Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialNathan Blomgren
#443 · 1:16:04 · M53 · Group U · INV
Wave start 8:19 AM (U-INV)
Athlete B
OfficialIrena Brooks
#442 · 1:22:00 · F14 · Group M · INV
Wave start 8:13 AM (M-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
Nathan (U-INV) started at 8:19 AM; Irena (M-INV) started at 8:13 AM. That gave Irena a 6 minutes head start on Nathan. On foot, Nathan ran 1:16:04 and Irena ran 1:22:00 — Nathan was 5:56 faster than Irena. Nathan took official place 443rd (time-based 523rd) and Irena took official place 442nd (time-based 707th). Irena's head start was enough to flip the official order even though Nathan was faster on foot. Biggest swing: Nathan gained 2:05 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Irena Brooks (M-INV) started 6 min earlier than Nathan (U-INV).
- Overall place Δ
- +1
- Actual time Δ
- -5:56
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Irena earlier)
- Finish clock Δ
- +0:04
- Section place Δ
- +6
Δ = Nathan − Irena. Negative means Nathan is ahead/faster.
Race timeline
Computed- Irena (M-INV) started at 8:13 AM.
- Nathan (U-INV) started at 8:19 AM, 6:00 later.
- Actual running time: Nathan was 5:56 faster on foot than Irena.
- Finish clock: Irena crossed the line 0:04 ahead of Nathan — Irena wins this head-to-head.
Δ (A − B): actual -5:56 · finish clock +0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Nathan | Irena | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:45 | 8:47 | -0:02 |
| Stairs to Windy Gap | 6:38 | 7:19 | -0:41 |
| Windy Gap to Muir Woods | 5:28 | 6:12 | -0:44 |
| Muir Woods to Cardiac | 31:07 | 33:12 | -2:05 |
| Cardiac to White Gate | 14:32 | 16:22 | -1:50 |
| White Gate to The Stile | 7:24 | 8:01 | -0:37 |
| The Stile to Finish | 2:10 | 2:07 | +0:03 |
Δ negative = Nathan ran the segment faster.