Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialShelby Logsdon
#1069 · 1:40:29 · F51 · Group L · DR
Wave start 8:39 AM (L-DR)
Athlete B
OfficialAndy Dunn
#1068 · 1:42:26 · M65 · Group J · DR
Wave start 8:37 AM (J-DR)
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
Shelby (L-DR) started at 8:39 AM; Andy (J-DR) started at 8:37 AM. That gave Andy a 2 minutes head start on Shelby. On foot, Shelby ran 1:40:29 and Andy ran 1:42:26 — Shelby was 1:57 faster than Andy. Shelby took official place 1069th (time-based 1101st) and Andy took official place 1068th (time-based 1125th). Andy's head start was enough to flip the official order even though Shelby was faster on foot. Biggest swing: Andy gained 2:19 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Andy Dunn (J-DR) started 2 min earlier than Shelby (L-DR).
- Overall place Δ
- +1
- Actual time Δ
- -1:57
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Andy earlier)
- Finish clock Δ
- +0:03
- Section place Δ
- +16
Δ = Shelby − Andy. Negative means Shelby is ahead/faster.
Race timeline
Computed- Andy (J-DR) started at 8:37 AM.
- Shelby (L-DR) started at 8:39 AM, 2:00 later.
- Actual running time: Shelby was 1:57 faster on foot than Andy.
- Finish clock: Andy crossed the line 0:03 ahead of Shelby — Andy wins this head-to-head.
Δ (A − B): actual -1:57 · finish clock +0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Shelby | Andy | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:51 | 12:43 | +0:08 |
| Stairs to Windy Gap | 9:29 | 9:30 | -0:01 |
| Windy Gap to Muir Woods | 7:20 | 9:32 | -2:12 |
| Muir Woods to Cardiac | 39:25 | 37:06 | +2:19 |
| Cardiac to White Gate | 19:29 | 21:26 | -1:57 |
| White Gate to The Stile | 9:06 | 9:36 | -0:30 |
| The Stile to Finish | 2:49 | 2:33 | +0:16 |
Δ negative = Shelby ran the segment faster.