Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAlissa S Philp
#267 · 1:17:19 · F49 · Group L · INV
Wave start 8:12 AM (L-INV)
Athlete B
OfficialRichard G Alvarado
#270 · 1:11:27 · M54 · Group T · INV
Wave start 8:18 AM (T-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
Alissa (L-INV) started at 8:12 AM; Richard (T-INV) started at 8:18 AM. That gave Alissa a 6 minutes head start on Richard. On foot, Alissa ran 1:17:19 and Richard ran 1:11:27 — Richard was 5:52 faster than Alissa. Alissa took official place 267th (time-based 568th) and Richard took official place 270th (time-based 369th). Alissa's head start was enough to flip the official order even though Richard was faster on foot. Biggest swing: Richard gained 2:27 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Alissa S Philp (L-INV) started 6 min earlier than Richard (T-INV).
- Overall place Δ
- -3
- Actual time Δ
- +5:52
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Alissa earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- +3
Δ = Alissa − Richard. Negative means Alissa is ahead/faster.
Race timeline
Computed- Alissa (L-INV) started at 8:12 AM.
- Richard (T-INV) started at 8:18 AM, 6:00 later.
- Actual running time: Richard was 5:52 faster on foot than Alissa.
- Finish clock: Alissa crossed the line 0:08 ahead of Richard — Alissa wins this head-to-head.
Δ (A − B): actual +5:52 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Alissa | Richard | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:24 | 8:15 | +1:09 |
| Stairs to Windy Gap | 6:48 | 6:09 | +0:39 |
| Windy Gap to Muir Woods | 6:31 | 5:52 | +0:39 |
| Muir Woods to Cardiac | 29:08 | 26:41 | +2:27 |
| Cardiac to White Gate | 15:33 | 14:56 | +0:37 |
| White Gate to The Stile | 7:48 | 7:25 | +0:23 |
| The Stile to Finish | 2:07 | 2:09 | -0:02 |
Δ negative = Alissa ran the segment faster.