SONJA SEWARD

10 races in the archive

Personal bests

Marathon

4:54:48

2019 · 11:15 /mi

Half Marathon

1:58:29

2018 · 9:02 /mi

10K

57:00

2018 · 9:10 /mi

Progression

Half Marathon6 finishes · best 1:58:29 in 2018 · latest 2:12:34 in 2025
1:56:402:05:002:13:202017201820212022202320252017 2017 Markel Richmond Half Marathon — 1:59:432018 2018 Markel Richmond Half Marathon — 1:58:291:58:292021 2021 Carmax Richmond Half Marathon — 2:00:412022 2022 CarMax Richmond Half Marathon — 2:09:252023 2023 CarMax Richmond Half Marathon — 2:10:142025 2025 CarMax Richmond Half Marathon — 2:12:34

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

10K3 finishes · best 57:00 in 2018 — their most recent
56:401:00:002016201720182016 10K — 1:00:482017 10K — 1:00:482018 10K — 57:0057:00

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

Half Marathon — pace by segment6 of 6 editions shown
8:459:109:3510:00Start–10K10K–Finish2025 · Start to 10K · 10:07 /mi2025 · 10K to Finish · 10:06 /mi20252023 · Start to 10K · 9:58 /mi2023 · 10K to Finish · 9:54 /mi20232022 · Start to 10K · 9:46 /mi2022 · 10K to Finish · 9:58 /mi20222021 · Start to 10K · 9:00 /mi2021 · 10K to Finish · 9:23 /mi20212018 · Start to 10K · 8:55 /mi2018 · 10K to Finish · 9:09 /mi20182017 · Start to 10K · 9:11 /mi2017 · 10K to Finish · 9:05 /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.

10K — pace by segment3 of 3 editions shown
9:009:209:4010:00Start–5K5K–Finish2018 · Start to 5K · 9:06 /mi2018 · 5K to Finish · 9:15 /mi20182017 · Start to 5K · 10:00 /mi2017 · 5K to Finish · 9:34 /mi20172016 · Start to 5K · 10:04 /mi2016 · 5K to Finish · 9:31 /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