Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSheila O'Neill
#406 · 1:32:40 · F65 · Group AA · INV
Wave start 8:01 AM (AA-INV)
Athlete B
OfficialBrian W McCurdy
#411 · 1:27:51 · M69 · Group E · INV
Wave start 8:06 AM (E-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
Sheila (AA-INV) started at 8:01 AM; Brian (E-INV) started at 8:06 AM. That gave Sheila a 5 minutes head start on Brian. On foot, Sheila ran 1:32:40 and Brian ran 1:27:51 — Brian was 4:49 faster than Sheila. Sheila took official place 406th (time-based 956th) and Brian took official place 411th (time-based 860th). Sheila's head start was enough to flip the official order even though Brian was faster on foot. Biggest swing: Brian gained 2:33 from Cardiac to White Gate.
Deltas
ComputedWave start
Sheila O'Neill (AA-INV) started 5 min earlier than Brian (E-INV).
- Overall place Δ
- -5
- Actual time Δ
- +4:49
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Sheila earlier)
- Finish clock Δ
- -0:11
- Section place Δ
- -1
Δ = Sheila − Brian. Negative means Sheila is ahead/faster.
Race timeline
Computed- Sheila (AA-INV) started at 8:01 AM.
- Brian (E-INV) started at 8:06 AM, 5:00 later.
- Actual running time: Brian was 4:49 faster on foot than Sheila.
- Finish clock: Sheila crossed the line 0:11 ahead of Brian — Sheila wins this head-to-head.
Δ (A − B): actual +4:49 · finish clock -0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sheila | Brian | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:04 | 10:53 | +0:11 |
| Stairs to Windy Gap | 7:56 | 8:04 | -0:08 |
| Windy Gap to Muir Woods | 7:50 | 7:33 | +0:17 |
| Muir Woods to Cardiac | 33:20 | 32:55 | +0:25 |
| Cardiac to White Gate | 20:29 | 17:56 | +2:33 |
| White Gate to The Stile | 9:40 | 8:27 | +1:13 |
| The Stile to Finish | 2:21 | 2:03 | +0:18 |
Δ negative = Sheila ran the segment faster.