Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKatherine D Ciaschini
#752 · 1:34:27 · F9 · Group D · DR
Wave start 8:32 AM (D-DR)
Athlete B
OfficialMark Vaughn
#756 · 1:18:37 · M47 · Group W · DR
Wave start 8:48 AM (W-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
Katherine (D-DR) started at 8:32 AM; Mark (W-DR) started at 8:48 AM. That gave Katherine a 16 minutes head start on Mark. On foot, Katherine ran 1:34:27 and Mark ran 1:18:37 — Mark was 15:50 faster than Katherine. Katherine took official place 752nd (time-based 996th) and Mark took official place 756th (time-based 597th). Katherine's head start was enough to flip the official order even though Mark was faster on foot. Biggest swing: Mark gained 5:38 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Katherine D Ciaschini (D-DR) started 16 min earlier than Mark (W-DR).
- Overall place Δ
- -4
- Actual time Δ
- +15:50
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 16 min (Katherine earlier)
- Finish clock Δ
- -0:10
- Section place Δ
- -10
Δ = Katherine − Mark. Negative means Katherine is ahead/faster.
Race timeline
Computed- Katherine (D-DR) started at 8:32 AM.
- Mark (W-DR) started at 8:48 AM, 16:00 later.
- Actual running time: Mark was 15:50 faster on foot than Katherine.
- Finish clock: Katherine crossed the line 0:10 ahead of Mark — Katherine wins this head-to-head.
Δ (A − B): actual +15:50 · finish clock -0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Katherine | Mark | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:08 | 10:03 | +0:05 |
| Stairs to Windy Gap | 8:00 | 6:45 | +1:15 |
| Windy Gap to Muir Woods | 7:31 | 6:12 | +1:19 |
| Muir Woods to Cardiac | 35:57 | 30:19 | +5:38 |
| Cardiac to White Gate | 19:51 | 15:27 | +4:24 |
| White Gate to The Stile | 9:56 | 7:39 | +2:17 |
| The Stile to Finish | 3:04 | 2:12 | +0:52 |
Δ negative = Katherine ran the segment faster.