Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSarah Chao
#914 · 1:38:14 · F57 · Group G · DR
Wave start 8:35 AM (G-DR)
Athlete B
OfficialLiz Ward
#915 · 1:30:16 · F39 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Interpretation
Sarah (G-DR) started at 8:35 AM; Liz (Q-DR) started at 8:43 AM. That gave Sarah a 8 minutes head start on Liz. On foot, Sarah ran 1:38:14 and Liz ran 1:30:16 — Liz was 7:58 faster than Sarah. Sarah took official place 914th (time-based 1070th) and Liz took official place 915th (time-based 916th). Sarah's head start was enough to flip the official order even though Liz was faster on foot. Biggest swing: Liz gained 2:46 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Sarah Chao (G-DR) started 8 min earlier than Liz (Q-DR).
- Overall place Δ
- -1
- Actual time Δ
- +7:58
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Sarah earlier)
- Finish clock Δ
- -0:02
- Section place Δ
- -41
Δ = Sarah − Liz. Negative means Sarah is ahead/faster.
Race timeline
Computed- Sarah (G-DR) started at 8:35 AM.
- Liz (Q-DR) started at 8:43 AM, 8:00 later.
- Actual running time: Liz was 7:58 faster on foot than Sarah.
- Finish clock: Sarah crossed the line 0:02 ahead of Liz — Sarah wins this head-to-head.
Δ (A − B): actual +7:58 · finish clock -0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sarah | Liz | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:09 | 10:29 | +0:40 |
| Stairs to Windy Gap | 8:45 | 7:55 | +0:50 |
| Windy Gap to Muir Woods | 8:23 | 8:08 | +0:15 |
| Muir Woods to Cardiac | 36:39 | 33:53 | +2:46 |
| Cardiac to White Gate | 21:00 | 18:41 | +2:19 |
| White Gate to The Stile | 9:32 | 8:52 | +0:40 |
| The Stile to Finish | 2:46 | 2:18 | +0:28 |
Δ negative = Sarah ran the segment faster.