Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKim A Levine
#822 · 1:32:39 · F53 · Group J · DR
Wave start 8:37 AM (J-DR)
Athlete B
OfficialSam Booth
#827 · 1:21:46 · M45 · Group W · DR
Wave start 8:48 AM (W-DR)
Interpretation
Kim (J-DR) started at 8:37 AM; Sam (W-DR) started at 8:48 AM. That gave Kim a 11 minutes head start on Sam. On foot, Kim ran 1:32:39 and Sam ran 1:21:46 — Sam was 10:53 faster than Kim. Kim took official place 822nd (time-based 955th) and Sam took official place 827th (time-based 701st). Kim's head start was enough to flip the official order even though Sam was faster on foot. Biggest swing: Sam gained 3:39 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Kim A Levine (J-DR) started 11 min earlier than Sam (W-DR).
- Overall place Δ
- -5
- Actual time Δ
- +10:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 11 min (Kim earlier)
- Finish clock Δ
- -0:07
- Section place Δ
- -11
Δ = Kim − Sam. Negative means Kim is ahead/faster.
Race timeline
Computed- Kim (J-DR) started at 8:37 AM.
- Sam (W-DR) started at 8:48 AM, 11:00 later.
- Actual running time: Sam was 10:53 faster on foot than Kim.
- Finish clock: Kim crossed the line 0:07 ahead of Sam — Kim wins this head-to-head.
Δ (A − B): actual +10:53 · finish clock -0:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Kim | Sam | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:56 | 9:02 | +1:54 |
| Stairs to Windy Gap | 8:11 | 6:36 | +1:35 |
| Windy Gap to Muir Woods | 7:33 | 6:57 | +0:36 |
| Muir Woods to Cardiac | 36:06 | 32:27 | +3:39 |
| Cardiac to White Gate | 18:19 | 16:39 | +1:40 |
| White Gate to The Stile | 9:00 | 8:00 | +1:00 |
| The Stile to Finish | 2:34 | 2:05 | +0:29 |
Δ negative = Kim ran the segment faster.