Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMonica A Lynch
#451 · 1:19:28 · F38 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialIan Macallister
#452 · 1:15:31 · M49 · Group V · INV
Wave start 8:20 AM (V-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
Monica (Q-INV) started at 8:16 AM; Ian (V-INV) started at 8:20 AM. That gave Monica a 4 minutes head start on Ian. On foot, Monica ran 1:19:28 and Ian ran 1:15:31 — Ian was 3:57 faster than Monica. Monica took official place 451st (time-based 630th) and Ian took official place 452nd (time-based 502nd). Monica's head start was enough to flip the official order even though Ian was faster on foot. Biggest swing: Ian gained 2:50 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Monica A Lynch (Q-INV) started 4 min earlier than Ian (V-INV).
- Overall place Δ
- -1
- Actual time Δ
- +3:57
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Monica earlier)
- Finish clock Δ
- -0:03
- Section place Δ
- +21
Δ = Monica − Ian. Negative means Monica is ahead/faster.
Race timeline
Computed- Monica (Q-INV) started at 8:16 AM.
- Ian (V-INV) started at 8:20 AM, 4:00 later.
- Actual running time: Ian was 3:57 faster on foot than Monica.
- Finish clock: Monica crossed the line 0:03 ahead of Ian — Monica wins this head-to-head.
Δ (A − B): actual +3:57 · finish clock -0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Monica | Ian | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:04 | 8:26 | +0:38 |
| Stairs to Windy Gap | 6:55 | 6:37 | +0:18 |
| Windy Gap to Muir Woods | 6:19 | 6:19 | ±0:00 |
| Muir Woods to Cardiac | 31:32 | 28:42 | +2:50 |
| Cardiac to White Gate | 16:02 | 15:25 | +0:37 |
| White Gate to The Stile | 7:34 | 7:47 | -0:13 |
| The Stile to Finish | 2:02 | 2:15 | -0:13 |
Δ negative = Monica ran the segment faster.