Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialNathan T Williams
#17 · 52:22 · M29 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-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
Nathan (Z-INV) started at 8:24 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 8 minutes head start on Nathan. On foot, Nathan ran 52:22 and Julia ran 57:02 — Nathan was 4:40 faster than Julia. Nathan took official place 17th (time-based 5th) and Julia took official place 3rd (time-based 32nd). Julia's head start was enough to flip the official order even though Nathan was faster on foot. Biggest swing: Nathan gained 1:43 from Cardiac to White Gate.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 8 min earlier than Nathan (Z-INV).
- Overall place Δ
- +14
- Actual time Δ
- -4:40
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Julia earlier)
- Finish clock Δ
- +3:20
- Section place Δ
- +1
Δ = Nathan − Julia. Negative means Nathan is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Nathan (Z-INV) started at 8:24 AM, 8:00 later.
- Actual running time: Nathan was 4:40 faster on foot than Julia.
- Finish clock: Julia crossed the line 3:20 ahead of Nathan — Julia wins this head-to-head.
Δ (A − B): actual -4:40 · finish clock +3:20.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Nathan | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:35 | 6:46 | -0:11 |
| Stairs to Windy Gap | 4:36 | 5:03 | -0:27 |
| Windy Gap to Muir Woods | 4:27 | 5:20 | -0:53 |
| Muir Woods to Cardiac | 19:53 | 20:26 | -0:33 |
| Cardiac to White Gate | 10:09 | 11:52 | -1:43 |
| White Gate to The Stile | 5:12 | 5:54 | -0:42 |
| The Stile to Finish | 1:30 | 1:41 | -0:11 |
Δ negative = Nathan ran the segment faster.