Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDesmond E Prindiville
#15 · 55:57 · M14 · Group V · INV
Wave start 8:20 AM (V-INV)
Athlete B
OfficialAmy K Cameron
#11 · 1:01:59 · F46 · Group M · INV
Wave start 8:13 AM (M-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Desmond (V-INV) started at 8:20 AM; Amy (M-INV) started at 8:13 AM. That gave Amy a 7 minutes head start on Desmond. On foot, Desmond ran 55:57 and Amy ran 1:01:59 — Desmond was 6:02 faster than Amy. Desmond took official place 15th (time-based 23rd) and Amy took official place 11th (time-based 111th). Amy's head start was enough to flip the official order even though Desmond was faster on foot. Biggest swing: Desmond gained 1:57 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Amy K Cameron (M-INV) started 7 min earlier than Desmond (V-INV).
- Overall place Δ
- +4
- Actual time Δ
- -6:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Amy earlier)
- Finish clock Δ
- +0:58
- Section place Δ
- -1
Δ = Desmond − Amy. Negative means Desmond is ahead/faster.
Race timeline
Computed- Amy (M-INV) started at 8:13 AM.
- Desmond (V-INV) started at 8:20 AM, 7:00 later.
- Actual running time: Desmond was 6:02 faster on foot than Amy.
- Finish clock: Amy crossed the line 0:58 ahead of Desmond — Amy wins this head-to-head.
Δ (A − B): actual -6:02 · finish clock +0:58.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Desmond | Amy | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:36 | 7:42 | -1:06 |
| Stairs to Windy Gap | 4:48 | 5:36 | -0:48 |
| Windy Gap to Muir Woods | 5:10 | 5:30 | -0:20 |
| Muir Woods to Cardiac | 21:01 | 22:58 | -1:57 |
| Cardiac to White Gate | 11:14 | 12:22 | -1:08 |
| White Gate to The Stile | 5:38 | 6:11 | -0:33 |
| The Stile to Finish | 1:30 | 1:40 | -0:10 |
Δ negative = Desmond ran the segment faster.