TADAO UCHISAWA

29 races in the archive

Personal bests

Marathon

3:42:52

2011 · 8:30 /mi

Half Marathon

1:39:57

2010 · 7:37 /mi

10K

42:29

2012 · 6:50 /mi

Progression

Marathon5 finishes · best 3:42:52 in 2011 · latest 4:31:19 in 2015
3:53:204:26:40201120122013201420152011 2011 SunTrust Richmond Marathon — 3:42:523:42:522012 2012 Anthem Richmond Marathon — 4:23:322013 2013 Anthem Richmond Marathon — 4:33:382014 2014 Anthem Richmond Marathon — 4:14:022015 2015 Anthem Richmond Marathon — 4:31:19

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

Half Marathon12 finishes · best 1:39:57 in 2010 · latest 1:51:29 in 2025
1:40:001:56:402:13:202009201020162017201820192020202120222023202420252009 2009 McDonalds Half Marathon — 1:41:522010 2010 McDonalds Half Marathon — 1:39:571:39:572016 2016 American Family Fitness Half Marathon — 1:48:262017 2017 Markel Richmond Half Marathon — 1:44:302018 2018 Markel Richmond Half Marathon — 1:45:352019 2019 Markel Richmond Half Marathon — 1:47:272020 2020 Richmond Half Marathon — 2:09:082021 2021 Carmax Richmond Half Marathon — 1:52:342022 2022 CarMax Richmond Half Marathon — 2:00:012023 2023 CarMax Richmond Half Marathon — 1:49:242024 2024 CarMax Richmond Half Marathon — 1:52:192025 2025 CarMax Richmond Half Marathon — 1:51:29

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

10K12 finishes · best 42:29 in 2012 · latest 51:07 in 2026
41:4050:0058:202010201120122013201420152016201720192021202420262010 10K — 44:242011 10K — 47:372012 10K — 42:2942:292013 10K — 43:352014 10K — 44:122015 10K — 44:152016 10K — 44:012017 10K — 48:122019 10K — 49:542021 10K — 56:402024 10K — 49:33.52026 10K — 51:07

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

Marathon — pace by segment5 of 5 editions shown
6:4010:0013:20Start–10K10K–HalfHalf–20 Mile20 Mile–Finish2015 · Start to 10K · 8:51 /mi2015 · 10K to Half · 8:43 /mi2015 · Half to 20 Mile · 9:51 /mi2015 · 20 Mile to Finish · 14:12 /mi20152014 · Start to 10K · 9:58 /mi2014 · 10K to Half · 9:50 /mi2014 · Half to 20 Mile · 9:31 /mi2014 · 20 Mile to Finish · 9:27 /mi20142013 · Start to 10K · 9:17 /mi2013 · 10K to Half · 9:09 /mi2013 · Half to 20 Mile · 11:06 /mi2013 · 20 Mile to Finish · 12:17 /mi20132012 · Start to 10K · 8:36 /mi2012 · 10K to Half · 8:34 /mi2012 · Half to 20 Mile · 8:54 /mi2012 · 20 Mile to Finish · 14:26 /mi20122011 · Start to 10K · 7:48 /mi2011 · 10K to Half · 7:24 /mi2011 · Half to 20 Mile · 8:02 /mi2011 · 20 Mile to Finish · 10:56 /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.

Half Marathon — pace by segment6 of 11 editions shown
8:209:10Start–10K10K–Finish2025 · Start to 10K · 8:01 /mi2025 · 10K to Finish · 8:57 /mi20252024 · Start to 10K · 8:07 /mi2024 · 10K to Finish · 8:58 /mi20242023 · Start to 10K · 8:18 /mi2023 · 10K to Finish · 8:24 /mi20232022 · Start to 10K · 8:34 /mi2022 · 10K to Finish · 9:42 /mi20222021 · Start to 10K · 8:24 /mi2021 · 10K to Finish · 8:45 /mi20212019 · Start to 10K · 8:02 /mi2019 · 10K to Finish · 8:21 /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.

10K — pace by segment6 of 6 editions shown
6:408:20Start–5K5K–Finish2026 · Start to 5K · 8:09 /mi2026 · 5K to Finish · 8:18 /mi20262024 · Start to 5K · 7:41 /mi2024 · 5K to Finish · 8:16 /mi20242021 · Start to 5K · 8:44 /mi2021 · 5K to Finish · 9:30 /mi20212019 · Start to 5K · 7:52 /mi2019 · 5K to Finish · 8:12 /mi20192017 · Start to 5K · 7:47 /mi2017 · 5K to Finish · 7:43 /mi20172016 · Start to 5K · 7:17 /mi2016 · 5K to Finish · 6:53 /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