Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialNathan T Williams
#17 · 52:22 · M29 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialJoseph Roldan
#22 · 53:28 · M36 · Group Y · INV
Wave start 8:23 AM (Y-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
Nathan (Z-INV) started at 8:24 AM; Joseph (Y-INV) started at 8:23 AM. That gave Joseph a 1 minute head start on Nathan. On foot, Nathan ran 52:22 and Joseph ran 53:28 — Nathan was 1:06 faster than Joseph. Nathan took official place 17th (time-based 5th) and Joseph took official place 22nd (time-based 12th). Nathan was faster on foot and finished ahead on the official clock too. Biggest swing: Nathan gained 0:26 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Joseph Roldan (Y-INV) started 1 min earlier than Nathan (Z-INV).
- Overall place Δ
- -5
- Actual time Δ
- -1:06
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Joseph earlier)
- Finish clock Δ
- -0:06
- Section place Δ
- -2
Δ = Nathan − Joseph. Negative means Nathan is ahead/faster.
Race timeline
Computed- Joseph (Y-INV) started at 8:23 AM.
- Nathan (Z-INV) started at 8:24 AM, 1:00 later.
- Actual running time: Nathan was 1:06 faster on foot than Joseph.
- Finish clock: Nathan crossed the line 0:06 ahead of Joseph — Nathan wins this head-to-head.
Δ (A − B): actual -1:06 · finish clock -0:06.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Nathan | Joseph | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:35 | 6:25 | +0:10 |
| Stairs to Windy Gap | 4:36 | 4:43 | -0:07 |
| Windy Gap to Muir Woods | 4:27 | 4:46 | -0:19 |
| Muir Woods to Cardiac | 19:53 | 20:19 | -0:26 |
| Cardiac to White Gate | 10:09 | 10:22 | -0:13 |
| White Gate to The Stile | 5:12 | 5:17 | -0:05 |
| The Stile to Finish | 1:30 | 1:36 | -0:06 |
Δ negative = Nathan ran the segment faster.