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
OfficialJason P Reed
#413 · 1:12:56 · M47 · Group W · INV
Wave start 8:21 AM (W-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; Jason (W-INV) started at 8:21 AM. That gave Marley a 7 minutes head start on Jason. On foot, Marley ran 1:19:49 and Jason ran 1:12:56 — Jason was 6:53 faster than Marley. Marley took official place 410th (time-based 647th) and Jason took official place 413th (time-based 424th). Marley's head start was enough to flip the official order even though Jason was faster on foot. Biggest swing: Jason gained 2:47 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Marley Nacco (N-INV) started 7 min earlier than Jason (W-INV).
- Overall place Δ
- -3
- Actual time Δ
- +6:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Marley earlier)
- Finish clock Δ
- -0:07
- Section place Δ
- -16
Δ = Marley − Jason. Negative means Marley is ahead/faster.
Race timeline
Computed- Marley (N-INV) started at 8:14 AM.
- Jason (W-INV) started at 8:21 AM, 7:00 later.
- Actual running time: Jason was 6:53 faster on foot than Marley.
- Finish clock: Marley crossed the line 0:07 ahead of Jason — Marley wins this head-to-head.
Δ (A − B): actual +6:53 · finish clock -0:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Marley | Jason | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:51 | 8:25 | +0:26 |
| Stairs to Windy Gap | 7:33 | 6:30 | +1:03 |
| Windy Gap to Muir Woods | 6:33 | 6:01 | +0:32 |
| Muir Woods to Cardiac | 31:00 | 28:13 | +2:47 |
| Cardiac to White Gate | 16:36 | 14:47 | +1:49 |
| White Gate to The Stile | 7:18 | 7:02 | +0:16 |
| The Stile to Finish | 1:58 | 1:58 | ±0:00 |
Δ negative = Marley ran the segment faster.