JOHN REIFENBERG

5 races in the archive

Personal bests

Marathon

3:44:17

2024 · 8:33 /mi

Half Marathon

1:39:36

2017 · 7:36 /mi

10K

55:26.2

2024 · 8:55 /mi

Progression

Half Marathon2 finishes · best 1:39:36 in 2017 · latest 1:43:42 in 2021
1:40:001:43:20201720212017 2017 Markel Richmond Half Marathon — 1:39:361:39:362021 2021 Carmax Richmond Half Marathon — 1:43:42

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

10K2 finishes · best 55:26.2 in 2024 — their most recent
58:201:06:40202320242023 10K — 1:07:192024 10K — 55:26.255:26.2

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

Half Marathon — pace by segment2 of 2 editions shown
7:407:50Start–10K10K–Finish2021 · Start to 10K · 7:54 /mi2021 · 10K to Finish · 7:55 /mi20212017 · Start to 10K · 7:35 /mi2017 · 10K to Finish · 7:37 /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 segment2 of 2 editions shown
8:2010:00Start–5K5K–Finish2024 · Start to 5K · 10:04 /mi2024 · 5K to Finish · 7:47 /mi20242023 · Start to 5K · 10:39 /mi2023 · 5K to Finish · 11:01 /mi2023

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