Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialElizabeth M Davis
#687 · 1:24:13 · F51 · Group L · DR
Wave start 8:39 AM (L-DR)
Athlete B
OfficialJames G Dyett
#692 · 1:14:35 · M42 · Group X · DR
Wave start 8:49 AM (X-DR)
Interpretation
Elizabeth (L-DR) started at 8:39 AM; James (X-DR) started at 8:49 AM. That gave Elizabeth a 10 minutes head start on James. On foot, Elizabeth ran 1:24:13 and James ran 1:14:35 — James was 9:38 faster than Elizabeth. Elizabeth took official place 687th (time-based 777th) and James took official place 692nd (time-based 464th). Elizabeth's head start was enough to flip the official order even though James was faster on foot. Biggest swing: James gained 4:10 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Elizabeth M Davis (L-DR) started 10 min earlier than James (X-DR).
- Overall place Δ
- -5
- Actual time Δ
- +9:38
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 10 min (Elizabeth earlier)
- Finish clock Δ
- -0:22
- Section place Δ
- -7
Δ = Elizabeth − James. Negative means Elizabeth is ahead/faster.
Race timeline
Computed- Elizabeth (L-DR) started at 8:39 AM.
- James (X-DR) started at 8:49 AM, 10:00 later.
- Actual running time: James was 9:38 faster on foot than Elizabeth.
- Finish clock: Elizabeth crossed the line 0:22 ahead of James — Elizabeth wins this head-to-head.
Δ (A − B): actual +9:38 · finish clock -0:22.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Elizabeth | James | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:47 | 8:42 | +1:05 |
| Stairs to Windy Gap | 7:48 | 6:41 | +1:07 |
| Windy Gap to Muir Woods | 6:49 | 6:19 | +0:30 |
| Muir Woods to Cardiac | 32:33 | 28:23 | +4:10 |
| Cardiac to White Gate | 16:56 | 14:59 | +1:57 |
| White Gate to The Stile | 8:02 | 7:20 | +0:42 |
| The Stile to Finish | 2:18 | 2:11 | +0:07 |
Δ negative = Elizabeth ran the segment faster.