Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDavid Leipsic
#516 · 1:31:14 · M61 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialAlden E Besse
#519 · 1:32:22 · M9 · Group L · INV
Wave start 8:12 AM (L-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
David (M-INV) started at 8:13 AM; Alden (L-INV) started at 8:12 AM. That gave Alden a 1 minute head start on David. On foot, David ran 1:31:14 and Alden ran 1:32:22 — David was 1:08 faster than Alden. David took official place 516th (time-based 931st) and Alden took official place 519th (time-based 951st). David was faster on foot and finished ahead on the official clock too. Biggest swing: David gained 5:14 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Alden E Besse (L-INV) started 1 min earlier than David (M-INV).
- Overall place Δ
- -3
- Actual time Δ
- -1:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Alden earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- +7
Δ = David − Alden. Negative means David is ahead/faster.
Race timeline
Computed- Alden (L-INV) started at 8:12 AM.
- David (M-INV) started at 8:13 AM, 1:00 later.
- Actual running time: David was 1:08 faster on foot than Alden.
- Finish clock: David crossed the line 0:08 ahead of Alden — David wins this head-to-head.
Δ (A − B): actual -1:08 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Alden | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:07 | 8:59 | +2:08 |
| Stairs to Windy Gap | 7:33 | 8:02 | -0:29 |
| Windy Gap to Muir Woods | 8:46 | 8:14 | +0:32 |
| Muir Woods to Cardiac | 33:24 | 38:38 | -5:14 |
| Cardiac to White Gate | 18:20 | 17:38 | +0:42 |
| White Gate to The Stile | 9:23 | 8:42 | +0:41 |
| The Stile to Finish | 2:41 | 2:09 | +0:32 |
Δ negative = David ran the segment faster.