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
OfficialMarley Nacco
#410 · 1:19:49 · F19 · Group N · INV
Wave start 8:14 AM (N-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
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; Marley (N-INV) started at 8:14 AM. That gave Sheila a 13 minutes head start on Marley. On foot, Sheila ran 1:32:40 and Marley ran 1:19:49 — Marley was 12:51 faster than Sheila. Sheila took official place 406th (time-based 956th) and Marley took official place 410th (time-based 647th). Sheila's head start was enough to flip the official order even though Marley was faster on foot. Biggest swing: Marley gained 3:53 from Cardiac to White Gate.
Deltas
ComputedWave start
Sheila O'Neill (AA-INV) started 13 min earlier than Marley (N-INV).
- Overall place Δ
- -4
- Actual time Δ
- +12:51
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 13 min (Sheila earlier)
- Finish clock Δ
- -0:09
- Section place Δ
- -8
Δ = Sheila − Marley. Negative means Sheila is ahead/faster.
Race timeline
Computed- Sheila (AA-INV) started at 8:01 AM.
- Marley (N-INV) started at 8:14 AM, 13:00 later.
- Actual running time: Marley was 12:51 faster on foot than Sheila.
- Finish clock: Sheila crossed the line 0:09 ahead of Marley — Sheila wins this head-to-head.
Δ (A − B): actual +12:51 · finish clock -0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sheila | Marley | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:04 | 8:51 | +2:13 |
| Stairs to Windy Gap | 7:56 | 7:33 | +0:23 |
| Windy Gap to Muir Woods | 7:50 | 6:33 | +1:17 |
| Muir Woods to Cardiac | 33:20 | 31:00 | +2:20 |
| Cardiac to White Gate | 20:29 | 16:36 | +3:53 |
| White Gate to The Stile | 9:40 | 7:18 | +2:22 |
| The Stile to Finish | 2:21 | 1:58 | +0:23 |
Δ negative = Sheila ran the segment faster.