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 N Gray
#454 · 1:28:33 · M68 · Group F · INV
Wave start 8:07 AM (F-INV)
Athlete B
OfficialGidon T Singer
#456 · 1:22:37 · M61 · Group M · INV
Wave start 8:13 AM (M-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
Stephen (F-INV) started at 8:07 AM; Gidon (M-INV) started at 8:13 AM. That gave Stephen a 6 minutes head start on Gidon. On foot, Stephen ran 1:28:33 and Gidon ran 1:22:37 — Gidon was 5:56 faster than Stephen. Stephen took official place 454th (time-based 872nd) and Gidon took official place 456th (time-based 724th). Stephen's head start was enough to flip the official order even though Gidon was faster on foot. Biggest swing: Gidon gained 2:31 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Stephen N Gray (F-INV) started 6 min earlier than Gidon (M-INV).
- Overall place Δ
- -2
- Actual time Δ
- +5:56
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Stephen earlier)
- Finish clock Δ
- -0:04
- Section place Δ
- -18
Δ = Stephen − Gidon. Negative means Stephen is ahead/faster.
Race timeline
Computed- Stephen (F-INV) started at 8:07 AM.
- Gidon (M-INV) started at 8:13 AM, 6:00 later.
- Actual running time: Gidon was 5:56 faster on foot than Stephen.
- Finish clock: Stephen crossed the line 0:04 ahead of Gidon — Stephen wins this head-to-head.
Δ (A − B): actual +5:56 · finish clock -0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Stephen | Gidon | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:20 | 10:14 | +0:06 |
| Stairs to Windy Gap | 7:25 | 7:31 | -0:06 |
| Windy Gap to Muir Woods | 7:02 | 6:13 | +0:49 |
| Muir Woods to Cardiac | 35:01 | 32:30 | +2:31 |
| Cardiac to White Gate | 17:43 | 16:02 | +1:41 |
| White Gate to The Stile | 8:29 | 7:47 | +0:42 |
| The Stile to Finish | 2:33 | 2:20 | +0:13 |
Δ negative = Stephen ran the segment faster.