Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialHilary M Lipner
#1177 · 1:46:05 · F46 · Group M · DR
Wave start 8:40 AM (M-DR)
Athlete B
OfficialEllery Chou
#1179 · 1:48:06 · F11 · Group K · DR
Wave start 8:38 AM (K-DR)
Interpretation
Hilary (M-DR) started at 8:40 AM; Ellery (K-DR) started at 8:38 AM. That gave Ellery a 2 minutes head start on Hilary. On foot, Hilary ran 1:46:05 and Ellery ran 1:48:06 — Hilary was 2:01 faster than Ellery. Hilary took official place 1177th (time-based 1180th) and Ellery took official place 1179th (time-based 1210th). Hilary was faster on foot and finished ahead on the official clock too. Biggest swing: Hilary gained 2:33 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Ellery Chou (K-DR) started 2 min earlier than Hilary (M-DR).
- Overall place Δ
- -2
- Actual time Δ
- -2:01
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Ellery earlier)
- Finish clock Δ
- -0:01
- Section place Δ
- +21
Δ = Hilary − Ellery. Negative means Hilary is ahead/faster.
Race timeline
Computed- Ellery (K-DR) started at 8:38 AM.
- Hilary (M-DR) started at 8:40 AM, 2:00 later.
- Actual running time: Hilary was 2:01 faster on foot than Ellery.
- Finish clock: Hilary crossed the line 0:01 ahead of Ellery — Hilary wins this head-to-head.
Δ (A − B): actual -2:01 · finish clock -0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Hilary | Ellery | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:36 | 11:05 | +0:31 |
| Stairs to Windy Gap | 9:17 | 9:20 | -0:03 |
| Windy Gap to Muir Woods | 9:58 | 9:42 | +0:16 |
| Muir Woods to Cardiac | 38:28 | 41:01 | -2:33 |
| Cardiac to White Gate | 23:21 | 23:41 | -0:20 |
| White Gate to The Stile | 10:30 | 10:33 | -0:03 |
| The Stile to Finish | 2:55 | 2:44 | +0:11 |
Δ negative = Hilary ran the segment faster.