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
OfficialIsaac Plant
#355 · 1:09:00 · M34 · Group Y · INV
Wave start 8:23 AM (Y-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; Isaac (Y-INV) started at 8:23 AM. That gave Todd a 9 minutes head start on Isaac. On foot, Todd ran 1:17:49 and Isaac ran 1:09:00 — Isaac was 8:49 faster than Todd. Todd took official place 353rd (time-based 577th) and Isaac took official place 355th (time-based 292nd). Todd's head start was enough to flip the official order even though Isaac was faster on foot. Biggest swing: Isaac gained 4:27 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Todd Brockman (N-INV) started 9 min earlier than Isaac (Y-INV).
- Overall place Δ
- -2
- Actual time Δ
- +8:49
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Todd earlier)
- Finish clock Δ
- -0:11
- Section place Δ
- -54
Δ = Todd − Isaac. Negative means Todd is ahead/faster.
Race timeline
Computed- Todd (N-INV) started at 8:14 AM.
- Isaac (Y-INV) started at 8:23 AM, 9:00 later.
- Actual running time: Isaac was 8:49 faster on foot than Todd.
- Finish clock: Todd crossed the line 0:11 ahead of Isaac — Todd wins this head-to-head.
Δ (A − B): actual +8:49 · finish clock -0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Todd | Isaac | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:36 | 7:39 | +0:57 |
| Stairs to Windy Gap | 7:07 | 5:50 | +1:17 |
| Windy Gap to Muir Woods | 6:09 | 5:35 | +0:34 |
| Muir Woods to Cardiac | 30:21 | 25:54 | +4:27 |
| Cardiac to White Gate | 15:30 | 14:48 | +0:42 |
| White Gate to The Stile | 8:01 | 7:10 | +0:51 |
| The Stile to Finish | 2:05 | 2:04 | +0:01 |
Δ negative = Todd ran the segment faster.