Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLiz Egan
#850 · 1:27:34 · F38 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialGrace C Palmer
#854 · 1:32:42 · F11 · Group K · DR
Wave start 8:38 AM (K-DR)
Interpretation
Liz (Q-DR) started at 8:43 AM; Grace (K-DR) started at 8:38 AM. That gave Grace a 5 minutes head start on Liz. On foot, Liz ran 1:27:34 and Grace ran 1:32:42 — Liz was 5:08 faster than Grace. Liz took official place 850th (time-based 853rd) and Grace took official place 854th (time-based 957th). Liz was faster on foot and finished ahead on the official clock too. Biggest swing: Liz gained 3:25 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Grace C Palmer (K-DR) started 5 min earlier than Liz (Q-DR).
- Overall place Δ
- -4
- Actual time Δ
- -5:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Grace earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- +31
Δ = Liz − Grace. Negative means Liz is ahead/faster.
Race timeline
Computed- Grace (K-DR) started at 8:38 AM.
- Liz (Q-DR) started at 8:43 AM, 5:00 later.
- Actual running time: Liz was 5:08 faster on foot than Grace.
- Finish clock: Liz crossed the line 0:08 ahead of Grace — Liz wins this head-to-head.
Δ (A − B): actual -5:08 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Liz | Grace | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:14 | 11:01 | -0:47 |
| Stairs to Windy Gap | 7:35 | 8:34 | -0:59 |
| Windy Gap to Muir Woods | 7:17 | 7:19 | -0:02 |
| Muir Woods to Cardiac | 33:19 | 36:44 | -3:25 |
| Cardiac to White Gate | 18:05 | 19:07 | -1:02 |
| White Gate to The Stile | 8:40 | 7:55 | +0:45 |
| The Stile to Finish | 2:24 | 2:02 | +0:22 |
Δ negative = Liz ran the segment faster.