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
OfficialChris Lundy
#1 · 1:00:42 · F55 · Group J · INV
Wave start 8:10 AM (J-INV)
Interpretation
Marshall (W-DR) started at 8:48 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 38 minutes head start on Marshall because the Runner wave starts 27 minutes after the Invitational wave. On foot, Marshall ran 1:21:58 and Chris ran 1:00:42 — Chris was 21:16 faster than Marshall. Marshall took official place 832nd (time-based 706th) 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 10:23 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 38 min earlier than Marshall (W-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +831
- Actual time Δ
- +21:16
- Section gap Δ
- 27 min (Chris earlier)
- Wave start Δ
- 38 min (Chris earlier)
- Finish clock Δ
- +59:16
- Section place Δ
- —
Δ = Marshall − Chris. Negative means Marshall is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Marshall (W-DR) started at 8:48 AM, 38:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Chris was 21:16 faster on foot than Marshall.
- Finish clock: Chris crossed the line 59:16 ahead of Marshall — Chris wins this head-to-head.
Δ (A − B): actual +21:16 · finish clock +59:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Marshall | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:52 | 7:31 | +1:21 |
| Stairs to Windy Gap | 7:23 | 5:35 | +1:48 |
| Windy Gap to Muir Woods | 6:56 | 5:25 | +1:31 |
| Muir Woods to Cardiac | 32:33 | 22:10 | +10:23 |
| Cardiac to White Gate | 16:27 | 12:14 | +4:13 |
| White Gate to The Stile | 7:40 | 5:57 | +1:43 |
| The Stile to Finish | 2:07 | 1:50 | +0:17 |
Δ negative = Marshall ran the segment faster.