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

Gregg Walker

#693 · 1:21:39 · M58 · Group P · DR

Wave start 8:42 AM (P-DR)

Athlete B

Official

Chris Lundy

#1 · 1:00:42 · F55 · Group J · INV

Wave start 8:10 AM (J-INV)

Interpretation

Gregg (P-DR) started at 8:42 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 32 minutes head start on Gregg because the Runner wave starts 27 minutes after the Invitational wave. On foot, Gregg ran 1:21:39 and Chris ran 1:00:42 — Chris was 20:57 faster than Gregg. Gregg took official place 693rd (time-based 696th) and Chris took official place 1st (time-based 71st). Chris was faster on foot and finished ahead on the official clock too. Biggest swing: Chris gained 9:37 from Muir Woods to Cardiac.

Deltas

Computed

Wave start

Chris Lundy (J-INV) started 32 min earlier than Gregg (P-DR).

The Runner wave starts 27 min after the Invitational wave.

Overall place Δ: +692
Actual time Δ: +20:57
Section gap Δ: 27 min (Chris earlier)
Wave start Δ: 32 min (Chris earlier)
Finish clock Δ: +52:57
Section place Δ: —

Δ = Gregg − Chris. Negative means Gregg is ahead/faster.

Race timeline

Computed

Gregg (P-DR) · start 8:42 AM1:21:39

Chris (J-INV) · start 8:10 AM1:00:42

Earliest wave start (8:10 AM)Last finish (+1:53:39)

Chris (J-INV) started at 8:10 AM.
Gregg (P-DR) started at 8:42 AM, 32:00 later — the Invitational wave starts 27 min before the Runner wave.
Actual running time: Chris was 20:57 faster on foot than Gregg.
Finish clock: Chris crossed the line 52:57 ahead of Gregg — Chris wins this head-to-head.

Δ (A − B): actual +20:57 · finish clock +52:57.

Position through the course

Official

Segment-by-segment splits

Official

Segment-by-segment splits comparing the two selected athletes.
Segment	Gregg	Chris	Δ
Start to Top of Stairs	9:54	7:31	+2:23
Stairs to Windy Gap	7:13	5:35	+1:38
Windy Gap to Muir Woods	6:28	5:25	+1:03
Muir Woods to Cardiac	31:47	22:10	+9:37
Cardiac to White Gate	16:08	12:14	+3:54
White Gate to The Stile	7:53	5:57	+1:56
The Stile to Finish	2:16	1:50	+0:26

Δ negative = Gregg ran the segment faster.

Open Gregg's dashboard · Open Chris's dashboard