Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLaura McDonald
#1319 · 2:08:38 · F53 · Group J · DR
Wave start 8:37 AM (J-DR)
Athlete B
OfficialLori A Lenherr
#1316 · 2:10:27 · F58 · Group F · DR
Wave start 8:34 AM (F-DR)
Interpretation
Laura (J-DR) started at 8:37 AM; Lori (F-DR) started at 8:34 AM. That gave Lori a 3 minutes head start on Laura. On foot, Laura ran 2:08:38 and Lori ran 2:10:27 — Laura was 1:49 faster than Lori. Laura took official place 1319th (time-based 1327th) and Lori took official place 1316th (time-based 1334th). Lori's head start was enough to flip the official order even though Laura was faster on foot. Biggest swing: Laura gained 7:05 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Lori A Lenherr (F-DR) started 3 min earlier than Laura (J-DR).
- Overall place Δ
- +3
- Actual time Δ
- -1:49
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Lori earlier)
- Finish clock Δ
- +1:11
- Section place Δ
- +9
Δ = Laura − Lori. Negative means Laura is ahead/faster.
Race timeline
Computed- Lori (F-DR) started at 8:34 AM.
- Laura (J-DR) started at 8:37 AM, 3:00 later.
- Actual running time: Laura was 1:49 faster on foot than Lori.
- Finish clock: Lori crossed the line 1:11 ahead of Laura — Lori wins this head-to-head.
Δ (A − B): actual -1:49 · finish clock +1:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Laura | Lori | Δ |
|---|---|---|---|
| Start to Top of Stairs | 14:14 | 14:11 | +0:03 |
| Stairs to Windy Gap | 11:01 | 11:12 | -0:11 |
| Windy Gap to Muir Woods | 11:42 | 9:36 | +2:06 |
| Muir Woods to Cardiac | 42:11 | 49:16 | -7:05 |
| Cardiac to White Gate | 30:45 | 27:06 | +3:39 |
| White Gate to The Stile | 15:15 | 15:06 | +0:09 |
| The Stile to Finish | 3:30 | 4:00 | -0:30 |
Δ negative = Laura ran the segment faster.