Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDavid Hafferty
#127 · 1:00:58 · M36 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialAshley S Relf
#132 · 1:09:11 · F43 · Group P · INV
Wave start 8:15 AM (P-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
David (Y-INV) started at 8:23 AM; Ashley (P-INV) started at 8:15 AM. That gave Ashley a 8 minutes head start on David. On foot, David ran 1:00:58 and Ashley ran 1:09:11 — David was 8:13 faster than Ashley. David took official place 127th (time-based 77th) and Ashley took official place 132nd (time-based 298th). David was faster on foot and finished ahead on the official clock too. Biggest swing: David gained 2:39 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Ashley S Relf (P-INV) started 8 min earlier than David (Y-INV).
- Overall place Δ
- -5
- Actual time Δ
- -8:13
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Ashley earlier)
- Finish clock Δ
- -0:13
- Section place Δ
- +14
Δ = David − Ashley. Negative means David is ahead/faster.
Race timeline
Computed- Ashley (P-INV) started at 8:15 AM.
- David (Y-INV) started at 8:23 AM, 8:00 later.
- Actual running time: David was 8:13 faster on foot than Ashley.
- Finish clock: David crossed the line 0:13 ahead of Ashley — David wins this head-to-head.
Δ (A − B): actual -8:13 · finish clock -0:13.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Ashley | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:05 | 8:06 | -1:01 |
| Stairs to Windy Gap | 5:21 | 6:08 | -0:47 |
| Windy Gap to Muir Woods | 5:08 | 5:49 | -0:41 |
| Muir Woods to Cardiac | 23:08 | 25:47 | -2:39 |
| Cardiac to White Gate | 12:13 | 14:27 | -2:14 |
| White Gate to The Stile | 6:21 | 6:51 | -0:30 |
| The Stile to Finish | 1:42 | 2:03 | -0:21 |
Δ negative = David ran the segment faster.