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 Simontacchi Brisson
#468 · 1:29:35 · F58 · Group F · INV
Wave start 8:07 AM (F-INV)
Athlete B
OfficialMatthew Gilmartin
#469 · 1:20:45 · M57 · Group Q · INV
Wave start 8:16 AM (Q-INV)
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 Simontacchi (F-INV) started at 8:07 AM; Matthew (Q-INV) started at 8:16 AM. That gave Karen Simontacchi a 9 minutes head start on Matthew. On foot, Karen Simontacchi ran 1:29:35 and Matthew ran 1:20:45 — Matthew was 8:50 faster than Karen Simontacchi. Karen Simontacchi took official place 468th (time-based 899th) and Matthew took official place 469th (time-based 670th). Karen Simontacchi's head start was enough to flip the official order even though Matthew was faster on foot. Biggest swing: Matthew gained 3:05 from Cardiac to White Gate.
Deltas
ComputedWave start
Karen Simontacchi Brisson (F-INV) started 9 min earlier than Matthew (Q-INV).
- Overall place Δ
- -1
- Actual time Δ
- +8:50
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Karen Simontacchi earlier)
- Finish clock Δ
- -0:10
- Section place Δ
- -45
Δ = Karen Simontacchi − Matthew. Negative means Karen Simontacchi is ahead/faster.
Race timeline
Computed- Karen Simontacchi (F-INV) started at 8:07 AM.
- Matthew (Q-INV) started at 8:16 AM, 9:00 later.
- Actual running time: Matthew was 8:50 faster on foot than Karen Simontacchi.
- Finish clock: Karen Simontacchi crossed the line 0:10 ahead of Matthew — Karen Simontacchi wins this head-to-head.
Δ (A − B): actual +8:50 · finish clock -0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Karen Simontacchi | Matthew | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:11 | 9:29 | +0:42 |
| Stairs to Windy Gap | 7:53 | 7:11 | +0:42 |
| Windy Gap to Muir Woods | 7:05 | 6:12 | +0:53 |
| Muir Woods to Cardiac | 33:38 | 31:29 | +2:09 |
| Cardiac to White Gate | 19:04 | 15:59 | +3:05 |
| White Gate to The Stile | 9:00 | 7:56 | +1:04 |
| The Stile to Finish | 2:44 | 2:29 | +0:15 |
Δ negative = Karen Simontacchi ran the segment faster.