Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIsobel B Bush
#885 · 1:35:54 · F10 · Group H · DR
Wave start 8:36 AM (H-DR)
Athlete B
OfficialZach Swenson
#884 · 1:20:50 · M18 · Group Z · DR
Wave start 8:51 AM (Z-DR)
Interpretation
Isobel (H-DR) started at 8:36 AM; Zach (Z-DR) started at 8:51 AM. That gave Isobel a 15 minutes head start on Zach. On foot, Isobel ran 1:35:54 and Zach ran 1:20:50 — Zach was 15:04 faster than Isobel. Isobel took official place 885th (time-based 1030th) and Zach took official place 884th (time-based 672nd). Zach was faster on foot and finished ahead on the official clock too. Biggest swing: Zach gained 4:33 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Isobel B Bush (H-DR) started 15 min earlier than Zach (Z-DR).
- Overall place Δ
- +1
- Actual time Δ
- +15:04
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 15 min (Isobel earlier)
- Finish clock Δ
- +0:04
- Section place Δ
- -34
Δ = Isobel − Zach. Negative means Isobel is ahead/faster.
Race timeline
Computed- Isobel (H-DR) started at 8:36 AM.
- Zach (Z-DR) started at 8:51 AM, 15:00 later.
- Actual running time: Zach was 15:04 faster on foot than Isobel.
- Finish clock: Zach crossed the line 0:04 ahead of Isobel — Zach wins this head-to-head.
Δ (A − B): actual +15:04 · finish clock +0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Isobel | Zach | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:21 | 9:08 | +2:13 |
| Stairs to Windy Gap | 9:01 | 7:21 | +1:40 |
| Windy Gap to Muir Woods | 8:39 | 6:31 | +2:08 |
| Muir Woods to Cardiac | 36:44 | 32:11 | +4:33 |
| Cardiac to White Gate | 18:53 | 15:44 | +3:09 |
| White Gate to The Stile | 8:45 | 7:58 | +0:47 |
| The Stile to Finish | 2:31 | 1:57 | +0:34 |
Δ negative = Isobel ran the segment faster.