Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSheila O'Neill
#406 · 1:32:40 · F65 · Group AA · INV
Wave start 8:01 AM (AA-INV)
Athlete B
OfficialPaul Davison
#405 · 1:12:39 · M46 · Group W · INV
Wave start 8:21 AM (W-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
Sheila (AA-INV) started at 8:01 AM; Paul (W-INV) started at 8:21 AM. That gave Sheila a 20 minutes head start on Paul. On foot, Sheila ran 1:32:40 and Paul ran 1:12:39 — Paul was 20:01 faster than Sheila. Sheila took official place 406th (time-based 956th) and Paul took official place 405th (time-based 411th). Paul was faster on foot and finished ahead on the official clock too. Biggest swing: Paul gained 6:07 from Cardiac to White Gate.
Deltas
ComputedWave start
Sheila O'Neill (AA-INV) started 20 min earlier than Paul (W-INV).
- Overall place Δ
- +1
- Actual time Δ
- +20:01
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 20 min (Sheila earlier)
- Finish clock Δ
- +0:01
- Section place Δ
- -22
Δ = Sheila − Paul. Negative means Sheila is ahead/faster.
Race timeline
Computed- Sheila (AA-INV) started at 8:01 AM.
- Paul (W-INV) started at 8:21 AM, 20:00 later.
- Actual running time: Paul was 20:01 faster on foot than Sheila.
- Finish clock: Paul crossed the line 0:01 ahead of Sheila — Paul wins this head-to-head.
Δ (A − B): actual +20:01 · finish clock +0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sheila | Paul | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:04 | 8:06 | +2:58 |
| Stairs to Windy Gap | 7:56 | 6:42 | +1:14 |
| Windy Gap to Muir Woods | 7:50 | 5:48 | +2:02 |
| Muir Woods to Cardiac | 33:20 | 28:40 | +4:40 |
| Cardiac to White Gate | 20:29 | 14:22 | +6:07 |
| White Gate to The Stile | 9:40 | 7:02 | +2:38 |
| The Stile to Finish | 2:21 | 1:59 | +0:22 |
Δ negative = Sheila ran the segment faster.