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

Isaac Blundell

#331 · 1:07:15 · M31 · Group Z · INV

Wave start 8:24 AM (Z-INV)

Athlete B

Official

Jack J Barbour

#329 · 1:07:12 · M26 · Group Z · INV

Wave start 8:24 AM (Z-INV)

Comparison report

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Interpretation

Isaac (Z-INV) started at 8:24 AM; Jack (Z-INV) started at 8:24 AM. Both left the line at the same moment. On foot, Isaac ran 1:07:15 and Jack ran 1:07:12 — Jack was 0:03 faster than Isaac. Isaac took official place 331st (time-based 243rd) and Jack took official place 329th (time-based 240th). Jack was faster on foot and finished ahead on the official clock too. Biggest swing: Isaac gained 1:54 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Both started in the same wave.

Overall place Δ: +2
Actual time Δ: +0:03
Section gap Δ: ±0 (same section)
Wave start Δ: ±0 min
Finish clock Δ: +0:03
Section place Δ: +1

Δ = Isaac − Jack. Negative means Isaac is ahead/faster.

Race timeline

Computed

Isaac (Z-INV) · start 8:24 AM1:07:15

Jack (Z-INV) · start 8:24 AM1:07:12

Earliest wave start (8:24 AM)Last finish (+1:07:15)

Isaac (Z-INV) started at 8:24 AM.
Jack (Z-INV) also started at 8:24 AM.
Actual running time: Jack was 0:03 faster on foot than Isaac.
Finish clock: Jack crossed the line 0:03 ahead of Isaac — Jack wins this head-to-head.

Δ (A − B): actual +0:03 · finish clock +0:03.

Position through the course

Official

Segment-by-segment splits

Official

Segment-by-segment splits comparing the two selected athletes.
Segment	Isaac	Jack	Δ
Start to Top of Stairs	7:51	7:29	+0:22
Stairs to Windy Gap	5:36	5:37	-0:01
Windy Gap to Muir Woods	5:46	4:51	+0:55
Muir Woods to Cardiac	25:25	27:19	-1:54
Cardiac to White Gate	14:08	13:07	+1:01
White Gate to The Stile	6:37	6:53	-0:16
The Stile to Finish	1:52	1:56	-0:04

Δ negative = Isaac ran the segment faster.

Open Isaac's dashboard · Open Jack's dashboard