Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJeffrey A Stern
#19 · 53:25 · M39 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialNathan T Williams
#17 · 52:22 · M29 · Group Z · INV
Wave start 8:24 AM (Z-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
Jeffrey (Y-INV) started at 8:23 AM; Nathan (Z-INV) started at 8:24 AM. That gave Jeffrey a 1 minute head start on Nathan. On foot, Jeffrey ran 53:25 and Nathan ran 52:22 — Nathan was 1:03 faster than Jeffrey. Jeffrey took official place 19th (time-based 10th) and Nathan took official place 17th (time-based 5th). Nathan was faster on foot and finished ahead on the official clock too. Biggest swing: Nathan gained 0:34 from Cardiac to White Gate.
Deltas
ComputedWave start
Jeffrey A Stern (Y-INV) started 1 min earlier than Nathan (Z-INV).
- Overall place Δ
- +2
- Actual time Δ
- +1:03
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Jeffrey earlier)
- Finish clock Δ
- +0:03
- Section place Δ
- 0
Δ = Jeffrey − Nathan. Negative means Jeffrey is ahead/faster.
Race timeline
Computed- Jeffrey (Y-INV) started at 8:23 AM.
- Nathan (Z-INV) started at 8:24 AM, 1:00 later.
- Actual running time: Nathan was 1:03 faster on foot than Jeffrey.
- Finish clock: Nathan crossed the line 0:03 ahead of Jeffrey — Nathan wins this head-to-head.
Δ (A − B): actual +1:03 · finish clock +0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jeffrey | Nathan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:15 | 6:35 | -0:20 |
| Stairs to Windy Gap | 4:48 | 4:36 | +0:12 |
| Windy Gap to Muir Woods | 4:45 | 4:27 | +0:18 |
| Muir Woods to Cardiac | 19:44 | 19:53 | -0:09 |
| Cardiac to White Gate | 10:43 | 10:09 | +0:34 |
| White Gate to The Stile | 5:35 | 5:12 | +0:23 |
| The Stile to Finish | 1:35 | 1:30 | +0:05 |
Δ negative = Jeffrey ran the segment faster.