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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

Colleen M Fox

#1369 · 3:01:53 · F71 · Group AAA

Athlete B

Official

Ian Oprendek

#1364 · 2:10:01 · M28 · Group Z

Interpretation

Ian finished 5 places ahead overall. Ian ran 51:52 faster actual time than Colleen. Colleen had 24 more minutes of head start than Ian. Biggest swing: Ian gained 15:24 from Muir Woods to Cardiac.

Deltas

Computed

Head start

Colleen M Fox started 24 min earlier than Ian.

Overall place Δ
+5
Actual time Δ
+51:52
Head start Δ
24 min (Colleen)
Finish clock Δ
+27:52
Section place Δ

Δ = ColleenIan. Negative means Colleen is ahead/faster.

Race timeline

Computed
ColleenIan
Colleen · started first
Gun
3:01:53
Ian · started 24:00 later
+24:00
2:10:01
0:003:01:53
  • Colleen started first at the gun.
  • Ian started 24:00 later (lower head-start group).
  • Actual running time: Ian was 51:52 faster on foot than Colleen.
  • Finish clock: Ian crossed the line 27:52 ahead of Colleen Ian wins this head-to-head.

Δ (A − B): actual +51:52 · finish clock +27:52.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentColleenIanΔ
Start to Top of Stairs18:4212:43+5:59
Stairs to Windy Gap13:4311:47+1:56
Windy Gap to Muir Woods14:478:36+6:11
Muir Woods to Cardiac1:03:5348:29+15:24
Cardiac to White Gate42:5328:23+14:30
White Gate to The Stile22:0716:36+5:31
The Stile to Finish5:483:27+2:21

Δ negative = Colleen ran the segment faster.