Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIrena Brooks
#442 · 1:22:00 · F14 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialCory R Hannaford
#438 · 1:16:51 · M55 · Group T · INV
Wave start 8:18 AM (T-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
Irena (M-INV) started at 8:13 AM; Cory (T-INV) started at 8:18 AM. That gave Irena a 5 minutes head start on Cory. On foot, Irena ran 1:22:00 and Cory ran 1:16:51 — Cory was 5:09 faster than Irena. Irena took official place 442nd (time-based 707th) and Cory took official place 438th (time-based 546th). Cory was faster on foot and finished ahead on the official clock too. Biggest swing: Cory gained 2:16 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Irena Brooks (M-INV) started 5 min earlier than Cory (T-INV).
- Overall place Δ
- +4
- Actual time Δ
- +5:09
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Irena earlier)
- Finish clock Δ
- +0:09
- Section place Δ
- +5
Δ = Irena − Cory. Negative means Irena is ahead/faster.
Race timeline
Computed- Irena (M-INV) started at 8:13 AM.
- Cory (T-INV) started at 8:18 AM, 5:00 later.
- Actual running time: Cory was 5:09 faster on foot than Irena.
- Finish clock: Cory crossed the line 0:09 ahead of Irena — Cory wins this head-to-head.
Δ (A − B): actual +5:09 · finish clock +0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Irena | Cory | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:47 | 9:01 | -0:14 |
| Stairs to Windy Gap | 7:19 | 6:54 | +0:25 |
| Windy Gap to Muir Woods | 6:12 | 5:30 | +0:42 |
| Muir Woods to Cardiac | 33:12 | 30:56 | +2:16 |
| Cardiac to White Gate | 16:22 | 14:59 | +1:23 |
| White Gate to The Stile | 8:01 | 7:21 | +0:40 |
| The Stile to Finish | 2:07 | 2:10 | -0:03 |
Δ negative = Irena ran the segment faster.