Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialWilliam R Yeager
#403 · 1:11:26 · M43 · Group X · INV
Wave start 8:22 AM (X-INV)
Athlete B
OfficialAaron Kaplan
#398 · 1:09:16 · M29 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
William (X-INV) started at 8:22 AM; Aaron (Z-INV) started at 8:24 AM. That gave William a 2 minutes head start on Aaron. On foot, William ran 1:11:26 and Aaron ran 1:09:16 — Aaron was 2:10 faster than William. William took official place 403rd (time-based 368th) and Aaron took official place 398th (time-based 300th). Aaron was faster on foot and finished ahead on the official clock too. Biggest swing: Aaron gained 1:07 from Muir Woods to Cardiac.
Deltas
ComputedWave start
William R Yeager (X-INV) started 2 min earlier than Aaron (Z-INV).
- Overall place Δ
- +5
- Actual time Δ
- +2:10
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (William earlier)
- Finish clock Δ
- +0:10
- Section place Δ
- -13
Δ = William − Aaron. Negative means William is ahead/faster.
Race timeline
Computed- William (X-INV) started at 8:22 AM.
- Aaron (Z-INV) started at 8:24 AM, 2:00 later.
- Actual running time: Aaron was 2:10 faster on foot than William.
- Finish clock: Aaron crossed the line 0:10 ahead of William — Aaron wins this head-to-head.
Δ (A − B): actual +2:10 · finish clock +0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | William | Aaron | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:10 | 8:04 | +0:06 |
| Stairs to Windy Gap | 6:11 | 6:05 | +0:06 |
| Windy Gap to Muir Woods | 5:39 | 5:57 | -0:18 |
| Muir Woods to Cardiac | 26:49 | 25:42 | +1:07 |
| Cardiac to White Gate | 15:22 | 14:25 | +0:57 |
| White Gate to The Stile | 7:17 | 7:05 | +0:12 |
| The Stile to Finish | 1:58 | 1:58 | ±0:00 |
Δ negative = William ran the segment faster.