Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSilas Tsui
#232 · 1:04:23 · M28 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialTom H Hale
#231 · 1:27:22 · M73 · Group AA · INV
Wave start 8:01 AM (AA-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
Silas (Z-INV) started at 8:24 AM; Tom (AA-INV) started at 8:01 AM. That gave Tom a 23 minutes head start on Silas. On foot, Silas ran 1:04:23 and Tom ran 1:27:22 — Silas was 22:59 faster than Tom. Silas took official place 232nd (time-based 163rd) and Tom took official place 231st (time-based 846th). Tom's head start was enough to flip the official order even though Silas was faster on foot. Biggest swing: Silas gained 8:05 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Tom H Hale (AA-INV) started 23 min earlier than Silas (Z-INV).
- Overall place Δ
- +1
- Actual time Δ
- -22:59
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 23 min (Tom earlier)
- Finish clock Δ
- +0:01
- Section place Δ
- +26
Δ = Silas − Tom. Negative means Silas is ahead/faster.
Race timeline
Computed- Tom (AA-INV) started at 8:01 AM.
- Silas (Z-INV) started at 8:24 AM, 23:00 later.
- Actual running time: Silas was 22:59 faster on foot than Tom.
- Finish clock: Tom crossed the line 0:01 ahead of Silas — Tom wins this head-to-head.
Δ (A − B): actual -22:59 · finish clock +0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Silas | Tom | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:26 | 10:09 | -2:43 |
| Stairs to Windy Gap | 5:13 | 8:10 | -2:57 |
| Windy Gap to Muir Woods | 5:07 | 7:31 | -2:24 |
| Muir Woods to Cardiac | 24:31 | 32:36 | -8:05 |
| Cardiac to White Gate | 13:53 | 17:54 | -4:01 |
| White Gate to The Stile | 6:31 | 8:36 | -2:05 |
| The Stile to Finish | 1:42 | 2:26 | -0:44 |
Δ negative = Silas ran the segment faster.