Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialEmily Zhong
#349 · 1:15:45 · F28 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialTodd M Law
#354 · 1:16:59 · M58 · Group P · INV
Wave start 8:15 AM (P-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Emily (Q-INV) started at 8:16 AM; Todd (P-INV) started at 8:15 AM. That gave Todd a 1 minute head start on Emily. On foot, Emily ran 1:15:45 and Todd ran 1:16:59 — Emily was 1:14 faster than Todd. Emily took official place 349th (time-based 515th) and Todd took official place 354th (time-based 553rd). Emily was faster on foot and finished ahead on the official clock too. Biggest swing: Emily gained 0:55 from Top of Stairs to Windy Gap.
Deltas
ComputedWave start
Todd M Law (P-INV) started 1 min earlier than Emily (Q-INV).
- Overall place Δ
- -5
- Actual time Δ
- -1:14
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Todd earlier)
- Finish clock Δ
- -0:14
- Section place Δ
- +14
Δ = Emily − Todd. Negative means Emily is ahead/faster.
Race timeline
Computed- Todd (P-INV) started at 8:15 AM.
- Emily (Q-INV) started at 8:16 AM, 1:00 later.
- Actual running time: Emily was 1:14 faster on foot than Todd.
- Finish clock: Emily crossed the line 0:14 ahead of Todd — Emily wins this head-to-head.
Δ (A − B): actual -1:14 · finish clock -0:14.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Emily | Todd | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:02 | 9:32 | -0:30 |
| Stairs to Windy Gap | 6:15 | 7:10 | -0:55 |
| Windy Gap to Muir Woods | 6:35 | 5:55 | +0:40 |
| Muir Woods to Cardiac | 28:55 | 29:41 | -0:46 |
| Cardiac to White Gate | 15:34 | 15:02 | +0:32 |
| White Gate to The Stile | 7:24 | 7:32 | -0:08 |
| The Stile to Finish | 2:00 | 2:07 | -0:07 |
Δ negative = Emily ran the segment faster.