Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDario Valeriano
#484 · 1:21:01 · M56 · Group R · INV
Wave start 8:17 AM (R-INV)
Athlete B
OfficialStephen B Tracy
#485 · 1:27:09 · M63 · Group K · INV
Wave start 8:11 AM (K-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
Dario (R-INV) started at 8:17 AM; Stephen (K-INV) started at 8:11 AM. That gave Stephen a 6 minutes head start on Dario. On foot, Dario ran 1:21:01 and Stephen ran 1:27:09 — Dario was 6:08 faster than Stephen. Dario took official place 484th (time-based 678th) and Stephen took official place 485th (time-based 833rd). Dario was faster on foot and finished ahead on the official clock too. Biggest swing: Dario gained 3:06 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Stephen B Tracy (K-INV) started 6 min earlier than Dario (R-INV).
- Overall place Δ
- -1
- Actual time Δ
- -6:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Stephen earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- -8
Δ = Dario − Stephen. Negative means Dario is ahead/faster.
Race timeline
Computed- Stephen (K-INV) started at 8:11 AM.
- Dario (R-INV) started at 8:17 AM, 6:00 later.
- Actual running time: Dario was 6:08 faster on foot than Stephen.
- Finish clock: Dario crossed the line 0:08 ahead of Stephen — Dario wins this head-to-head.
Δ (A − B): actual -6:08 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Dario | Stephen | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:07 | 10:15 | -1:08 |
| Stairs to Windy Gap | 7:03 | 7:24 | -0:21 |
| Windy Gap to Muir Woods | 6:31 | 6:50 | -0:19 |
| Muir Woods to Cardiac | 31:31 | 34:37 | -3:06 |
| Cardiac to White Gate | 16:33 | 16:42 | -0:09 |
| White Gate to The Stile | 8:04 | 8:36 | -0:32 |
| The Stile to Finish | 2:12 | 2:45 | -0:33 |
Δ negative = Dario ran the segment faster.