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
OfficialChris Lundy
#1 · 1:00:42 · F55 · Group J · INV
Wave start 8:10 AM (J-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
Todd (N-INV) started at 8:14 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 4 minutes head start on Todd. On foot, Todd ran 1:17:49 and Chris ran 1:00:42 — Chris was 17:07 faster than Todd. Todd took official place 353rd (time-based 577th) and Chris took official place 1st (time-based 71st). Chris was faster on foot and finished ahead on the official clock too. Biggest swing: Chris gained 8:11 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 4 min earlier than Todd (N-INV).
- Overall place Δ
- +352
- Actual time Δ
- +17:07
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Chris earlier)
- Finish clock Δ
- +21:07
- Section place Δ
- +8
Δ = Todd − Chris. Negative means Todd is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Todd (N-INV) started at 8:14 AM, 4:00 later.
- Actual running time: Chris was 17:07 faster on foot than Todd.
- Finish clock: Chris crossed the line 21:07 ahead of Todd — Chris wins this head-to-head.
Δ (A − B): actual +17:07 · finish clock +21:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Todd | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:36 | 7:31 | +1:05 |
| Stairs to Windy Gap | 7:07 | 5:35 | +1:32 |
| Windy Gap to Muir Woods | 6:09 | 5:25 | +0:44 |
| Muir Woods to Cardiac | 30:21 | 22:10 | +8:11 |
| Cardiac to White Gate | 15:30 | 12:14 | +3:16 |
| White Gate to The Stile | 8:01 | 5:57 | +2:04 |
| The Stile to Finish | 2:05 | 1:50 | +0:15 |
Δ negative = Todd ran the segment faster.