ZACHERY BIR

8 races in the archive

Personal bests

Marathon

4:41:32

2018 · 10:44 /mi

10K

54:34

2018 · 8:47 /mi

8K

47:19

2017 · 9:31 /mi

Progression

10K5 finishes · best 54:34 in 2018 · latest 1:05:06 in 2019
1:06:401:40:00201120132017201820192011 10K — 1:39:562013 10K — 1:28:412017 10K — 2:00:572018 10K — 54:3454:342019 10K — 1:05:06

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

8K2 finishes · best 47:19 in 2017 · latest 58:40 in 2019
50:0058:20201720192017 2017 VCU Health 8K — 47:1947:192019 2019 Allianz Partners 8K — 58:40

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

10K — pace by segment3 of 3 editions shown
8:2012:3016:4020:50Start–5K5K–Finish2019 · Start to 5K · 9:50 /mi2019 · 5K to Finish · 11:07 /mi20192018 · Start to 5K · 8:34 /mi2018 · 5K to Finish · 9:00 /mi20182017 · Start to 5K · 19:30 /mi2017 · 5K to Finish · 19:26 /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.

Race history