Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialYoyo Zhou
#660 · 1:11:22 · M40 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialMakenzie Allen
#663 · 1:19:37 · F24 · Group P · DR
Wave start 8:42 AM (P-DR)
Interpretation
Yoyo (Y-DR) started at 8:50 AM; Makenzie (P-DR) started at 8:42 AM. That gave Makenzie a 8 minutes head start on Yoyo. On foot, Yoyo ran 1:11:22 and Makenzie ran 1:19:37 — Yoyo was 8:15 faster than Makenzie. Yoyo took official place 660th (time-based 366th) and Makenzie took official place 663rd (time-based 640th). Yoyo was faster on foot and finished ahead on the official clock too. Biggest swing: Yoyo gained 3:47 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Makenzie Allen (P-DR) started 8 min earlier than Yoyo (Y-DR).
- Overall place Δ
- -3
- Actual time Δ
- -8:15
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Makenzie earlier)
- Finish clock Δ
- -0:15
- Section place Δ
- +13
Δ = Yoyo − Makenzie. Negative means Yoyo is ahead/faster.
Race timeline
Computed- Makenzie (P-DR) started at 8:42 AM.
- Yoyo (Y-DR) started at 8:50 AM, 8:00 later.
- Actual running time: Yoyo was 8:15 faster on foot than Makenzie.
- Finish clock: Yoyo crossed the line 0:15 ahead of Makenzie — Yoyo wins this head-to-head.
Δ (A − B): actual -8:15 · finish clock -0:15.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Yoyo | Makenzie | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:53 | 9:27 | -0:34 |
| Stairs to Windy Gap | 6:08 | 7:13 | -1:05 |
| Windy Gap to Muir Woods | 5:55 | 6:43 | -0:48 |
| Muir Woods to Cardiac | 26:48 | 30:35 | -3:47 |
| Cardiac to White Gate | 13:59 | 16:02 | -2:03 |
| White Gate to The Stile | 7:17 | 7:35 | -0:18 |
| The Stile to Finish | 2:22 | 2:02 | +0:20 |
Δ negative = Yoyo ran the segment faster.