests

Marathon

4:06:41

2010 · 9:25 /mi

Half Marathon

2:24:08

2019 · 11:00 /mi

Progression

Marathon4 finishes · best 4:06:41 in 2010 · latest 4:11:13 in 2013
4:05:504:10:004:14:1020092010201120132009 2009 SunTrust Richmond Marathon — 4:14:412010 2010 SunTrust Richmond Marathon — 4:06:414:06:412011 2011 SunTrust Richmond Marathon — 4:14:142013 2013 Anthem Richmond Marathon — 4:11:13

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

Half Marathon3 finishes · best 2:24:08 in 2019 · latest 2:25:27 in 2023
2:25:002:26:402019202220232019 2019 Markel Richmond Half Marathon — 2:24:082:24:082022 2022 CarMax Richmond Half Marathon — 2:26:532023 2023 CarMax Richmond Half Marathon — 2:25:27

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

Marathon — pace by segment4 of 4 editions shown
9:1010:0010:50Start–10K10K–HalfHalf–20 Mile20 Mile–Finish2013 · Start to 10K · 8:59 /mi2013 · 10K to Half · 9:10 /mi2013 · Half to 20 Mile · 10:24 /mi2013 · 20 Mile to Finish · 9:44 /mi20132011 · Start to 10K · 8:53 /mi2011 · 10K to Half · 8:50 /mi2011 · Half to 20 Mile · 10:09 /mi2011 · 20 Mile to Finish · 10:58 /mi20112010 · Start to 10K · 9:04 /mi2010 · 10K to Half · 8:58 /mi2010 · Half to 20 Mile · 9:12 /mi2010 · 20 Mile to Finish · 10:28 /mi20102009 · Start to Half · 9:10 /mi2009 · Half to 20 Mile · 9:38 /mi2009 · 20 Mile to Finish · 10:57 /mi2009

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.

Half Marathon — pace by segment3 of 3 editions shown
11:0011:20Start–10K10K–Finish2023 · Start to 10K · 11:22 /mi2023 · 10K to Finish · 10:51 /mi20232022 · Start to 10K · 11:10 /mi2022 · 10K to Finish · 11:14 /mi20222019 · Start to 10K · 11:00 /mi2019 · 10K to Finish · 10:59 /mi2019

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