Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIan Macallister
#452 · 1:15:31 · M49 · Group V · INV
Wave start 8:20 AM (V-INV)
Athlete B
OfficialElla M Doyle
#448 · 1:22:17 · 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
Ian (V-INV) started at 8:20 AM; Ella (M-INV) started at 8:13 AM. That gave Ella a 7 minutes head start on Ian. On foot, Ian ran 1:15:31 and Ella ran 1:22:17 — Ian was 6:46 faster than Ella. Ian took official place 452nd (time-based 502nd) and Ella took official place 448th (time-based 714th). Ella's head start was enough to flip the official order even though Ian was faster on foot. Biggest swing: Ian gained 4:18 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Ella M Doyle (M-INV) started 7 min earlier than Ian (V-INV).
- Overall place Δ
- +4
- Actual time Δ
- -6:46
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Ella earlier)
- Finish clock Δ
- +0:14
- Section place Δ
- +6
Δ = Ian − Ella. Negative means Ian is ahead/faster.
Race timeline
Computed- Ella (M-INV) started at 8:13 AM.
- Ian (V-INV) started at 8:20 AM, 7:00 later.
- Actual running time: Ian was 6:46 faster on foot than Ella.
- Finish clock: Ella crossed the line 0:14 ahead of Ian — Ella wins this head-to-head.
Δ (A − B): actual -6:46 · finish clock +0:14.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Ian | Ella | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:26 | 9:16 | -0:50 |
| Stairs to Windy Gap | 6:37 | 7:03 | -0:26 |
| Windy Gap to Muir Woods | 6:19 | 6:35 | -0:16 |
| Muir Woods to Cardiac | 28:42 | 33:00 | -4:18 |
| Cardiac to White Gate | 15:25 | 16:11 | -0:46 |
| White Gate to The Stile | 7:47 | 7:55 | -0:08 |
| The Stile to Finish | 2:15 | 2:17 | -0:02 |
Δ negative = Ian ran the segment faster.