Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialBenjamin L Pechner
#1163 · 1:35:19 · M39 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialKATHERINE OBRIEN
#1159 · 1:42:01 · F31 · Group Q · DR
Wave start 8:43 AM (Q-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
Benjamin (Y-DR) started at 8:50 AM; KATHERINE (Q-DR) started at 8:43 AM. That gave KATHERINE a 7 minutes head start on Benjamin. On foot, Benjamin ran 1:35:19 and KATHERINE ran 1:42:01 — Benjamin was 6:42 faster than KATHERINE. Benjamin took official place 1163rd (time-based 1019th) and KATHERINE took official place 1159th (time-based 1122nd). KATHERINE's head start was enough to flip the official order even though Benjamin was faster on foot. Biggest swing: Benjamin gained 2:55 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
KATHERINE OBRIEN (Q-DR) started 7 min earlier than Benjamin (Y-DR).
- Overall place Δ
- +4
- Actual time Δ
- -6:42
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (KATHERINE earlier)
- Finish clock Δ
- +0:18
- Section place Δ
- +16
Δ = Benjamin − KATHERINE. Negative means Benjamin is ahead/faster.
Race timeline
Computed- KATHERINE (Q-DR) started at 8:43 AM.
- Benjamin (Y-DR) started at 8:50 AM, 7:00 later.
- Actual running time: Benjamin was 6:42 faster on foot than KATHERINE.
- Finish clock: KATHERINE crossed the line 0:18 ahead of Benjamin — KATHERINE wins this head-to-head.
Δ (A − B): actual -6:42 · finish clock +0:18.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Benjamin | KATHERINE | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:45 | 12:08 | -1:23 |
| Stairs to Windy Gap | 8:47 | 8:51 | -0:04 |
| Windy Gap to Muir Woods | 6:43 | 9:38 | -2:55 |
| Muir Woods to Cardiac | 37:58 | 37:35 | +0:23 |
| Cardiac to White Gate | 18:48 | 21:16 | -2:28 |
| White Gate to The Stile | 9:38 | 9:56 | -0:18 |
| The Stile to Finish | 2:40 | 2:37 | +0:03 |
Δ negative = Benjamin ran the segment faster.