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
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-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
Lydia (K-DR) started at 8:38 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 22 minutes head start on Lydia because the Runner wave starts 27 minutes after the Invitational wave. On foot, Lydia ran 1:44:50 and Julia ran 57:02 — Julia was 47:48 faster than Lydia. Lydia took official place 1122nd (time-based 1163rd) and Julia took official place 3rd (time-based 32nd). Julia was faster on foot and finished ahead on the official clock too. Biggest swing: Julia gained 22:43 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 22 min earlier than Lydia (K-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1119
- Actual time Δ
- +47:48
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 22 min (Julia earlier)
- Finish clock Δ
- +1:09:48
- Section place Δ
- —
Δ = Lydia − Julia. Negative means Lydia is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Lydia (K-DR) started at 8:38 AM, 22:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 47:48 faster on foot than Lydia.
- Finish clock: Julia crossed the line 1:09:48 ahead of Lydia — Julia wins this head-to-head.
Δ (A − B): actual +47:48 · finish clock +1:09:48.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Lydia | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:40 | 6:46 | +4:54 |
| Stairs to Windy Gap | 10:06 | 5:03 | +5:03 |
| Windy Gap to Muir Woods | 7:43 | 5:20 | +2:23 |
| Muir Woods to Cardiac | 43:09 | 20:26 | +22:43 |
| Cardiac to White Gate | 19:45 | 11:52 | +7:53 |
| White Gate to The Stile | 9:49 | 5:54 | +3:55 |
| The Stile to Finish | 2:38 | 1:41 | +0:57 |
Δ negative = Lydia ran the segment faster.