Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialBruce S Cohen
#1320 · 2:07:49 · M63 · Group K · DR
Wave start 8:38 AM (K-DR)
Athlete B
OfficialLori A Lenherr
#1316 · 2:10:27 · F58 · Group F · DR
Wave start 8:34 AM (F-DR)
Interpretation
Bruce (K-DR) started at 8:38 AM; Lori (F-DR) started at 8:34 AM. That gave Lori a 4 minutes head start on Bruce. On foot, Bruce ran 2:07:49 and Lori ran 2:10:27 — Bruce was 2:38 faster than Lori. Bruce took official place 1320th (time-based 1323rd) and Lori took official place 1316th (time-based 1334th). Lori's head start was enough to flip the official order even though Bruce was faster on foot. Biggest swing: Lori gained 2:17 from Cardiac to White Gate.
Deltas
ComputedWave start
Lori A Lenherr (F-DR) started 4 min earlier than Bruce (K-DR).
- Overall place Δ
- +4
- Actual time Δ
- -2:38
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Lori earlier)
- Finish clock Δ
- +1:22
- Section place Δ
- +20
Δ = Bruce − Lori. Negative means Bruce is ahead/faster.
Race timeline
Computed- Lori (F-DR) started at 8:34 AM.
- Bruce (K-DR) started at 8:38 AM, 4:00 later.
- Actual running time: Bruce was 2:38 faster on foot than Lori.
- Finish clock: Lori crossed the line 1:22 ahead of Bruce — Lori wins this head-to-head.
Δ (A − B): actual -2:38 · finish clock +1:22.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Bruce | Lori | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:39 | 14:11 | -1:32 |
| Stairs to Windy Gap | 9:21 | 11:12 | -1:51 |
| Windy Gap to Muir Woods | 9:49 | 9:36 | +0:13 |
| Muir Woods to Cardiac | 48:25 | 49:16 | -0:51 |
| Cardiac to White Gate | 29:23 | 27:06 | +2:17 |
| White Gate to The Stile | 14:57 | 15:06 | -0:09 |
| The Stile to Finish | 3:15 | 4:00 | -0:45 |
Δ negative = Bruce ran the segment faster.