Skip to main content
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

Sean Riedel

#37 · 54:23 · M27 · Group Z · INV

Wave start 8:24 AM (Z-INV)

Athlete B

Official

Alan B Reynolds

#32 · 1:05:26 · M62 · Group L · INV

Wave start 8:12 AM (L-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

Sean (Z-INV) started at 8:24 AM; Alan (L-INV) started at 8:12 AM. That gave Alan a 12 minutes head start on Sean. On foot, Sean ran 54:23 and Alan ran 1:05:26 — Sean was 11:03 faster than Alan. Sean took official place 37th (time-based 14th) and Alan took official place 32nd (time-based 192nd). Alan's head start was enough to flip the official order even though Sean was faster on foot. Biggest swing: Sean gained 4:41 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Alan B Reynolds (L-INV) started 12 min earlier than Sean (Z-INV).

Overall place Δ
+5
Actual time Δ
-11:03
Section gap Δ
±0 (same section)
Wave start Δ
12 min (Alan earlier)
Finish clock Δ
+0:57
Section place Δ
+3

Δ = SeanAlan. Negative means Sean is ahead/faster.

Race timeline

Computed
Sean (Z-INV) · start 8:24 AM54:23
Alan (L-INV) · start 8:12 AM1:05:26
Earliest wave start (8:12 AM)Last finish (+1:06:23)
  • Alan (L-INV) started at 8:12 AM.
  • Sean (Z-INV) started at 8:24 AM, 12:00 later.
  • Actual running time: Sean was 11:03 faster on foot than Alan.
  • Finish clock: Alan crossed the line 0:57 ahead of Sean Alan wins this head-to-head.

Δ (A − B): actual -11:03 · finish clock +0:57.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentSeanAlanΔ
Start to Top of Stairs6:307:25-0:55
Stairs to Windy Gap4:545:48-0:54
Windy Gap to Muir Woods4:265:16-0:50
Muir Woods to Cardiac20:4825:29-4:41
Cardiac to White Gate11:0512:59-1:54
White Gate to The Stile5:076:24-1:17
The Stile to Finish1:332:05-0:32

Δ negative = Sean ran the segment faster.