Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMarley Nacco
#410 · 1:19:49 · F19 · Group N · INV
Wave start 8:14 AM (N-INV)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-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
Marley (N-INV) started at 8:14 AM; Julia (Q-INV) started at 8:16 AM. That gave Marley a 2 minutes head start on Julia. On foot, Marley ran 1:19:49 and Julia ran 57:02 — Julia was 22:47 faster than Marley. Marley took official place 410th (time-based 647th) and Julia took official place 3rd (time-based 32nd). Julia was faster on foot and finished ahead on the official clock too. Biggest swing: Julia gained 10:34 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Marley Nacco (N-INV) started 2 min earlier than Julia (Q-INV).
- Overall place Δ
- +407
- Actual time Δ
- +22:47
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Marley earlier)
- Finish clock Δ
- +20:47
- Section place Δ
- +10
Δ = Marley − Julia. Negative means Marley is ahead/faster.
Race timeline
Computed- Marley (N-INV) started at 8:14 AM.
- Julia (Q-INV) started at 8:16 AM, 2:00 later.
- Actual running time: Julia was 22:47 faster on foot than Marley.
- Finish clock: Julia crossed the line 20:47 ahead of Marley — Julia wins this head-to-head.
Δ (A − B): actual +22:47 · finish clock +20:47.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Marley | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:51 | 6:46 | +2:05 |
| Stairs to Windy Gap | 7:33 | 5:03 | +2:30 |
| Windy Gap to Muir Woods | 6:33 | 5:20 | +1:13 |
| Muir Woods to Cardiac | 31:00 | 20:26 | +10:34 |
| Cardiac to White Gate | 16:36 | 11:52 | +4:44 |
| White Gate to The Stile | 7:18 | 5:54 | +1:24 |
| The Stile to Finish | 1:58 | 1:41 | +0:17 |
Δ negative = Marley ran the segment faster.