Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialGreg Lynch
#455 · 1:12:35 · M40 · Group Y · INV
Wave start 8:23 AM (Y-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
Greg (Y-INV) started at 8:23 AM; Stephen (F-INV) started at 8:07 AM. That gave Stephen a 16 minutes head start on Greg. On foot, Greg ran 1:12:35 and Stephen ran 1:28:33 — Greg was 15:58 faster than Stephen. Greg took official place 455th (time-based 410th) and Stephen took official place 454th (time-based 872nd). Stephen's head start was enough to flip the official order even though Greg was faster on foot. Biggest swing: Greg gained 6:57 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Stephen N Gray (F-INV) started 16 min earlier than Greg (Y-INV).
- Overall place Δ
- +1
- Actual time Δ
- -15:58
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 16 min (Stephen earlier)
- Finish clock Δ
- +0:02
- Section place Δ
- +76
Δ = Greg − Stephen. Negative means Greg is ahead/faster.
Race timeline
Computed- Stephen (F-INV) started at 8:07 AM.
- Greg (Y-INV) started at 8:23 AM, 16:00 later.
- Actual running time: Greg was 15:58 faster on foot than Stephen.
- Finish clock: Stephen crossed the line 0:02 ahead of Greg — Stephen wins this head-to-head.
Δ (A − B): actual -15:58 · finish clock +0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Greg | Stephen | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:27 | 10:20 | -1:53 |
| Stairs to Windy Gap | 6:18 | 7:25 | -1:07 |
| Windy Gap to Muir Woods | 5:53 | 7:02 | -1:09 |
| Muir Woods to Cardiac | 28:04 | 35:01 | -6:57 |
| Cardiac to White Gate | 14:35 | 17:43 | -3:08 |
| White Gate to The Stile | 7:07 | 8:29 | -1:22 |
| The Stile to Finish | 2:11 | 2:33 | -0:22 |
Δ negative = Greg ran the segment faster.