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
OfficialLarry A Baerveldt
#401 · 1:21:22 · M62 · Group L · INV
Wave start 8:12 AM (L-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; Larry (L-INV) started at 8:12 AM. That gave Sheila a 11 minutes head start on Larry. On foot, Sheila ran 1:32:40 and Larry ran 1:21:22 — Larry was 11:18 faster than Sheila. Sheila took official place 406th (time-based 956th) and Larry took official place 401st (time-based 689th). Larry was faster on foot and finished ahead on the official clock too. Biggest swing: Larry gained 4:32 from Cardiac to White Gate.
Deltas
ComputedWave start
Sheila O'Neill (AA-INV) started 11 min earlier than Larry (L-INV).
- Overall place Δ
- +5
- Actual time Δ
- +11:18
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 11 min (Sheila earlier)
- Finish clock Δ
- +0:18
- Section place Δ
- -11
Δ = Sheila − Larry. Negative means Sheila is ahead/faster.
Race timeline
Computed- Sheila (AA-INV) started at 8:01 AM.
- Larry (L-INV) started at 8:12 AM, 11:00 later.
- Actual running time: Larry was 11:18 faster on foot than Sheila.
- Finish clock: Larry crossed the line 0:18 ahead of Sheila — Larry wins this head-to-head.
Δ (A − B): actual +11:18 · finish clock +0:18.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sheila | Larry | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:04 | 9:54 | +1:10 |
| Stairs to Windy Gap | 7:56 | 7:22 | +0:34 |
| Windy Gap to Muir Woods | 7:50 | 6:35 | +1:15 |
| Muir Woods to Cardiac | 33:20 | 31:29 | +1:51 |
| Cardiac to White Gate | 20:29 | 15:57 | +4:32 |
| White Gate to The Stile | 9:40 | 7:43 | +1:57 |
| The Stile to Finish | 2:21 | 2:22 | -0:01 |
Δ negative = Sheila ran the segment faster.