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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

John P Cassidy

#517 · 1:23:17 · M46 · Group W · INV

Wave start 8:21 AM (W-INV)

Athlete B

Official

Hector Sigurdsson

#522 · 1:21:45 · M17 · Group Y · INV

Wave start 8:23 AM (Y-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

John (W-INV) started at 8:21 AM; Hector (Y-INV) started at 8:23 AM. That gave John a 2 minutes head start on Hector. On foot, John ran 1:23:17 and Hector ran 1:21:45 — Hector was 1:32 faster than John. John took official place 517th (time-based 749th) and Hector took official place 522nd (time-based 700th). John's head start was enough to flip the official order even though Hector was faster on foot. Biggest swing: Hector gained 2:49 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

John P Cassidy (W-INV) started 2 min earlier than Hector (Y-INV).

Overall place Δ
-5
Actual time Δ
+1:32
Section gap Δ
±0 (same section)
Wave start Δ
2 min (John earlier)
Finish clock Δ
-0:28
Section place Δ
-54

Δ = JohnHector. Negative means John is ahead/faster.

Race timeline

Computed
John (W-INV) · start 8:21 AM1:23:17
Hector (Y-INV) · start 8:23 AM1:21:45
Earliest wave start (8:21 AM)Last finish (+1:23:45)
  • John (W-INV) started at 8:21 AM.
  • Hector (Y-INV) started at 8:23 AM, 2:00 later.
  • Actual running time: Hector was 1:32 faster on foot than John.
  • Finish clock: John crossed the line 0:28 ahead of Hector John wins this head-to-head.

Δ (A − B): actual +1:32 · finish clock -0:28.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentJohnHectorΔ
Start to Top of Stairs9:078:38+0:29
Stairs to Windy Gap7:027:40-0:38
Windy Gap to Muir Woods6:126:42-0:30
Muir Woods to Cardiac33:5831:09+2:49
Cardiac to White Gate16:5117:40-0:49
White Gate to The Stile8:017:53+0:08
The Stile to Finish2:062:03+0:03

Δ negative = John ran the segment faster.