Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialEmma Wilka
#81 · 1:16:52 · F9 · Group D · INV
Wave start 8:05 AM (D-INV)
Athlete B
OfficialStephen C Donahue
#84 · 1:02:00 · M48 · Group V · INV
Wave start 8:20 AM (V-INV)
Comparison report
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The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Emma (D-INV) started at 8:05 AM; Stephen (V-INV) started at 8:20 AM. That gave Emma a 15 minutes head start on Stephen. On foot, Emma ran 1:16:52 and Stephen ran 1:02:00 — Stephen was 14:52 faster than Emma. Emma took official place 81st (time-based 548th) and Stephen took official place 84th (time-based 112th). Emma's head start was enough to flip the official order even though Stephen was faster on foot. Biggest swing: Stephen gained 1:30 from Top of Stairs to Windy Gap.
Deltas
ComputedWave start
Emma Wilka (D-INV) started 15 min earlier than Stephen (V-INV).
- Overall place Δ
- -3
- Actual time Δ
- +14:52
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 15 min (Emma earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- -4
Δ = Emma − Stephen. Negative means Emma is ahead/faster.
Race timeline
Computed- Emma (D-INV) started at 8:05 AM.
- Stephen (V-INV) started at 8:20 AM, 15:00 later.
- Actual running time: Stephen was 14:52 faster on foot than Emma.
- Finish clock: Emma crossed the line 0:08 ahead of Stephen — Emma wins this head-to-head.
Δ (A − B): actual +14:52 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Emma | Stephen | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:21 | 7:11 | +1:10 |
| Stairs to Windy Gap | 6:39 | 5:09 | +1:30 |
| Windy Gap to Muir Woods | 6:43 | 5:40 | +1:03 |
| Muir Woods to Cardiac | 29:57 | — | — |
| Cardiac to White Gate | 16:00 | — | — |
| White Gate to The Stile | 7:15 | 6:31 | +0:44 |
| The Stile to Finish | 1:57 | 2:03 | -0:06 |
Δ negative = Emma ran the segment faster.