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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

Jon Thompson

#649 · 1:10:43 · M33 · Group Y · DR

Wave start 8:50 AM (Y-DR)

Athlete B

Official

Julia R Maxwell Bailey

#3 · 57:02 · F30 · Group Q · INV

Wave start 8:16 AM (Q-INV)

Comparison report

Download the full report as a PDF, share the file, or send a link to this view.

The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.

Interpretation

Jon (Y-DR) started at 8:50 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 34 minutes head start on Jon because the Runner wave starts 27 minutes after the Invitational wave. On foot, Jon ran 1:10:43 and Julia ran 57:02 — Julia was 13:41 faster than Jon. Jon took official place 649th (time-based 347th) 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 6:56 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Julia R Maxwell Bailey (Q-INV) started 34 min earlier than Jon (Y-DR).

The Runner wave starts 27 min after the Invitational wave.

Overall place Δ
+646
Actual time Δ
+13:41
Section gap Δ
27 min (Julia earlier)
Wave start Δ
34 min (Julia earlier)
Finish clock Δ
+47:41
Section place Δ

Δ = JonJulia. Negative means Jon is ahead/faster.

Race timeline

Computed
Jon (Y-DR) · start 8:50 AM1:10:43
Julia (Q-INV) · start 8:16 AM57:02
Earliest wave start (8:16 AM)Last finish (+1:44:43)
  • Julia (Q-INV) started at 8:16 AM.
  • Jon (Y-DR) started at 8:50 AM, 34:00 later — the Invitational wave starts 27 min before the Runner wave.
  • Actual running time: Julia was 13:41 faster on foot than Jon.
  • Finish clock: Julia crossed the line 47:41 ahead of Jon Julia wins this head-to-head.

Δ (A − B): actual +13:41 · finish clock +47:41.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentJonJuliaΔ
Start to Top of Stairs8:066:46+1:20
Stairs to Windy Gap5:485:03+0:45
Windy Gap to Muir Woods5:525:20+0:32
Muir Woods to Cardiac27:2220:26+6:56
Cardiac to White Gate14:2611:52+2:34
White Gate to The Stile7:105:54+1:16
The Stile to Finish1:591:41+0:18

Δ negative = Jon ran the segment faster.