Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLydia Shemyakin
#1122 · 1:44:50 · F11 · Group K · DR
Wave start 8:38 AM (K-DR)
Athlete B
OfficialBen Crosswell
#1125 · 1:34:02 · M42 · Group X · DR
Wave start 8:49 AM (X-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
Lydia (K-DR) started at 8:38 AM; Ben (X-DR) started at 8:49 AM. That gave Lydia a 11 minutes head start on Ben. On foot, Lydia ran 1:44:50 and Ben ran 1:34:02 — Ben was 10:48 faster than Lydia. Lydia took official place 1122nd (time-based 1163rd) and Ben took official place 1125th (time-based 989th). Lydia's head start was enough to flip the official order even though Ben was faster on foot. Biggest swing: Ben gained 7:41 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Lydia Shemyakin (K-DR) started 11 min earlier than Ben (X-DR).
- Overall place Δ
- -3
- Actual time Δ
- +10:48
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 11 min (Lydia earlier)
- Finish clock Δ
- -0:12
- Section place Δ
- -15
Δ = Lydia − Ben. Negative means Lydia is ahead/faster.
Race timeline
Computed- Lydia (K-DR) started at 8:38 AM.
- Ben (X-DR) started at 8:49 AM, 11:00 later.
- Actual running time: Ben was 10:48 faster on foot than Lydia.
- Finish clock: Lydia crossed the line 0:12 ahead of Ben — Lydia wins this head-to-head.
Δ (A − B): actual +10:48 · finish clock -0:12.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Lydia | Ben | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:40 | 10:08 | +1:32 |
| Stairs to Windy Gap | 10:06 | 9:10 | +0:56 |
| Windy Gap to Muir Woods | 7:43 | 8:22 | -0:39 |
| Muir Woods to Cardiac | 43:09 | 35:28 | +7:41 |
| Cardiac to White Gate | 19:45 | 18:18 | +1:27 |
| White Gate to The Stile | 9:49 | 10:12 | -0:23 |
| The Stile to Finish | 2:38 | 2:24 | +0:14 |
Δ negative = Lydia ran the segment faster.