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
OfficialGreg B Ryan
#826 · 1:31:46 · M63 · Group K · DR
Wave start 8:38 AM (K-DR)
Interpretation
Kim (J-DR) started at 8:37 AM; Greg (K-DR) started at 8:38 AM. That gave Kim a 1 minute head start on Greg. On foot, Kim ran 1:32:39 and Greg ran 1:31:46 — Greg was 0:53 faster than Kim. Kim took official place 822nd (time-based 955th) and Greg took official place 826th (time-based 939th). Kim's head start was enough to flip the official order even though Greg was faster on foot. Biggest swing: Greg gained 2:22 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Kim A Levine (J-DR) started 1 min earlier than Greg (K-DR).
- Overall place Δ
- -4
- Actual time Δ
- +0:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Kim earlier)
- Finish clock Δ
- -0:07
- Section place Δ
- -3
Δ = Kim − Greg. Negative means Kim is ahead/faster.
Race timeline
Computed- Kim (J-DR) started at 8:37 AM.
- Greg (K-DR) started at 8:38 AM, 1:00 later.
- Actual running time: Greg was 0:53 faster on foot than Kim.
- Finish clock: Kim crossed the line 0:07 ahead of Greg — Kim wins this head-to-head.
Δ (A − B): actual +0:53 · finish clock -0:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Kim | Greg | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:56 | 10:36 | +0:20 |
| Stairs to Windy Gap | 8:11 | 7:40 | +0:31 |
| Windy Gap to Muir Woods | 7:33 | 8:38 | -1:05 |
| Muir Woods to Cardiac | 36:06 | 33:44 | +2:22 |
| Cardiac to White Gate | 18:19 | 19:38 | -1:19 |
| White Gate to The Stile | 9:00 | 8:59 | +0:01 |
| The Stile to Finish | 2:34 | 2:31 | +0:03 |
Δ negative = Kim ran the segment faster.