Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMackenzie M Renaudin
#853 · 1:29:41 · F17 · Group N · DR
Wave start 8:41 AM (N-DR)
Athlete B
OfficialKathryn Byram
#858 · 1:27:47 · F26 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Interpretation
Mackenzie (N-DR) started at 8:41 AM; Kathryn (Q-DR) started at 8:43 AM. That gave Mackenzie a 2 minutes head start on Kathryn. On foot, Mackenzie ran 1:29:41 and Kathryn ran 1:27:47 — Kathryn was 1:54 faster than Mackenzie. Mackenzie took official place 853rd (time-based 904th) and Kathryn took official place 858th (time-based 859th). Mackenzie's head start was enough to flip the official order even though Kathryn was faster on foot. Biggest swing: Kathryn gained 2:40 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mackenzie M Renaudin (N-DR) started 2 min earlier than Kathryn (Q-DR).
- Overall place Δ
- -5
- Actual time Δ
- +1:54
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Mackenzie earlier)
- Finish clock Δ
- -0:06
- Section place Δ
- -22
Δ = Mackenzie − Kathryn. Negative means Mackenzie is ahead/faster.
Race timeline
Computed- Mackenzie (N-DR) started at 8:41 AM.
- Kathryn (Q-DR) started at 8:43 AM, 2:00 later.
- Actual running time: Kathryn was 1:54 faster on foot than Mackenzie.
- Finish clock: Mackenzie crossed the line 0:06 ahead of Kathryn — Mackenzie wins this head-to-head.
Δ (A − B): actual +1:54 · finish clock -0:06.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mackenzie | Kathryn | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:39 | 10:53 | -0:14 |
| Stairs to Windy Gap | 7:41 | 7:32 | +0:09 |
| Windy Gap to Muir Woods | 7:17 | 7:48 | -0:31 |
| Muir Woods to Cardiac | 36:01 | 33:21 | +2:40 |
| Cardiac to White Gate | 17:46 | 17:32 | +0:14 |
| White Gate to The Stile | 8:11 | 8:28 | -0:17 |
| The Stile to Finish | 2:06 | 2:13 | -0:07 |
Δ negative = Mackenzie ran the segment faster.