Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJames G Dyett
#692 · 1:14:35 · M42 · Group X · DR
Wave start 8:49 AM (X-DR)
Athlete B
OfficialAdam G Shapiro
#689 · 1:11:20 · M25 · Group SCR · DR
Wave start 8:52 AM (SCR-DR)
Interpretation
James (X-DR) started at 8:49 AM; Adam (SCR-DR) started at 8:52 AM. That gave James a 3 minutes head start on Adam. On foot, James ran 1:14:35 and Adam ran 1:11:20 — Adam was 3:15 faster than James. James took official place 692nd (time-based 464th) and Adam took official place 689th (time-based 360th). Adam was faster on foot and finished ahead on the official clock too. Biggest swing: Adam gained 1:19 from Muir Woods to Cardiac.
Deltas
ComputedWave start
James G Dyett (X-DR) started 3 min earlier than Adam (SCR-DR).
- Overall place Δ
- +3
- Actual time Δ
- +3:15
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (James earlier)
- Finish clock Δ
- +0:15
- Section place Δ
- +7
Δ = James − Adam. Negative means James is ahead/faster.
Race timeline
Computed- James (X-DR) started at 8:49 AM.
- Adam (SCR-DR) started at 8:52 AM, 3:00 later.
- Actual running time: Adam was 3:15 faster on foot than James.
- Finish clock: Adam crossed the line 0:15 ahead of James — Adam wins this head-to-head.
Δ (A − B): actual +3:15 · finish clock +0:15.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | James | Adam | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:42 | 8:28 | +0:14 |
| Stairs to Windy Gap | 6:41 | 6:07 | +0:34 |
| Windy Gap to Muir Woods | 6:19 | 6:15 | +0:04 |
| Muir Woods to Cardiac | 28:23 | 27:04 | +1:19 |
| Cardiac to White Gate | 14:59 | 14:49 | +0:10 |
| White Gate to The Stile | 7:20 | 6:53 | +0:27 |
| The Stile to Finish | 2:11 | 1:44 | +0:27 |
Δ negative = James ran the segment faster.