Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialWilliam T McGregor
#481 · 1:14:53 · M38 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialBelinda Wood
#476 · 1:29:20 · F57 · Group G · INV
Wave start 8:08 AM (G-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
William (Y-INV) started at 8:23 AM; Belinda (G-INV) started at 8:08 AM. That gave Belinda a 15 minutes head start on William. On foot, William ran 1:14:53 and Belinda ran 1:29:20 — William was 14:27 faster than Belinda. William took official place 481st (time-based 476th) and Belinda took official place 476th (time-based 892nd). Belinda's head start was enough to flip the official order even though William was faster on foot. Biggest swing: William gained 5:56 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Belinda Wood (G-INV) started 15 min earlier than William (Y-INV).
- Overall place Δ
- +5
- Actual time Δ
- -14:27
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 15 min (Belinda earlier)
- Finish clock Δ
- +0:33
- Section place Δ
- +77
Δ = William − Belinda. Negative means William is ahead/faster.
Race timeline
Computed- Belinda (G-INV) started at 8:08 AM.
- William (Y-INV) started at 8:23 AM, 15:00 later.
- Actual running time: William was 14:27 faster on foot than Belinda.
- Finish clock: Belinda crossed the line 0:33 ahead of William — Belinda wins this head-to-head.
Δ (A − B): actual -14:27 · finish clock +0:33.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | William | Belinda | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:12 | 10:12 | -1:00 |
| Stairs to Windy Gap | 6:54 | 7:51 | -0:57 |
| Windy Gap to Muir Woods | 6:03 | 6:57 | -0:54 |
| Muir Woods to Cardiac | 29:18 | 35:14 | -5:56 |
| Cardiac to White Gate | 14:35 | 17:59 | -3:24 |
| White Gate to The Stile | 6:57 | 8:44 | -1:47 |
| The Stile to Finish | 1:54 | 2:23 | -0:29 |
Δ negative = William ran the segment faster.