Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialOdilia D.P. Davison
#941 · 1:45:25 · F8 · Group A · DR
Wave start 8:29 AM (A-DR)
Athlete B
OfficialAlexandra J Dronkers
#939 · 1:47:22 · F74 · Group AAA · DR
Wave start 8:27 AM (AAA-DR)
Interpretation
Odilia (A-DR) started at 8:29 AM; Alexandra (AAA-DR) started at 8:27 AM. That gave Alexandra a 2 minutes head start on Odilia. On foot, Odilia ran 1:45:25 and Alexandra ran 1:47:22 — Odilia was 1:57 faster than Alexandra. Odilia took official place 941st (time-based 1170th) and Alexandra took official place 939th (time-based 1203rd). Alexandra's head start was enough to flip the official order even though Odilia was faster on foot. Biggest swing: Alexandra gained 3:20 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Alexandra J Dronkers (AAA-DR) started 2 min earlier than Odilia (A-DR).
- Overall place Δ
- +2
- Actual time Δ
- -1:57
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Alexandra earlier)
- Finish clock Δ
- +0:03
- Section place Δ
- -6
Δ = Odilia − Alexandra. Negative means Odilia is ahead/faster.
Race timeline
Computed- Alexandra (AAA-DR) started at 8:27 AM.
- Odilia (A-DR) started at 8:29 AM, 2:00 later.
- Actual running time: Odilia was 1:57 faster on foot than Alexandra.
- Finish clock: Alexandra crossed the line 0:03 ahead of Odilia — Alexandra wins this head-to-head.
Δ (A − B): actual -1:57 · finish clock +0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Odilia | Alexandra | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:56 | 12:59 | -2:03 |
| Stairs to Windy Gap | 9:27 | 9:23 | +0:04 |
| Windy Gap to Muir Woods | 9:01 | 9:02 | -0:01 |
| Muir Woods to Cardiac | 42:31 | 39:11 | +3:20 |
| Cardiac to White Gate | 21:03 | 23:07 | -2:04 |
| White Gate to The Stile | 9:47 | 10:31 | -0:44 |
| The Stile to Finish | 2:40 | 3:09 | -0:29 |
Δ negative = Odilia ran the segment faster.