Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMichael O Park
#87 · 59:04 · M38 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialEthan M Swergold
#83 · 56:53 · M24 · Group SCR · INV
Wave start 8:25 AM (SCR-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
Michael (Y-INV) started at 8:23 AM; Ethan (SCR-INV) started at 8:25 AM. That gave Michael a 2 minutes head start on Ethan. On foot, Michael ran 59:04 and Ethan ran 56:53 — Ethan was 2:11 faster than Michael. Michael took official place 87th (time-based 55th) and Ethan took official place 83rd (time-based 30th). Ethan was faster on foot and finished ahead on the official clock too. Biggest swing: Ethan gained 1:34 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Michael O Park (Y-INV) started 2 min earlier than Ethan (SCR-INV).
- Overall place Δ
- +4
- Actual time Δ
- +2:11
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Michael earlier)
- Finish clock Δ
- +0:11
- Section place Δ
- +9
Δ = Michael − Ethan. Negative means Michael is ahead/faster.
Race timeline
Computed- Michael (Y-INV) started at 8:23 AM.
- Ethan (SCR-INV) started at 8:25 AM, 2:00 later.
- Actual running time: Ethan was 2:11 faster on foot than Michael.
- Finish clock: Ethan crossed the line 0:11 ahead of Michael — Ethan wins this head-to-head.
Δ (A − B): actual +2:11 · finish clock +0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Michael | Ethan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:02 | 6:28 | +0:34 |
| Stairs to Windy Gap | 5:21 | 4:51 | +0:30 |
| Windy Gap to Muir Woods | 4:52 | 4:52 | ±0:00 |
| Muir Woods to Cardiac | 22:54 | 21:20 | +1:34 |
| Cardiac to White Gate | 11:26 | 11:54 | -0:28 |
| White Gate to The Stile | 5:45 | 5:47 | -0:02 |
| The Stile to Finish | 1:44 | 1:41 | +0:03 |
Δ negative = Michael ran the segment faster.