Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLisa Palmer
#463 · 1:21:14 · F43 · Group P · INV
Wave start 8:15 AM (P-INV)
Athlete B
OfficialWilliam A Magrath
#467 · 1:15:32 · M46 · Group W · INV
Wave start 8:21 AM (W-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
Lisa (P-INV) started at 8:15 AM; William (W-INV) started at 8:21 AM. That gave Lisa a 6 minutes head start on William. On foot, Lisa ran 1:21:14 and William ran 1:15:32 — William was 5:42 faster than Lisa. Lisa took official place 463rd (time-based 685th) and William took official place 467th (time-based 504th). Lisa's head start was enough to flip the official order even though William was faster on foot. Biggest swing: William gained 1:57 from Cardiac to White Gate.
Deltas
ComputedWave start
Lisa Palmer (P-INV) started 6 min earlier than William (W-INV).
- Overall place Δ
- -4
- Actual time Δ
- +5:42
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Lisa earlier)
- Finish clock Δ
- -0:18
- Section place Δ
- +6
Δ = Lisa − William. Negative means Lisa is ahead/faster.
Race timeline
Computed- Lisa (P-INV) started at 8:15 AM.
- William (W-INV) started at 8:21 AM, 6:00 later.
- Actual running time: William was 5:42 faster on foot than Lisa.
- Finish clock: Lisa crossed the line 0:18 ahead of William — Lisa wins this head-to-head.
Δ (A − B): actual +5:42 · finish clock -0:18.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Lisa | William | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:36 | 8:34 | +1:02 |
| Stairs to Windy Gap | 7:22 | 6:53 | +0:29 |
| Windy Gap to Muir Woods | 6:47 | 6:01 | +0:46 |
| Muir Woods to Cardiac | 30:28 | 29:41 | +0:47 |
| Cardiac to White Gate | 16:41 | 14:44 | +1:57 |
| White Gate to The Stile | 8:01 | 7:27 | +0:34 |
| The Stile to Finish | 2:19 | 2:12 | +0:07 |
Δ negative = Lisa ran the segment faster.