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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

Ruben van der Dussen

#618 · 1:08:36 · M41 · Group Y · DR

Wave start 8:50 AM (Y-DR)

Athlete B

Official

Marshall Allen boyd

#619 · 1:10:38 · M46 · Group W · DR

Wave start 8:48 AM (W-DR)

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

Ruben (Y-DR) started at 8:50 AM; Marshall (W-DR) started at 8:48 AM. That gave Marshall a 2 minutes head start on Ruben. On foot, Ruben ran 1:08:36 and Marshall ran 1:10:38 — Ruben was 2:02 faster than Marshall. Ruben took official place 618th (time-based 276th) and Marshall took official place 619th (time-based 343rd). Ruben was faster on foot and finished ahead on the official clock too. Biggest swing: Ruben gained 0:53 from Top of Stairs to Windy Gap.

Deltas

Computed

Wave start

Marshall Allen boyd (W-DR) started 2 min earlier than Ruben (Y-DR).

Overall place Δ
-1
Actual time Δ
-2:02
Section gap Δ
±0 (same section)
Wave start Δ
2 min (Marshall earlier)
Finish clock Δ
-0:02
Section place Δ
+9

Δ = RubenMarshall. Negative means Ruben is ahead/faster.

Race timeline

Computed
Ruben (Y-DR) · start 8:50 AM1:08:36
Marshall (W-DR) · start 8:48 AM1:10:38
Earliest wave start (8:48 AM)Last finish (+1:10:38)
  • Marshall (W-DR) started at 8:48 AM.
  • Ruben (Y-DR) started at 8:50 AM, 2:00 later.
  • Actual running time: Ruben was 2:02 faster on foot than Marshall.
  • Finish clock: Ruben crossed the line 0:02 ahead of Marshall Ruben wins this head-to-head.

Δ (A − B): actual -2:02 · finish clock -0:02.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentRubenMarshallΔ
Start to Top of Stairs7:337:50-0:17
Stairs to Windy Gap5:346:27-0:53
Windy Gap to Muir Woods5:326:01-0:29
Muir Woods to Cardiac26:5527:35-0:40
Cardiac to White Gate13:5414:07-0:13
White Gate to The Stile7:186:53+0:25
The Stile to Finish1:501:45+0:05

Δ negative = Ruben ran the segment faster.