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

Rob Spinosa

#394 · 1:15:07 · M55 · Group T

Athlete B

Official

David T Lam

#397 · 1:10:15 · M41 · Group Y

Interpretation

Rob finished 3 places ahead overall. David ran 4:52 faster actual time than Rob. Rob had 5 more minutes of head start than David. Biggest swing: David gained 2:47 from Muir Woods to Cardiac.

Deltas

Computed
Overall place Δ
-3
Actual time Δ
+4:52
Head start Δ
+5:00
Finish clock Δ
-0:08
Section place Δ
-61

Δ = RobDavid. Negative means Rob is ahead/faster.

What shaped the result

Computed

Position through the course

Official

Segment-by-segment splits

Official
SegmentRobDavidΔ
Start to Top of Stairs8:288:16+0:12
Stairs to Windy Gap6:516:05+0:46
Windy Gap to Muir Woods5:435:36+0:07
Muir Woods to Cardiac29:1326:26+2:47
Cardiac to White Gate15:2314:53+0:30
White Gate to The Stile7:187:07+0:11
The Stile to Finish2:111:52+0:19

Δ negative = Rob ran the segment faster.