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

Ian Oprendek

#1364 · 2:10:01 · M28 · Group Z · DR

Wave start 8:51 AM (Z-DR)

Athlete B

Official

Colleen M Fox

#1369 · 3:01:53 · F71 · Group AAA · INV

Wave start 8:00 AM (AAA-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

Ian (Z-DR) started at 8:51 AM; Colleen (AAA-INV) started at 8:00 AM. That gave Colleen a 51 minutes head start on Ian because the Runner wave starts 27 minutes after the Invitational wave. On foot, Ian ran 2:10:01 and Colleen ran 3:01:53 — Ian was 51:52 faster than Colleen. Ian took official place 1364th (time-based 1331st) and Colleen took official place 1369th (time-based 1392nd). Ian was faster on foot and finished ahead on the official clock too. Biggest swing: Ian gained 15:24 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Colleen M Fox (AAA-INV) started 51 min earlier than Ian (Z-DR).

The Runner wave starts 27 min after the Invitational wave.

Overall place Δ
-5
Actual time Δ
-51:52
Section gap Δ
27 min (Colleen earlier)
Wave start Δ
51 min (Colleen earlier)
Finish clock Δ
-0:52
Section place Δ

Δ = IanColleen. Negative means Ian is ahead/faster.

Race timeline

Computed
Ian (Z-DR) · start 8:51 AM2:10:01
Colleen (AAA-INV) · start 8:00 AM3:01:53
Earliest wave start (8:00 AM)Last finish (+3:01:53)
  • Colleen (AAA-INV) started at 8:00 AM.
  • Ian (Z-DR) started at 8:51 AM, 51:00 later — the Invitational wave starts 27 min before the Runner wave.
  • Actual running time: Ian was 51:52 faster on foot than Colleen.
  • Finish clock: Ian crossed the line 0:52 ahead of Colleen Ian wins this head-to-head.

Δ (A − B): actual -51:52 · finish clock -0:52.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentIanColleenΔ
Start to Top of Stairs12:4318:42-5:59
Stairs to Windy Gap11:4713:43-1:56
Windy Gap to Muir Woods8:3614:47-6:11
Muir Woods to Cardiac48:291:03:53-15:24
Cardiac to White Gate28:2342:53-14:30
White Gate to The Stile16:3622:07-5:31
The Stile to Finish3:275:48-2:21

Δ negative = Ian ran the segment faster.