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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

Sean Riedel

#37 · 54:23 · M27 · Group Z · INV

Wave start 8:24 AM (Z-INV)

Athlete B

Official

Amir Barkan

#39 · 53:24 · M24 · Group SCR · INV

Wave start 8:25 AM (SCR-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; Amir (SCR-INV) started at 8:25 AM. That gave Sean a 1 minute head start on Amir. On foot, Sean ran 54:23 and Amir ran 53:24 — Amir was 0:59 faster than Sean. Sean took official place 37th (time-based 14th) and Amir took official place 39th (time-based 9th). Sean's head start was enough to flip the official order even though Amir was faster on foot. Biggest swing: Amir gained 1:08 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Sean Riedel (Z-INV) started 1 min earlier than Amir (SCR-INV).

Overall place Δ
-2
Actual time Δ
+0:59
Section gap Δ
±0 (same section)
Wave start Δ
1 min (Sean earlier)
Finish clock Δ
-0:01
Section place Δ
+1

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

Race timeline

Computed
Sean (Z-INV) · start 8:24 AM54:23
Amir (SCR-INV) · start 8:25 AM53:24
Earliest wave start (8:24 AM)Last finish (+54:24)
  • Sean (Z-INV) started at 8:24 AM.
  • Amir (SCR-INV) started at 8:25 AM, 1:00 later.
  • Actual running time: Amir was 0:59 faster on foot than Sean.
  • Finish clock: Sean crossed the line 0:01 ahead of Amir Sean wins this head-to-head.

Δ (A − B): actual +0:59 · finish clock -0:01.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentSeanAmirΔ
Start to Top of Stairs6:306:13+0:17
Stairs to Windy Gap4:544:33+0:21
Windy Gap to Muir Woods4:264:43-0:17
Muir Woods to Cardiac20:4819:40+1:08
Cardiac to White Gate11:0511:04+0:01
White Gate to The Stile5:075:36-0:29
The Stile to Finish1:331:35-0:02

Δ negative = Sean ran the segment faster.