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
OfficialChris Lundy
#1 · 1:00:42 · F55 · 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
Irena (M-INV) started at 8:13 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 3 minutes head start on Irena. On foot, Irena ran 1:22:00 and Chris ran 1:00:42 — Chris was 21:18 faster than Irena. Irena took official place 442nd (time-based 707th) and Chris took official place 1st (time-based 71st). Chris was faster on foot and finished ahead on the official clock too. Biggest swing: Chris gained 11:02 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 3 min earlier than Irena (M-INV).
- Overall place Δ
- +441
- Actual time Δ
- +21:18
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Chris earlier)
- Finish clock Δ
- +24:18
- Section place Δ
- +19
Δ = Irena − Chris. Negative means Irena is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Irena (M-INV) started at 8:13 AM, 3:00 later.
- Actual running time: Chris was 21:18 faster on foot than Irena.
- Finish clock: Chris crossed the line 24:18 ahead of Irena — Chris wins this head-to-head.
Δ (A − B): actual +21:18 · finish clock +24:18.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Irena | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:47 | 7:31 | +1:16 |
| Stairs to Windy Gap | 7:19 | 5:35 | +1:44 |
| Windy Gap to Muir Woods | 6:12 | 5:25 | +0:47 |
| Muir Woods to Cardiac | 33:12 | 22:10 | +11:02 |
| Cardiac to White Gate | 16:22 | 12:14 | +4:08 |
| White Gate to The Stile | 8:01 | 5:57 | +2:04 |
| The Stile to Finish | 2:07 | 1:50 | +0:17 |
Δ negative = Irena ran the segment faster.