Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialFiona O Francis
#855 · 1:30:43 · F15 · Group M · DR
Wave start 8:40 AM (M-DR)
Athlete B
OfficialGrace C Palmer
#854 · 1:32:42 · F11 · Group K · DR
Wave start 8:38 AM (K-DR)
Interpretation
Fiona (M-DR) started at 8:40 AM; Grace (K-DR) started at 8:38 AM. That gave Grace a 2 minutes head start on Fiona. On foot, Fiona ran 1:30:43 and Grace ran 1:32:42 — Fiona was 1:59 faster than Grace. Fiona took official place 855th (time-based 920th) and Grace took official place 854th (time-based 957th). Grace's head start was enough to flip the official order even though Fiona was faster on foot. Biggest swing: Fiona gained 1:17 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Grace C Palmer (K-DR) started 2 min earlier than Fiona (M-DR).
- Overall place Δ
- +1
- Actual time Δ
- -1:59
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Grace earlier)
- Finish clock Δ
- +0:01
- Section place Δ
- +7
Δ = Fiona − Grace. Negative means Fiona is ahead/faster.
Race timeline
Computed- Grace (K-DR) started at 8:38 AM.
- Fiona (M-DR) started at 8:40 AM, 2:00 later.
- Actual running time: Fiona was 1:59 faster on foot than Grace.
- Finish clock: Grace crossed the line 0:01 ahead of Fiona — Grace wins this head-to-head.
Δ (A − B): actual -1:59 · finish clock +0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Fiona | Grace | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:06 | 11:01 | +0:05 |
| Stairs to Windy Gap | 7:56 | 8:34 | -0:38 |
| Windy Gap to Muir Woods | 7:12 | 7:19 | -0:07 |
| Muir Woods to Cardiac | 35:27 | 36:44 | -1:17 |
| Cardiac to White Gate | 18:10 | 19:07 | -0:57 |
| White Gate to The Stile | 8:40 | 7:55 | +0:45 |
| The Stile to Finish | 2:12 | 2:02 | +0:10 |
Δ negative = Fiona ran the segment faster.