Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLinda C Becker
#234 · 1:17:31 · F52 · Group K · INV
Wave start 8:11 AM (K-INV)
Athlete B
OfficialSilas Tsui
#232 · 1:04:23 · M28 · Group Z · INV
Wave start 8:24 AM (Z-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
Linda (K-INV) started at 8:11 AM; Silas (Z-INV) started at 8:24 AM. That gave Linda a 13 minutes head start on Silas. On foot, Linda ran 1:17:31 and Silas ran 1:04:23 — Silas was 13:08 faster than Linda. Linda took official place 234th (time-based 570th) and Silas took official place 232nd (time-based 163rd). Silas was faster on foot and finished ahead on the official clock too. Biggest swing: Silas gained 4:24 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Linda C Becker (K-INV) started 13 min earlier than Silas (Z-INV).
- Overall place Δ
- +2
- Actual time Δ
- +13:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 13 min (Linda earlier)
- Finish clock Δ
- +0:08
- Section place Δ
- -20
Δ = Linda − Silas. Negative means Linda is ahead/faster.
Race timeline
Computed- Linda (K-INV) started at 8:11 AM.
- Silas (Z-INV) started at 8:24 AM, 13:00 later.
- Actual running time: Silas was 13:08 faster on foot than Linda.
- Finish clock: Silas crossed the line 0:08 ahead of Linda — Silas wins this head-to-head.
Δ (A − B): actual +13:08 · finish clock +0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Linda | Silas | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:48 | 7:26 | +1:22 |
| Stairs to Windy Gap | 6:52 | 5:13 | +1:39 |
| Windy Gap to Muir Woods | 6:33 | 5:07 | +1:26 |
| Muir Woods to Cardiac | 28:55 | 24:31 | +4:24 |
| Cardiac to White Gate | 16:13 | 13:53 | +2:20 |
| White Gate to The Stile | 7:46 | 6:31 | +1:15 |
| The Stile to Finish | 2:24 | 1:42 | +0:42 |
Δ negative = Linda ran the segment faster.