Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMark Vaughn
#756 · 1:18:37 · M47 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialBrian A Matthay
#753 · 1:17:31 · M44 · 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
Mark (W-DR) started at 8:48 AM; Brian (X-DR) started at 8:49 AM. That gave Mark a 1 minute head start on Brian. On foot, Mark ran 1:18:37 and Brian ran 1:17:31 — Brian was 1:06 faster than Mark. Mark took official place 756th (time-based 597th) and Brian took official place 753rd (time-based 569th). Brian was faster on foot and finished ahead on the official clock too. Biggest swing: Mark gained 0:26 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Mark Vaughn (W-DR) started 1 min earlier than Brian (X-DR).
- Overall place Δ
- +3
- Actual time Δ
- +1:06
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Mark earlier)
- Finish clock Δ
- +0:06
- Section place Δ
- 0
Δ = Mark − Brian. Negative means Mark is ahead/faster.
Race timeline
Computed- Mark (W-DR) started at 8:48 AM.
- Brian (X-DR) started at 8:49 AM, 1:00 later.
- Actual running time: Brian was 1:06 faster on foot than Mark.
- Finish clock: Brian crossed the line 0:06 ahead of Mark — Brian wins this head-to-head.
Δ (A − B): actual +1:06 · finish clock +0:06.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mark | Brian | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:03 | 8:36 | +1:27 |
| Stairs to Windy Gap | 6:45 | 6:45 | ±0:00 |
| Windy Gap to Muir Woods | 6:12 | 6:38 | -0:26 |
| Muir Woods to Cardiac | 30:19 | 30:33 | -0:14 |
| Cardiac to White Gate | 15:27 | 15:07 | +0:20 |
| White Gate to The Stile | 7:39 | 7:50 | -0:11 |
| The Stile to Finish | 2:12 | 2:02 | +0:10 |
Δ negative = Mark ran the segment faster.