Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAlex Katz
#316 · 1:06:59 · M29 · Group Z · INV
Wave start 8:24 AM (Z-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
Alex (Z-INV) started at 8:24 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 14 minutes head start on Alex. On foot, Alex ran 1:06:59 and Chris ran 1:00:42 — Chris was 6:17 faster than Alex. Alex took official place 316th (time-based 231st) 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 3:46 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 14 min earlier than Alex (Z-INV).
- Overall place Δ
- +315
- Actual time Δ
- +6:17
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 14 min (Chris earlier)
- Finish clock Δ
- +20:17
- Section place Δ
- +33
Δ = Alex − Chris. Negative means Alex is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Alex (Z-INV) started at 8:24 AM, 14:00 later.
- Actual running time: Chris was 6:17 faster on foot than Alex.
- Finish clock: Chris crossed the line 20:17 ahead of Alex — Chris wins this head-to-head.
Δ (A − B): actual +6:17 · finish clock +20:17.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Alex | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:53 | 7:31 | +0:22 |
| Stairs to Windy Gap | 6:08 | 5:35 | +0:33 |
| Windy Gap to Muir Woods | 5:28 | 5:25 | +0:03 |
| Muir Woods to Cardiac | 25:56 | 22:10 | +3:46 |
| Cardiac to White Gate | 13:08 | 12:14 | +0:54 |
| White Gate to The Stile | 6:41 | 5:57 | +0:44 |
| The Stile to Finish | 1:45 | 1:50 | -0:05 |
Δ negative = Alex ran the segment faster.