Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLaura E McGowan
#206 · 1:12:12 · F40 · Group P · INV
Wave start 8:15 AM (P-INV)
Athlete B
OfficialNathan E Spady
#201 · 1:04:01 · M39 · Group Y · INV
Wave start 8:23 AM (Y-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
Laura (P-INV) started at 8:15 AM; Nathan (Y-INV) started at 8:23 AM. That gave Laura a 8 minutes head start on Nathan. On foot, Laura ran 1:12:12 and Nathan ran 1:04:01 — Nathan was 8:11 faster than Laura. Laura took official place 206th (time-based 396th) and Nathan took official place 201st (time-based 153rd). Nathan was faster on foot and finished ahead on the official clock too. Biggest swing: Nathan gained 3:19 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Laura E McGowan (P-INV) started 8 min earlier than Nathan (Y-INV).
- Overall place Δ
- +5
- Actual time Δ
- +8:11
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Laura earlier)
- Finish clock Δ
- +0:11
- Section place Δ
- -23
Δ = Laura − Nathan. Negative means Laura is ahead/faster.
Race timeline
Computed- Laura (P-INV) started at 8:15 AM.
- Nathan (Y-INV) started at 8:23 AM, 8:00 later.
- Actual running time: Nathan was 8:11 faster on foot than Laura.
- Finish clock: Nathan crossed the line 0:11 ahead of Laura — Nathan wins this head-to-head.
Δ (A − B): actual +8:11 · finish clock +0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Laura | Nathan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:16 | 7:23 | +0:53 |
| Stairs to Windy Gap | 6:23 | 5:38 | +0:45 |
| Windy Gap to Muir Woods | 6:12 | 5:28 | +0:44 |
| Muir Woods to Cardiac | 27:19 | 24:00 | +3:19 |
| Cardiac to White Gate | 14:41 | 13:05 | +1:36 |
| White Gate to The Stile | 7:10 | 6:38 | +0:32 |
| The Stile to Finish | 2:11 | 1:49 | +0:22 |
Δ negative = Laura ran the segment faster.