Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMadeleine O'Hara
#773 · 1:24:06 · F27 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialSullivan A Bright
#770 · 1:19:57 · M14 · Group V · DR
Wave start 8:47 AM (V-DR)
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
Madeleine (Q-DR) started at 8:43 AM; Sullivan (V-DR) started at 8:47 AM. That gave Madeleine a 4 minutes head start on Sullivan. On foot, Madeleine ran 1:24:06 and Sullivan ran 1:19:57 — Sullivan was 4:09 faster than Madeleine. Madeleine took official place 773rd (time-based 773rd) and Sullivan took official place 770th (time-based 648th). Sullivan was faster on foot and finished ahead on the official clock too. Biggest swing: Sullivan gained 2:36 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Madeleine O'Hara (Q-DR) started 4 min earlier than Sullivan (V-DR).
- Overall place Δ
- +3
- Actual time Δ
- +4:09
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Madeleine earlier)
- Finish clock Δ
- +0:09
- Section place Δ
- +27
Δ = Madeleine − Sullivan. Negative means Madeleine is ahead/faster.
Race timeline
Computed- Madeleine (Q-DR) started at 8:43 AM.
- Sullivan (V-DR) started at 8:47 AM, 4:00 later.
- Actual running time: Sullivan was 4:09 faster on foot than Madeleine.
- Finish clock: Sullivan crossed the line 0:09 ahead of Madeleine — Sullivan wins this head-to-head.
Δ (A − B): actual +4:09 · finish clock +0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Madeleine | Sullivan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:57 | 8:33 | +1:24 |
| Stairs to Windy Gap | 7:03 | 6:57 | +0:06 |
| Windy Gap to Muir Woods | 7:08 | 7:08 | ±0:00 |
| Muir Woods to Cardiac | 32:31 | 29:55 | +2:36 |
| Cardiac to White Gate | 16:49 | 16:49 | ±0:00 |
| White Gate to The Stile | 8:18 | 8:11 | +0:07 |
| The Stile to Finish | 2:20 | 2:24 | -0:04 |
Δ negative = Madeleine ran the segment faster.