Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialScott Halsted
#350 · 1:22:46 · M66 · Group H · INV
Wave start 8:09 AM (H-INV)
Athlete B
OfficialEmily Zhong
#349 · 1:15:45 · F28 · 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
Scott (H-INV) started at 8:09 AM; Emily (Q-INV) started at 8:16 AM. That gave Scott a 7 minutes head start on Emily. On foot, Scott ran 1:22:46 and Emily ran 1:15:45 — Emily was 7:01 faster than Scott. Scott took official place 350th (time-based 730th) and Emily took official place 349th (time-based 515th). Emily was faster on foot and finished ahead on the official clock too. Biggest swing: Emily gained 2:40 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Scott Halsted (H-INV) started 7 min earlier than Emily (Q-INV).
- Overall place Δ
- +1
- Actual time Δ
- +7:01
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Scott earlier)
- Finish clock Δ
- +0:01
- Section place Δ
- -35
Δ = Scott − Emily. Negative means Scott is ahead/faster.
Race timeline
Computed- Scott (H-INV) started at 8:09 AM.
- Emily (Q-INV) started at 8:16 AM, 7:00 later.
- Actual running time: Emily was 7:01 faster on foot than Scott.
- Finish clock: Emily crossed the line 0:01 ahead of Scott — Emily wins this head-to-head.
Δ (A − B): actual +7:01 · finish clock +0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Scott | Emily | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:51 | 9:02 | +0:49 |
| Stairs to Windy Gap | 7:25 | 6:15 | +1:10 |
| Windy Gap to Muir Woods | 6:50 | 6:35 | +0:15 |
| Muir Woods to Cardiac | 31:35 | 28:55 | +2:40 |
| Cardiac to White Gate | 16:24 | 15:34 | +0:50 |
| White Gate to The Stile | 8:08 | 7:24 | +0:44 |
| The Stile to Finish | 2:33 | 2:00 | +0:33 |
Δ negative = Scott ran the segment faster.