MARIE SERFIS

4 races in the archive

Personal bests

Half Marathon

1:44:23

2019 · 7:58 /mi

10K

53:02

2026 · 8:32 /mi

Progression

10K3 finishes · best 53:02 in 2026 — their most recent
53:2056:402023202520262023 10K — 54:482025 10K — 58:462026 10K — 53:0253:02

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

10K — pace by segment3 of 3 editions shown
8:208:459:109:35Start–5K5K–Finish2026 · Start to 5K · 8:26 /mi2026 · 5K to Finish · 8:38 /mi20262025 · Start to 5K · 9:31 /mi2025 · 5K to Finish · 9:24 /mi20252023 · Start to 5K · 8:45 /mi2023 · 5K to Finish · 8:53 /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