Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMarshall Allen boyd
#619 · 1:10:38 · M46 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialRuben van der Dussen
#618 · 1:08:36 · M41 · Group Y · DR
Wave start 8:50 AM (Y-DR)
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
Marshall (W-DR) started at 8:48 AM; Ruben (Y-DR) started at 8:50 AM. That gave Marshall a 2 minutes head start on Ruben. On foot, Marshall ran 1:10:38 and Ruben ran 1:08:36 — Ruben was 2:02 faster than Marshall. Marshall took official place 619th (time-based 343rd) and Ruben took official place 618th (time-based 276th). Ruben was faster on foot and finished ahead on the official clock too. Biggest swing: Ruben gained 0:53 from Top of Stairs to Windy Gap.
Deltas
ComputedWave start
Marshall Allen boyd (W-DR) started 2 min earlier than Ruben (Y-DR).
- Overall place Δ
- +1
- Actual time Δ
- +2:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Marshall earlier)
- Finish clock Δ
- +0:02
- Section place Δ
- -9
Δ = Marshall − Ruben. Negative means Marshall is ahead/faster.
Race timeline
Computed- Marshall (W-DR) started at 8:48 AM.
- Ruben (Y-DR) started at 8:50 AM, 2:00 later.
- Actual running time: Ruben was 2:02 faster on foot than Marshall.
- Finish clock: Ruben crossed the line 0:02 ahead of Marshall — Ruben wins this head-to-head.
Δ (A − B): actual +2:02 · finish clock +0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Marshall | Ruben | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:50 | 7:33 | +0:17 |
| Stairs to Windy Gap | 6:27 | 5:34 | +0:53 |
| Windy Gap to Muir Woods | 6:01 | 5:32 | +0:29 |
| Muir Woods to Cardiac | 27:35 | 26:55 | +0:40 |
| Cardiac to White Gate | 14:07 | 13:54 | +0:13 |
| White Gate to The Stile | 6:53 | 7:18 | -0:25 |
| The Stile to Finish | 1:45 | 1:50 | -0:05 |
Δ negative = Marshall ran the segment faster.