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
OfficialJonina F Cross
#447 · 1:20:10 · F42 · Group P · INV
Wave start 8:15 AM (P-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
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; Jonina (P-INV) started at 8:15 AM. That gave Irena a 2 minutes head start on Jonina. On foot, Irena ran 1:22:00 and Jonina ran 1:20:10 — Jonina was 1:50 faster than Irena. Irena took official place 442nd (time-based 707th) and Jonina took official place 447th (time-based 651st). Irena's head start was enough to flip the official order even though Jonina was faster on foot. Biggest swing: Jonina gained 0:52 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Irena Brooks (M-INV) started 2 min earlier than Jonina (P-INV).
- Overall place Δ
- -5
- Actual time Δ
- +1:50
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Irena earlier)
- Finish clock Δ
- -0:10
- Section place Δ
- -15
Δ = Irena − Jonina. Negative means Irena is ahead/faster.
Race timeline
Computed- Irena (M-INV) started at 8:13 AM.
- Jonina (P-INV) started at 8:15 AM, 2:00 later.
- Actual running time: Jonina was 1:50 faster on foot than Irena.
- Finish clock: Irena crossed the line 0:10 ahead of Jonina — Irena wins this head-to-head.
Δ (A − B): actual +1:50 · finish clock -0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Irena | Jonina | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:47 | 9:34 | -0:47 |
| Stairs to Windy Gap | 7:19 | 7:22 | -0:03 |
| Windy Gap to Muir Woods | 6:12 | 5:56 | +0:16 |
| Muir Woods to Cardiac | 33:12 | 32:20 | +0:52 |
| Cardiac to White Gate | 16:22 | 15:33 | +0:49 |
| White Gate to The Stile | 8:01 | 7:18 | +0:43 |
| The Stile to Finish | 2:07 | 2:07 | ±0:00 |
Δ negative = Irena ran the segment faster.