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Unofficial Dipsea 2026 Race Analysis
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

Samuel R Stucki

#1079 · 1:28:52 · M30 · Group Z · DR

Wave start 8:51 AM (Z-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

Samuel (Z-DR) started at 8:51 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 35 minutes head start on Samuel because the Runner wave starts 27 minutes after the Invitational wave. On foot, Samuel ran 1:28:52 and Julia ran 57:02 — Julia was 31:50 faster than Samuel. Samuel took official place 1079th (time-based 883rd) 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 15:14 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Julia R Maxwell Bailey (Q-INV) started 35 min earlier than Samuel (Z-DR).

The Runner wave starts 27 min after the Invitational wave.

Overall place Δ
+1076
Actual time Δ
+31:50
Section gap Δ
27 min (Julia earlier)
Wave start Δ
35 min (Julia earlier)
Finish clock Δ
+1:06:50
Section place Δ
—

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

Race timeline

Computed
Samuel (Z-DR) · start 8:51 AM1:28:52
Julia (Q-INV) · start 8:16 AM57:02
Earliest wave start (8:16 AM)Last finish (+2:03:52)
  • Julia (Q-INV) started at 8:16 AM.
  • Samuel (Z-DR) started at 8:51 AM, 35:00 later — the Invitational wave starts 27 min before the Runner wave.
  • Actual running time: Julia was 31:50 faster on foot than Samuel.
  • Finish clock: Julia crossed the line 1:06:50 ahead of Samuel — Julia wins this head-to-head.

Δ (A − B): actual +31:50 · finish clock +1:06:50.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentSamuelJuliaΔ
Start to Top of Stairs10:056:46+3:19
Stairs to Windy Gap8:025:03+2:59
Windy Gap to Muir Woods6:575:20+1:37
Muir Woods to Cardiac35:4020:26+15:14
Cardiac to White Gate17:3511:52+5:43
White Gate to The Stile8:205:54+2:26
The Stile to Finish2:131:41+0:32

Δ negative = Samuel ran the segment faster.

Open Samuel's dashboard · Open Julia's dashboard