Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialHenson R Orser
#489 · 1:14:16 · M32 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialIrvin A Rojas
#492 · 1:18:38 · M14 · Group V · INV
Wave start 8:20 AM (V-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
Henson (Z-INV) started at 8:24 AM; Irvin (V-INV) started at 8:20 AM. That gave Irvin a 4 minutes head start on Henson. On foot, Henson ran 1:14:16 and Irvin ran 1:18:38 — Henson was 4:22 faster than Irvin. Henson took official place 489th (time-based 457th) and Irvin took official place 492nd (time-based 598th). Henson was faster on foot and finished ahead on the official clock too. Biggest swing: Henson gained 1:15 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Irvin A Rojas (V-INV) started 4 min earlier than Henson (Z-INV).
- Overall place Δ
- -3
- Actual time Δ
- -4:22
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Irvin earlier)
- Finish clock Δ
- -0:22
- Section place Δ
- +21
Δ = Henson − Irvin. Negative means Henson is ahead/faster.
Race timeline
Computed- Irvin (V-INV) started at 8:20 AM.
- Henson (Z-INV) started at 8:24 AM, 4:00 later.
- Actual running time: Henson was 4:22 faster on foot than Irvin.
- Finish clock: Henson crossed the line 0:22 ahead of Irvin — Henson wins this head-to-head.
Δ (A − B): actual -4:22 · finish clock -0:22.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Henson | Irvin | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:25 | 8:36 | -0:11 |
| Stairs to Windy Gap | 7:07 | 6:45 | +0:22 |
| Windy Gap to Muir Woods | 5:23 | 6:00 | -0:37 |
| Muir Woods to Cardiac | 30:11 | 31:26 | -1:15 |
| Cardiac to White Gate | 14:18 | 15:28 | -1:10 |
| White Gate to The Stile | 7:08 | 7:55 | -0:47 |
| The Stile to Finish | 1:44 | 2:28 | -0:44 |
Δ negative = Henson ran the segment faster.