Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialStephen C Donahue
#84 · 1:02:00 · M48 · Group V · INV
Wave start 8:20 AM (V-INV)
Athlete B
OfficialMichael O Park
#87 · 59:04 · M38 · Group Y · INV
Wave start 8:23 AM (Y-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
Stephen (V-INV) started at 8:20 AM; Michael (Y-INV) started at 8:23 AM. That gave Stephen a 3 minutes head start on Michael. On foot, Stephen ran 1:02:00 and Michael ran 59:04 — Michael was 2:56 faster than Stephen. Stephen took official place 84th (time-based 112th) and Michael took official place 87th (time-based 55th). Stephen's head start was enough to flip the official order even though Michael was faster on foot. Biggest swing: Michael gained 0:48 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Stephen C Donahue (V-INV) started 3 min earlier than Michael (Y-INV).
- Overall place Δ
- -3
- Actual time Δ
- +2:56
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Stephen earlier)
- Finish clock Δ
- -0:04
- Section place Δ
- -11
Δ = Stephen − Michael. Negative means Stephen is ahead/faster.
Race timeline
Computed- Stephen (V-INV) started at 8:20 AM.
- Michael (Y-INV) started at 8:23 AM, 3:00 later.
- Actual running time: Michael was 2:56 faster on foot than Stephen.
- Finish clock: Stephen crossed the line 0:04 ahead of Michael — Stephen wins this head-to-head.
Δ (A − B): actual +2:56 · finish clock -0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Stephen | Michael | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:11 | 7:02 | +0:09 |
| Stairs to Windy Gap | 5:09 | 5:21 | -0:12 |
| Windy Gap to Muir Woods | 5:40 | 4:52 | +0:48 |
| Muir Woods to Cardiac | — | 22:54 | — |
| Cardiac to White Gate | — | 11:26 | — |
| White Gate to The Stile | 6:31 | 5:45 | +0:46 |
| The Stile to Finish | 2:03 | 1:44 | +0:19 |
Δ negative = Stephen ran the segment faster.