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 T Lam
#397 · 1:10:15 · M41 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialMatthew J Barkovich
#396 · 1:10:10 · M38 · 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
David (Y-INV) started at 8:23 AM; Matthew (Y-INV) started at 8:23 AM. Both left the line at the same moment. On foot, David ran 1:10:15 and Matthew ran 1:10:10 — Matthew was 0:05 faster than David. David took official place 397th (time-based 334th) and Matthew took official place 396th (time-based 331st). Matthew was faster on foot and finished ahead on the official clock too. Biggest swing: David gained 0:51 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Both started in the same wave.
- Overall place Δ
- +1
- Actual time Δ
- +0:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- ±0 min
- Finish clock Δ
- +0:05
- Section place Δ
- +1
Δ = David − Matthew. Negative means David is ahead/faster.
Race timeline
Computed- David (Y-INV) started at 8:23 AM.
- Matthew (Y-INV) also started at 8:23 AM.
- Actual running time: Matthew was 0:05 faster on foot than David.
- Finish clock: Matthew crossed the line 0:05 ahead of David — Matthew wins this head-to-head.
Δ (A − B): actual +0:05 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Matthew | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:16 | 7:53 | +0:23 |
| Stairs to Windy Gap | 6:05 | 6:04 | +0:01 |
| Windy Gap to Muir Woods | 5:36 | 6:27 | -0:51 |
| Muir Woods to Cardiac | 26:26 | 26:05 | +0:21 |
| Cardiac to White Gate | 14:53 | 14:30 | +0:23 |
| White Gate to The Stile | 7:07 | 7:10 | -0:03 |
| The Stile to Finish | 1:52 | 2:01 | -0:09 |
Δ negative = David ran the segment faster.