Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialClaire J Brockman
#581 · 1:13:20 · F23 · Group P · DR
Wave start 8:42 AM (P-DR)
Athlete B
OfficialEthan Xu
#580 · 1:05:09 · M17 · Group Y · DR
Wave start 8:50 AM (Y-DR)
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
Claire (P-DR) started at 8:42 AM; Ethan (Y-DR) started at 8:50 AM. That gave Claire a 8 minutes head start on Ethan. On foot, Claire ran 1:13:20 and Ethan ran 1:05:09 — Ethan was 8:11 faster than Claire. Claire took official place 581st (time-based 432nd) and Ethan took official place 580th (time-based 186th). Ethan was faster on foot and finished ahead on the official clock too. Biggest swing: Ethan gained 2:23 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Claire J Brockman (P-DR) started 8 min earlier than Ethan (Y-DR).
- Overall place Δ
- +1
- Actual time Δ
- +8:11
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Claire earlier)
- Finish clock Δ
- +0:11
- Section place Δ
- -4
Δ = Claire − Ethan. Negative means Claire is ahead/faster.
Race timeline
Computed- Claire (P-DR) started at 8:42 AM.
- Ethan (Y-DR) started at 8:50 AM, 8:00 later.
- Actual running time: Ethan was 8:11 faster on foot than Claire.
- Finish clock: Ethan crossed the line 0:11 ahead of Claire — Ethan wins this head-to-head.
Δ (A − B): actual +8:11 · finish clock +0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Claire | Ethan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:41 | 7:18 | +1:23 |
| Stairs to Windy Gap | 6:11 | 5:36 | +0:35 |
| Windy Gap to Muir Woods | 6:44 | 5:53 | +0:51 |
| Muir Woods to Cardiac | 28:08 | 25:45 | +2:23 |
| Cardiac to White Gate | 13:55 | 12:31 | +1:24 |
| White Gate to The Stile | 7:40 | 6:27 | +1:13 |
| The Stile to Finish | 2:01 | 1:39 | +0:22 |
Δ negative = Claire ran the segment faster.