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
OfficialStephen B Tracy
#485 · 1:27:09 · M63 · Group K · INV
Wave start 8:11 AM (K-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; Stephen (K-INV) started at 8:11 AM. That gave Stephen a 12 minutes head start on William. On foot, William ran 1:14:53 and Stephen ran 1:27:09 — William was 12:16 faster than Stephen. William took official place 481st (time-based 476th) and Stephen took official place 485th (time-based 833rd). William was faster on foot and finished ahead on the official clock too. Biggest swing: William gained 5:19 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Stephen B Tracy (K-INV) started 12 min earlier than William (Y-INV).
- Overall place Δ
- -4
- Actual time Δ
- -12:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 12 min (Stephen earlier)
- Finish clock Δ
- -0:16
- Section place Δ
- +68
Δ = William − Stephen. Negative means William is ahead/faster.
Race timeline
Computed- Stephen (K-INV) started at 8:11 AM.
- William (Y-INV) started at 8:23 AM, 12:00 later.
- Actual running time: William was 12:16 faster on foot than Stephen.
- Finish clock: William crossed the line 0:16 ahead of Stephen — William wins this head-to-head.
Δ (A − B): actual -12:16 · finish clock -0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | William | Stephen | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:12 | 10:15 | -1:03 |
| Stairs to Windy Gap | 6:54 | 7:24 | -0:30 |
| Windy Gap to Muir Woods | 6:03 | 6:50 | -0:47 |
| Muir Woods to Cardiac | 29:18 | 34:37 | -5:19 |
| Cardiac to White Gate | 14:35 | 16:42 | -2:07 |
| White Gate to The Stile | 6:57 | 8:36 | -1:39 |
| The Stile to Finish | 1:54 | 2:45 | -0:51 |
Δ negative = William ran the segment faster.