Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKaren Liu
#1022 · 1:34:07 · F35 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialJohn Paul Detrinidad
#1019 · 1:27:57 · 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
Karen (Q-DR) started at 8:43 AM; John (X-DR) started at 8:49 AM. That gave Karen a 6 minutes head start on John. On foot, Karen ran 1:34:07 and John ran 1:27:57 — John was 6:10 faster than Karen. Karen took official place 1022nd (time-based 990th) and John took official place 1019th (time-based 863rd). John was faster on foot and finished ahead on the official clock too. Biggest swing: John gained 4:28 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Karen Liu (Q-DR) started 6 min earlier than John (X-DR).
- Overall place Δ
- +3
- Actual time Δ
- +6:10
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Karen earlier)
- Finish clock Δ
- +0:10
- Section place Δ
- +33
Δ = Karen − John. Negative means Karen is ahead/faster.
Race timeline
Computed- Karen (Q-DR) started at 8:43 AM.
- John (X-DR) started at 8:49 AM, 6:00 later.
- Actual running time: John was 6:10 faster on foot than Karen.
- Finish clock: John crossed the line 0:10 ahead of Karen — John wins this head-to-head.
Δ (A − B): actual +6:10 · finish clock +0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Karen | John | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:00 | 10:20 | +0:40 |
| Stairs to Windy Gap | 8:27 | 7:19 | +1:08 |
| Windy Gap to Muir Woods | 7:48 | 7:42 | +0:06 |
| Muir Woods to Cardiac | 36:45 | 32:17 | +4:28 |
| Cardiac to White Gate | 18:30 | 18:22 | +0:08 |
| White Gate to The Stile | 9:04 | 9:10 | -0:06 |
| The Stile to Finish | 2:33 | 2:47 | -0:14 |
Δ negative = Karen ran the segment faster.