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 M O'Mara
#117 · 1:01:36 · M43 · Group X · INV
Wave start 8:22 AM (X-INV)
Athlete B
OfficialMadi Brown
#119 · 1:07:41 · F30 · Group Q · INV
Wave start 8:16 AM (Q-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 (X-INV) started at 8:22 AM; Madi (Q-INV) started at 8:16 AM. That gave Madi a 6 minutes head start on Stephen. On foot, Stephen ran 1:01:36 and Madi ran 1:07:41 — Stephen was 6:05 faster than Madi. Stephen took official place 117th (time-based 97th) and Madi took official place 119th (time-based 254th). Stephen was faster on foot and finished ahead on the official clock too. Biggest swing: Stephen gained 3:23 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Madi Brown (Q-INV) started 6 min earlier than Stephen (X-INV).
- Overall place Δ
- -2
- Actual time Δ
- -6:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Madi earlier)
- Finish clock Δ
- -0:05
- Section place Δ
- -15
Δ = Stephen − Madi. Negative means Stephen is ahead/faster.
Race timeline
Computed- Madi (Q-INV) started at 8:16 AM.
- Stephen (X-INV) started at 8:22 AM, 6:00 later.
- Actual running time: Stephen was 6:05 faster on foot than Madi.
- Finish clock: Stephen crossed the line 0:05 ahead of Madi — Stephen wins this head-to-head.
Δ (A − B): actual -6:05 · finish clock -0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Stephen | Madi | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:27 | 8:00 | -0:33 |
| Stairs to Windy Gap | 5:11 | 6:01 | -0:50 |
| Windy Gap to Muir Woods | 5:07 | 5:28 | -0:21 |
| Muir Woods to Cardiac | 22:28 | 25:51 | -3:23 |
| Cardiac to White Gate | 13:00 | 13:53 | -0:53 |
| White Gate to The Stile | 6:27 | 6:38 | -0:11 |
| The Stile to Finish | 1:56 | 1:50 | +0:06 |
Δ negative = Stephen ran the segment faster.