Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTodd Brockman
#353 · 1:17:49 · M60 · Group N · INV
Wave start 8:14 AM (N-INV)
Athlete B
OfficialScott Halsted
#350 · 1:22:46 · M66 · Group H · INV
Wave start 8:09 AM (H-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
Todd (N-INV) started at 8:14 AM; Scott (H-INV) started at 8:09 AM. That gave Scott a 5 minutes head start on Todd. On foot, Todd ran 1:17:49 and Scott ran 1:22:46 — Todd was 4:57 faster than Scott. Todd took official place 353rd (time-based 577th) and Scott took official place 350th (time-based 730th). Scott's head start was enough to flip the official order even though Todd was faster on foot. Biggest swing: Todd gained 1:14 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Scott Halsted (H-INV) started 5 min earlier than Todd (N-INV).
- Overall place Δ
- +3
- Actual time Δ
- -4:57
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Scott earlier)
- Finish clock Δ
- +0:03
- Section place Δ
- +5
Δ = Todd − Scott. Negative means Todd is ahead/faster.
Race timeline
Computed- Scott (H-INV) started at 8:09 AM.
- Todd (N-INV) started at 8:14 AM, 5:00 later.
- Actual running time: Todd was 4:57 faster on foot than Scott.
- Finish clock: Scott crossed the line 0:03 ahead of Todd — Scott wins this head-to-head.
Δ (A − B): actual -4:57 · finish clock +0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Todd | Scott | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:36 | 9:51 | -1:15 |
| Stairs to Windy Gap | 7:07 | 7:25 | -0:18 |
| Windy Gap to Muir Woods | 6:09 | 6:50 | -0:41 |
| Muir Woods to Cardiac | 30:21 | 31:35 | -1:14 |
| Cardiac to White Gate | 15:30 | 16:24 | -0:54 |
| White Gate to The Stile | 8:01 | 8:08 | -0:07 |
| The Stile to Finish | 2:05 | 2:33 | -0:28 |
Δ negative = Todd ran the segment faster.