Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialPeter B Delahunt
#459 · 1:23:40 · M62 · Group L · INV
Wave start 8:12 AM (L-INV)
Athlete B
OfficialStephen N Gray
#454 · 1:28:33 · M68 · Group F · INV
Wave start 8:07 AM (F-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
Peter (L-INV) started at 8:12 AM; Stephen (F-INV) started at 8:07 AM. That gave Stephen a 5 minutes head start on Peter. On foot, Peter ran 1:23:40 and Stephen ran 1:28:33 — Peter was 4:53 faster than Stephen. Peter took official place 459th (time-based 758th) and Stephen took official place 454th (time-based 872nd). Stephen's head start was enough to flip the official order even though Peter was faster on foot. Biggest swing: Peter gained 3:03 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Stephen N Gray (F-INV) started 5 min earlier than Peter (L-INV).
- Overall place Δ
- +5
- Actual time Δ
- -4:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Stephen earlier)
- Finish clock Δ
- +0:07
- Section place Δ
- +12
Δ = Peter − Stephen. Negative means Peter is ahead/faster.
Race timeline
Computed- Stephen (F-INV) started at 8:07 AM.
- Peter (L-INV) started at 8:12 AM, 5:00 later.
- Actual running time: Peter was 4:53 faster on foot than Stephen.
- Finish clock: Stephen crossed the line 0:07 ahead of Peter — Stephen wins this head-to-head.
Δ (A − B): actual -4:53 · finish clock +0:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Peter | Stephen | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:49 | 10:20 | -0:31 |
| Stairs to Windy Gap | 6:56 | 7:25 | -0:29 |
| Windy Gap to Muir Woods | 7:01 | 7:02 | -0:01 |
| Muir Woods to Cardiac | 31:58 | 35:01 | -3:03 |
| Cardiac to White Gate | 17:13 | 17:43 | -0:30 |
| White Gate to The Stile | 8:16 | 8:29 | -0:13 |
| The Stile to Finish | 2:27 | 2:33 | -0:06 |
Δ negative = Peter ran the segment faster.