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
OfficialDario Valeriano
#484 · 1:21:01 · M56 · Group R · INV
Wave start 8:17 AM (R-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; Dario (R-INV) started at 8:17 AM. That gave Dario a 6 minutes head start on William. On foot, William ran 1:14:53 and Dario ran 1:21:01 — William was 6:08 faster than Dario. William took official place 481st (time-based 476th) and Dario took official place 484th (time-based 678th). William was faster on foot and finished ahead on the official clock too. Biggest swing: William gained 2:13 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Dario Valeriano (R-INV) started 6 min earlier than William (Y-INV).
- Overall place Δ
- -3
- Actual time Δ
- -6:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Dario earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- +76
Δ = William − Dario. Negative means William is ahead/faster.
Race timeline
Computed- Dario (R-INV) started at 8:17 AM.
- William (Y-INV) started at 8:23 AM, 6:00 later.
- Actual running time: William was 6:08 faster on foot than Dario.
- Finish clock: William crossed the line 0:08 ahead of Dario — William wins this head-to-head.
Δ (A − B): actual -6:08 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | William | Dario | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:12 | 9:07 | +0:05 |
| Stairs to Windy Gap | 6:54 | 7:03 | -0:09 |
| Windy Gap to Muir Woods | 6:03 | 6:31 | -0:28 |
| Muir Woods to Cardiac | 29:18 | 31:31 | -2:13 |
| Cardiac to White Gate | 14:35 | 16:33 | -1:58 |
| White Gate to The Stile | 6:57 | 8:04 | -1:07 |
| The Stile to Finish | 1:54 | 2:12 | -0:18 |
Δ negative = William ran the segment faster.