Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMarshall Roslyn
#832 · 1:21:58 · M46 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Interpretation
Marshall (W-DR) started at 8:48 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 32 minutes head start on Marshall because the Runner wave starts 27 minutes after the Invitational wave. On foot, Marshall ran 1:21:58 and Julia ran 57:02 — Julia was 24:56 faster than Marshall. Marshall took official place 832nd (time-based 706th) and Julia took official place 3rd (time-based 32nd). Julia was faster on foot and finished ahead on the official clock too. Biggest swing: Julia gained 12:07 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 32 min earlier than Marshall (W-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +829
- Actual time Δ
- +24:56
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 32 min (Julia earlier)
- Finish clock Δ
- +56:56
- Section place Δ
- —
Δ = Marshall − Julia. Negative means Marshall is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Marshall (W-DR) started at 8:48 AM, 32:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 24:56 faster on foot than Marshall.
- Finish clock: Julia crossed the line 56:56 ahead of Marshall — Julia wins this head-to-head.
Δ (A − B): actual +24:56 · finish clock +56:56.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Marshall | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:52 | 6:46 | +2:06 |
| Stairs to Windy Gap | 7:23 | 5:03 | +2:20 |
| Windy Gap to Muir Woods | 6:56 | 5:20 | +1:36 |
| Muir Woods to Cardiac | 32:33 | 20:26 | +12:07 |
| Cardiac to White Gate | 16:27 | 11:52 | +4:35 |
| White Gate to The Stile | 7:40 | 5:54 | +1:46 |
| The Stile to Finish | 2:07 | 1:41 | +0:26 |
Δ negative = Marshall ran the segment faster.