Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJackson Chen
#542 · 1:01:40 · M15 · 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)
Comparison report
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The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Jackson (W-DR) started at 8:48 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 38 minutes head start on Jackson because the Runner wave starts 27 minutes after the Invitational wave. On foot, Jackson ran 1:01:40 and Chris ran 1:00:42 — Chris was 0:58 faster than Jackson. Jackson took official place 542nd (time-based 100th) 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 0:54 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 38 min earlier than Jackson (W-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +541
- Actual time Δ
- +0:58
- Section gap Δ
- 27 min (Chris earlier)
- Wave start Δ
- 38 min (Chris earlier)
- Finish clock Δ
- +38:58
- Section place Δ
- —
Δ = Jackson − Chris. Negative means Jackson is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Jackson (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 0:58 faster on foot than Jackson.
- Finish clock: Chris crossed the line 38:58 ahead of Jackson — Chris wins this head-to-head.
Δ (A − B): actual +0:58 · finish clock +38:58.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jackson | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:36 | 7:31 | +0:05 |
| Stairs to Windy Gap | 5:13 | 5:35 | -0:22 |
| Windy Gap to Muir Woods | 5:23 | 5:25 | -0:02 |
| Muir Woods to Cardiac | 23:04 | 22:10 | +0:54 |
| Cardiac to White Gate | 12:19 | 12:14 | +0:05 |
| White Gate to The Stile | 6:10 | 5:57 | +0:13 |
| The Stile to Finish | 1:55 | 1:50 | +0:05 |
Δ negative = Jackson ran the segment faster.