Preliminary results · 1,398 finishers · source dipsea.orgLoaded 16 Jun 2026 · preliminary results may change

Head-to-head

Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.

Athlete A

Official

Mark Callon

#76 · 1:05:42 · M57 · Group Q · INV

Wave start 8:16 AM (Q-INV)

Athlete B

Official

Julia R Maxwell Bailey

#3 · 57:02 · F30 · Group Q · INV

Wave start 8:16 AM (Q-INV)

Comparison report

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Interpretation

Mark (Q-INV) started at 8:16 AM; Julia (Q-INV) started at 8:16 AM. Both left the line at the same moment. On foot, Mark ran 1:05:42 and Julia ran 57:02 — Julia was 8:40 faster than Mark. Mark took official place 76th (time-based 199th) and Julia took official place 3rd (time-based 32nd). Julia was faster on foot and finished ahead on the official clock too. Biggest swing: Julia gained 3:06 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Both started in the same wave.

Overall place Δ: +73
Actual time Δ: +8:40
Section gap Δ: ±0 (same section)
Wave start Δ: ±0 min
Finish clock Δ: +8:40
Section place Δ: +13

Δ = Mark − Julia. Negative means Mark is ahead/faster.

Race timeline

Computed

Mark (Q-INV) · start 8:16 AM1:05:42

Julia (Q-INV) · start 8:16 AM57:02

Earliest wave start (8:16 AM)Last finish (+1:05:42)

Mark (Q-INV) started at 8:16 AM.
Julia (Q-INV) also started at 8:16 AM.
Actual running time: Julia was 8:40 faster on foot than Mark.
Finish clock: Julia crossed the line 8:40 ahead of Mark — Julia wins this head-to-head.

Δ (A − B): actual +8:40 · finish clock +8:40.

Position through the course

Official

Segment-by-segment splits

Official

Segment-by-segment splits comparing the two selected athletes.
Segment	Mark	Julia	Δ
Start to Top of Stairs	7:25	6:46	+0:39
Stairs to Windy Gap	5:30	5:03	+0:27
Windy Gap to Muir Woods	5:43	5:20	+0:23
Muir Woods to Cardiac	23:32	20:26	+3:06
Cardiac to White Gate	14:02	11:52	+2:10
White Gate to The Stile	7:39	5:54	+1:45
The Stile to Finish	1:51	1:41	+0:10

Δ negative = Mark ran the segment faster.

Open Mark's dashboard · Open Julia's dashboard