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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

Andrew P Davis

#343 · 1:11:34 · M48 · Group V · INV

Wave start 8:20 AM (V-INV)

Athlete B

Official

Jaclyn E Blumberg

#338 · 1:18:24 · F46 · Group M · INV

Wave start 8:13 AM (M-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

Andrew (V-INV) started at 8:20 AM; Jaclyn (M-INV) started at 8:13 AM. That gave Jaclyn a 7 minutes head start on Andrew. On foot, Andrew ran 1:11:34 and Jaclyn ran 1:18:24 — Andrew was 6:50 faster than Jaclyn. Andrew took official place 343rd (time-based 374th) and Jaclyn took official place 338th (time-based 590th). Jaclyn's head start was enough to flip the official order even though Andrew was faster on foot. Biggest swing: Andrew gained 3:00 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Jaclyn E Blumberg (M-INV) started 7 min earlier than Andrew (V-INV).

Overall place Δ
+5
Actual time Δ
-6:50
Section gap Δ
±0 (same section)
Wave start Δ
7 min (Jaclyn earlier)
Finish clock Δ
+0:10
Section place Δ
+3

Δ = AndrewJaclyn. Negative means Andrew is ahead/faster.

Race timeline

Computed
Andrew (V-INV) · start 8:20 AM1:11:34
Jaclyn (M-INV) · start 8:13 AM1:18:24
Earliest wave start (8:13 AM)Last finish (+1:18:34)
  • Jaclyn (M-INV) started at 8:13 AM.
  • Andrew (V-INV) started at 8:20 AM, 7:00 later.
  • Actual running time: Andrew was 6:50 faster on foot than Jaclyn.
  • Finish clock: Jaclyn crossed the line 0:10 ahead of Andrew Jaclyn wins this head-to-head.

Δ (A − B): actual -6:50 · finish clock +0:10.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentAndrewJaclynΔ
Start to Top of Stairs8:239:05-0:42
Stairs to Windy Gap6:106:57-0:47
Windy Gap to Muir Woods5:386:29-0:51
Muir Woods to Cardiac27:2130:21-3:00
Cardiac to White Gate14:3215:48-1:16
White Gate to The Stile7:267:39-0:13
The Stile to Finish2:042:05-0:01

Δ negative = Andrew ran the segment faster.