Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTodd Brockman
#353 · 1:17:49 · M60 · Group N · INV
Wave start 8:14 AM (N-INV)
Athlete B
OfficialAnna Bettini
#358 · 1:17:07 · F40 · Group P · INV
Wave start 8:15 AM (P-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
Todd (N-INV) started at 8:14 AM; Anna (P-INV) started at 8:15 AM. That gave Todd a 1 minute head start on Anna. On foot, Todd ran 1:17:49 and Anna ran 1:17:07 — Anna was 0:42 faster than Todd. Todd took official place 353rd (time-based 577th) and Anna took official place 358th (time-based 558th). Todd's head start was enough to flip the official order even though Anna was faster on foot. Biggest swing: Anna gained 1:24 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Todd Brockman (N-INV) started 1 min earlier than Anna (P-INV).
- Overall place Δ
- -5
- Actual time Δ
- +0:42
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Todd earlier)
- Finish clock Δ
- -0:18
- Section place Δ
- -17
Δ = Todd − Anna. Negative means Todd is ahead/faster.
Race timeline
Computed- Todd (N-INV) started at 8:14 AM.
- Anna (P-INV) started at 8:15 AM, 1:00 later.
- Actual running time: Anna was 0:42 faster on foot than Todd.
- Finish clock: Todd crossed the line 0:18 ahead of Anna — Todd wins this head-to-head.
Δ (A − B): actual +0:42 · finish clock -0:18.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Todd | Anna | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:36 | 9:12 | -0:36 |
| Stairs to Windy Gap | 7:07 | 6:35 | +0:32 |
| Windy Gap to Muir Woods | 6:09 | 6:35 | -0:26 |
| Muir Woods to Cardiac | 30:21 | 28:57 | +1:24 |
| Cardiac to White Gate | 15:30 | 15:35 | -0:05 |
| White Gate to The Stile | 8:01 | 7:48 | +0:13 |
| The Stile to Finish | 2:05 | 2:25 | -0:20 |
Δ negative = Todd ran the segment faster.