Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKawa Chiu
#1154 · 1:47:23 · F53 · Group J · DR
Wave start 8:37 AM (J-DR)
Athlete B
OfficialIvy Stempkovski
#1157 · 1:42:56 · F25 · Group P · DR
Wave start 8:42 AM (P-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
Kawa (J-DR) started at 8:37 AM; Ivy (P-DR) started at 8:42 AM. That gave Kawa a 5 minutes head start on Ivy. On foot, Kawa ran 1:47:23 and Ivy ran 1:42:56 — Ivy was 4:27 faster than Kawa. Kawa took official place 1154th (time-based 1204th) and Ivy took official place 1157th (time-based 1134th). Kawa's head start was enough to flip the official order even though Ivy was faster on foot. Biggest swing: Ivy gained 2:48 from Cardiac to White Gate.
Deltas
ComputedWave start
Kawa Chiu (J-DR) started 5 min earlier than Ivy (P-DR).
- Overall place Δ
- -3
- Actual time Δ
- +4:27
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Kawa earlier)
- Finish clock Δ
- -0:33
- Section place Δ
- -34
Δ = Kawa − Ivy. Negative means Kawa is ahead/faster.
Race timeline
Computed- Kawa (J-DR) started at 8:37 AM.
- Ivy (P-DR) started at 8:42 AM, 5:00 later.
- Actual running time: Ivy was 4:27 faster on foot than Kawa.
- Finish clock: Kawa crossed the line 0:33 ahead of Ivy — Kawa wins this head-to-head.
Δ (A − B): actual +4:27 · finish clock -0:33.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Kawa | Ivy | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:34 | 11:43 | -0:09 |
| Stairs to Windy Gap | 10:06 | 11:09 | -1:03 |
| Windy Gap to Muir Woods | 8:35 | 7:43 | +0:52 |
| Muir Woods to Cardiac | 41:08 | 40:26 | +0:42 |
| Cardiac to White Gate | 22:37 | 19:49 | +2:48 |
| White Gate to The Stile | 10:26 | 9:37 | +0:49 |
| The Stile to Finish | 2:57 | 2:29 | +0:28 |
Δ negative = Kawa ran the segment faster.