Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialChristopher W Andrew
#399 · 1:10:19 · M40 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialDavid T Lam
#397 · 1:10:15 · M41 · Group Y · INV
Wave start 8:23 AM (Y-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
Christopher (Y-INV) started at 8:23 AM; David (Y-INV) started at 8:23 AM. Both left the line at the same moment. On foot, Christopher ran 1:10:19 and David ran 1:10:15 — David was 0:04 faster than Christopher. Christopher took official place 399th (time-based 335th) and David took official place 397th (time-based 334th). David was faster on foot and finished ahead on the official clock too. Biggest swing: Christopher gained 0:40 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Both started in the same wave.
- Overall place Δ
- +2
- Actual time Δ
- +0:04
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- ±0 min
- Finish clock Δ
- +0:04
- Section place Δ
- +1
Δ = Christopher − David. Negative means Christopher is ahead/faster.
Race timeline
Computed- Christopher (Y-INV) started at 8:23 AM.
- David (Y-INV) also started at 8:23 AM.
- Actual running time: David was 0:04 faster on foot than Christopher.
- Finish clock: David crossed the line 0:04 ahead of Christopher — David wins this head-to-head.
Δ (A − B): actual +0:04 · finish clock +0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Christopher | David | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:25 | 8:16 | +0:09 |
| Stairs to Windy Gap | 6:04 | 6:05 | -0:01 |
| Windy Gap to Muir Woods | 6:05 | 5:36 | +0:29 |
| Muir Woods to Cardiac | 25:46 | 26:26 | -0:40 |
| Cardiac to White Gate | 14:50 | 14:53 | -0:03 |
| White Gate to The Stile | 7:12 | 7:07 | +0:05 |
| The Stile to Finish | 1:57 | 1:52 | +0:05 |
Δ negative = Christopher ran the segment faster.