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
OfficialSummit Kendall
#415 · 1:13:58 · M14 · Group V · INV
Wave start 8:20 AM (V-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
Marley (N-INV) started at 8:14 AM; Summit (V-INV) started at 8:20 AM. That gave Marley a 6 minutes head start on Summit. On foot, Marley ran 1:19:49 and Summit ran 1:13:58 — Summit was 5:51 faster than Marley. Marley took official place 410th (time-based 647th) and Summit took official place 415th (time-based 450th). Marley's head start was enough to flip the official order even though Summit was faster on foot. Biggest swing: Summit gained 2:39 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Marley Nacco (N-INV) started 6 min earlier than Summit (V-INV).
- Overall place Δ
- -5
- Actual time Δ
- +5:51
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Marley earlier)
- Finish clock Δ
- -0:09
- Section place Δ
- -12
Δ = Marley − Summit. Negative means Marley is ahead/faster.
Race timeline
Computed- Marley (N-INV) started at 8:14 AM.
- Summit (V-INV) started at 8:20 AM, 6:00 later.
- Actual running time: Summit was 5:51 faster on foot than Marley.
- Finish clock: Marley crossed the line 0:09 ahead of Summit — Marley wins this head-to-head.
Δ (A − B): actual +5:51 · finish clock -0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Marley | Summit | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:51 | 8:10 | +0:41 |
| Stairs to Windy Gap | 7:33 | 6:03 | +1:30 |
| Windy Gap to Muir Woods | 6:33 | 6:01 | +0:32 |
| Muir Woods to Cardiac | 31:00 | 28:21 | +2:39 |
| Cardiac to White Gate | 16:36 | 15:47 | +0:49 |
| White Gate to The Stile | 7:18 | 7:27 | -0:09 |
| The Stile to Finish | 1:58 | 2:09 | -0:11 |
Δ negative = Marley ran the segment faster.