Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialErik Bianchi
#1025 · 1:27:12 · M41 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialKaren Liu
#1022 · 1:34:07 · F35 · 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
Erik (Y-DR) started at 8:50 AM; Karen (Q-DR) started at 8:43 AM. That gave Karen a 7 minutes head start on Erik. On foot, Erik ran 1:27:12 and Karen ran 1:34:07 — Erik was 6:55 faster than Karen. Erik took official place 1025th (time-based 836th) and Karen took official place 1022nd (time-based 990th). Karen's head start was enough to flip the official order even though Erik was faster on foot. Biggest swing: Erik gained 2:08 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Karen Liu (Q-DR) started 7 min earlier than Erik (Y-DR).
- Overall place Δ
- +3
- Actual time Δ
- -6:55
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Karen earlier)
- Finish clock Δ
- +0:05
- Section place Δ
- +15
Δ = Erik − Karen. Negative means Erik is ahead/faster.
Race timeline
Computed- Karen (Q-DR) started at 8:43 AM.
- Erik (Y-DR) started at 8:50 AM, 7:00 later.
- Actual running time: Erik was 6:55 faster on foot than Karen.
- Finish clock: Karen crossed the line 0:05 ahead of Erik — Karen wins this head-to-head.
Δ (A − B): actual -6:55 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Erik | Karen | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:07 | 11:00 | -0:53 |
| Stairs to Windy Gap | 6:53 | 8:27 | -1:34 |
| Windy Gap to Muir Woods | 7:10 | 7:48 | -0:38 |
| Muir Woods to Cardiac | 34:37 | 36:45 | -2:08 |
| Cardiac to White Gate | 17:34 | 18:30 | -0:56 |
| White Gate to The Stile | 8:42 | 9:04 | -0:22 |
| The Stile to Finish | 2:09 | 2:33 | -0:24 |
Δ negative = Erik ran the segment faster.