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
OfficialGreg Ryan
#751 · 1:20:26 · M53 · Group U · DR
Wave start 8:46 AM (U-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; Greg (U-DR) started at 8:46 AM. That gave Greg a 2 minutes head start on Mark. On foot, Mark ran 1:18:37 and Greg ran 1:20:26 — Mark was 1:49 faster than Greg. Mark took official place 756th (time-based 597th) and Greg took official place 751st (time-based 661st). Greg's head start was enough to flip the official order even though Mark was faster on foot. Biggest swing: Mark gained 0:34 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Greg Ryan (U-DR) started 2 min earlier than Mark (W-DR).
- Overall place Δ
- +5
- Actual time Δ
- -1:49
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Greg earlier)
- Finish clock Δ
- +0:11
- Section place Δ
- -4
Δ = Mark − Greg. Negative means Mark is ahead/faster.
Race timeline
Computed- Greg (U-DR) started at 8:46 AM.
- Mark (W-DR) started at 8:48 AM, 2:00 later.
- Actual running time: Mark was 1:49 faster on foot than Greg.
- Finish clock: Greg crossed the line 0:11 ahead of Mark — Greg wins this head-to-head.
Δ (A − B): actual -1:49 · finish clock +0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mark | Greg | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:03 | 9:54 | +0:09 |
| Stairs to Windy Gap | 6:45 | 7:14 | -0:29 |
| Windy Gap to Muir Woods | 6:12 | 6:46 | -0:34 |
| Muir Woods to Cardiac | 30:19 | 30:51 | -0:32 |
| Cardiac to White Gate | 15:27 | 15:45 | -0:18 |
| White Gate to The Stile | 7:39 | 7:53 | -0:14 |
| The Stile to Finish | 2:12 | 2:03 | +0:09 |
Δ negative = Mark ran the segment faster.