Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSilas Tsui
#232 · 1:04:23 · M28 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialPatrick D Layton
#230 · 1:05:17 · M38 · Group Y · INV
Wave start 8:23 AM (Y-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
Silas (Z-INV) started at 8:24 AM; Patrick (Y-INV) started at 8:23 AM. That gave Patrick a 1 minute head start on Silas. On foot, Silas ran 1:04:23 and Patrick ran 1:05:17 — Silas was 0:54 faster than Patrick. Silas took official place 232nd (time-based 163rd) and Patrick took official place 230th (time-based 190th). Patrick's head start was enough to flip the official order even though Silas was faster on foot. Biggest swing: Patrick gained 1:06 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Patrick D Layton (Y-INV) started 1 min earlier than Silas (Z-INV).
- Overall place Δ
- +2
- Actual time Δ
- -0:54
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Patrick earlier)
- Finish clock Δ
- +0:06
- Section place Δ
- -17
Δ = Silas − Patrick. Negative means Silas is ahead/faster.
Race timeline
Computed- Patrick (Y-INV) started at 8:23 AM.
- Silas (Z-INV) started at 8:24 AM, 1:00 later.
- Actual running time: Silas was 0:54 faster on foot than Patrick.
- Finish clock: Patrick crossed the line 0:06 ahead of Silas — Patrick wins this head-to-head.
Δ (A − B): actual -0:54 · finish clock +0:06.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Silas | Patrick | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:26 | 7:33 | -0:07 |
| Stairs to Windy Gap | 5:13 | 5:33 | -0:20 |
| Windy Gap to Muir Woods | 5:07 | 6:03 | -0:56 |
| Muir Woods to Cardiac | 24:31 | 23:25 | +1:06 |
| Cardiac to White Gate | 13:53 | 14:00 | -0:07 |
| White Gate to The Stile | 6:31 | 6:50 | -0:19 |
| The Stile to Finish | 1:42 | 1:53 | -0:11 |
Δ negative = Silas ran the segment faster.