Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAdam G Shapiro
#689 · 1:11:20 · M25 · Group SCR · DR
Wave start 8:52 AM (SCR-DR)
Athlete B
OfficialElizabeth M Davis
#687 · 1:24:13 · F51 · Group L · DR
Wave start 8:39 AM (L-DR)
Interpretation
Adam (SCR-DR) started at 8:52 AM; Elizabeth (L-DR) started at 8:39 AM. That gave Elizabeth a 13 minutes head start on Adam. On foot, Adam ran 1:11:20 and Elizabeth ran 1:24:13 — Adam was 12:53 faster than Elizabeth. Adam took official place 689th (time-based 360th) and Elizabeth took official place 687th (time-based 777th). Elizabeth's head start was enough to flip the official order even though Adam was faster on foot. Biggest swing: Adam gained 5:29 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Elizabeth M Davis (L-DR) started 13 min earlier than Adam (SCR-DR).
- Overall place Δ
- +2
- Actual time Δ
- -12:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 13 min (Elizabeth earlier)
- Finish clock Δ
- +0:07
- Section place Δ
- 0
Δ = Adam − Elizabeth. Negative means Adam is ahead/faster.
Race timeline
Computed- Elizabeth (L-DR) started at 8:39 AM.
- Adam (SCR-DR) started at 8:52 AM, 13:00 later.
- Actual running time: Adam was 12:53 faster on foot than Elizabeth.
- Finish clock: Elizabeth crossed the line 0:07 ahead of Adam — Elizabeth wins this head-to-head.
Δ (A − B): actual -12:53 · finish clock +0:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Adam | Elizabeth | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:28 | 9:47 | -1:19 |
| Stairs to Windy Gap | 6:07 | 7:48 | -1:41 |
| Windy Gap to Muir Woods | 6:15 | 6:49 | -0:34 |
| Muir Woods to Cardiac | 27:04 | 32:33 | -5:29 |
| Cardiac to White Gate | 14:49 | 16:56 | -2:07 |
| White Gate to The Stile | 6:53 | 8:02 | -1:09 |
| The Stile to Finish | 1:44 | 2:18 | -0:34 |
Δ negative = Adam ran the segment faster.