Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAlden E Besse
#519 · 1:32:22 · M9 · Group L · INV
Wave start 8:12 AM (L-INV)
Athlete B
OfficialDave Covey
#520 · 1:34:42 · M65 · 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
Alden (L-INV) started at 8:12 AM; Dave (J-INV) started at 8:10 AM. That gave Dave a 2 minutes head start on Alden. On foot, Alden ran 1:32:22 and Dave ran 1:34:42 — Alden was 2:20 faster than Dave. Alden took official place 519th (time-based 951st) and Dave took official place 520th (time-based 1001st). Alden was faster on foot and finished ahead on the official clock too. Biggest swing: Dave gained 2:11 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Dave Covey (J-INV) started 2 min earlier than Alden (L-INV).
- Overall place Δ
- -1
- Actual time Δ
- -2:20
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Dave earlier)
- Finish clock Δ
- -0:20
- Section place Δ
- +9
Δ = Alden − Dave. Negative means Alden is ahead/faster.
Race timeline
Computed- Dave (J-INV) started at 8:10 AM.
- Alden (L-INV) started at 8:12 AM, 2:00 later.
- Actual running time: Alden was 2:20 faster on foot than Dave.
- Finish clock: Alden crossed the line 0:20 ahead of Dave — Alden wins this head-to-head.
Δ (A − B): actual -2:20 · finish clock -0:20.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Alden | Dave | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:59 | 11:29 | -2:30 |
| Stairs to Windy Gap | 8:02 | 8:32 | -0:30 |
| Windy Gap to Muir Woods | 8:14 | 7:10 | +1:04 |
| Muir Woods to Cardiac | 38:38 | 36:27 | +2:11 |
| Cardiac to White Gate | 17:38 | 19:12 | -1:34 |
| White Gate to The Stile | 8:42 | 9:18 | -0:36 |
| The Stile to Finish | 2:09 | 2:34 | -0:25 |
Δ negative = Alden ran the segment faster.