Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKatherine D Ciaschini
#752 · 1:34:27 · F9 · Group D · DR
Wave start 8:32 AM (D-DR)
Athlete B
OfficialLiam Caselli
#748 · 1:27:22 · M9 · Group L · DR
Wave start 8:39 AM (L-DR)
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
Katherine (D-DR) started at 8:32 AM; Liam (L-DR) started at 8:39 AM. That gave Katherine a 7 minutes head start on Liam. On foot, Katherine ran 1:34:27 and Liam ran 1:27:22 — Liam was 7:05 faster than Katherine. Katherine took official place 752nd (time-based 996th) and Liam took official place 748th (time-based 845th). Liam was faster on foot and finished ahead on the official clock too. Biggest swing: Liam gained 4:30 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Katherine D Ciaschini (D-DR) started 7 min earlier than Liam (L-DR).
- Overall place Δ
- +4
- Actual time Δ
- +7:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Katherine earlier)
- Finish clock Δ
- +0:05
- Section place Δ
- -3
Δ = Katherine − Liam. Negative means Katherine is ahead/faster.
Race timeline
Computed- Katherine (D-DR) started at 8:32 AM.
- Liam (L-DR) started at 8:39 AM, 7:00 later.
- Actual running time: Liam was 7:05 faster on foot than Katherine.
- Finish clock: Liam crossed the line 0:05 ahead of Katherine — Liam wins this head-to-head.
Δ (A − B): actual +7:05 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Katherine | Liam | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:08 | 8:19 | +1:49 |
| Stairs to Windy Gap | 8:00 | 6:37 | +1:23 |
| Windy Gap to Muir Woods | 7:31 | 7:04 | +0:27 |
| Muir Woods to Cardiac | 35:57 | 31:27 | +4:30 |
| Cardiac to White Gate | 19:51 | 20:34 | -0:43 |
| White Gate to The Stile | 9:56 | 10:39 | -0:43 |
| The Stile to Finish | 3:04 | 2:42 | +0:22 |
Δ negative = Katherine ran the segment faster.