Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLauren Lech
#1010 · 1:38:47 · F11 · Group K · DR
Wave start 8:38 AM (K-DR)
Athlete B
OfficialAmy Dibble
#1006 · 1:34:42 · F41 · 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
Lauren (K-DR) started at 8:38 AM; Amy (P-DR) started at 8:42 AM. That gave Lauren a 4 minutes head start on Amy. On foot, Lauren ran 1:38:47 and Amy ran 1:34:42 — Amy was 4:05 faster than Lauren. Lauren took official place 1010th (time-based 1077th) and Amy took official place 1006th (time-based 1003rd). Amy was faster on foot and finished ahead on the official clock too. Biggest swing: Amy gained 2:35 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Lauren Lech (K-DR) started 4 min earlier than Amy (P-DR).
- Overall place Δ
- +4
- Actual time Δ
- +4:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Lauren earlier)
- Finish clock Δ
- +0:05
- Section place Δ
- -19
Δ = Lauren − Amy. Negative means Lauren is ahead/faster.
Race timeline
Computed- Lauren (K-DR) started at 8:38 AM.
- Amy (P-DR) started at 8:42 AM, 4:00 later.
- Actual running time: Amy was 4:05 faster on foot than Lauren.
- Finish clock: Amy crossed the line 0:05 ahead of Lauren — Amy wins this head-to-head.
Δ (A − B): actual +4:05 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Lauren | Amy | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:56 | 10:51 | +0:05 |
| Stairs to Windy Gap | 9:52 | 8:25 | +1:27 |
| Windy Gap to Muir Woods | 8:14 | 7:22 | +0:52 |
| Muir Woods to Cardiac | 39:24 | 36:49 | +2:35 |
| Cardiac to White Gate | 18:44 | 19:17 | -0:33 |
| White Gate to The Stile | 9:08 | 9:16 | -0:08 |
| The Stile to Finish | 2:29 | 2:42 | -0:13 |
Δ negative = Lauren ran the segment faster.