Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKarl Yost
#348 · 1:16:44 · M58 · Group P · INV
Wave start 8:15 AM (P-INV)
Athlete B
OfficialTodd Brockman
#353 · 1:17:49 · M60 · Group N · INV
Wave start 8:14 AM (N-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
Karl (P-INV) started at 8:15 AM; Todd (N-INV) started at 8:14 AM. That gave Todd a 1 minute head start on Karl. On foot, Karl ran 1:16:44 and Todd ran 1:17:49 — Karl was 1:05 faster than Todd. Karl took official place 348th (time-based 542nd) and Todd took official place 353rd (time-based 577th). Karl was faster on foot and finished ahead on the official clock too. Biggest swing: Karl gained 0:58 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Todd Brockman (N-INV) started 1 min earlier than Karl (P-INV).
- Overall place Δ
- -5
- Actual time Δ
- -1:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Todd earlier)
- Finish clock Δ
- -0:05
- Section place Δ
- +15
Δ = Karl − Todd. Negative means Karl is ahead/faster.
Race timeline
Computed- Todd (N-INV) started at 8:14 AM.
- Karl (P-INV) started at 8:15 AM, 1:00 later.
- Actual running time: Karl was 1:05 faster on foot than Todd.
- Finish clock: Karl crossed the line 0:05 ahead of Todd — Karl wins this head-to-head.
Δ (A − B): actual -1:05 · finish clock -0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Karl | Todd | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:58 | 8:36 | +0:22 |
| Stairs to Windy Gap | 6:35 | 7:07 | -0:32 |
| Windy Gap to Muir Woods | 6:27 | 6:09 | +0:18 |
| Muir Woods to Cardiac | 29:23 | 30:21 | -0:58 |
| Cardiac to White Gate | 15:54 | 15:30 | +0:24 |
| White Gate to The Stile | 7:21 | 8:01 | -0:40 |
| The Stile to Finish | 2:06 | 2:05 | +0:01 |
Δ negative = Karl ran the segment faster.