Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKirk T Byers
#199 · 1:08:52 · M55 · Group T · INV
Wave start 8:18 AM (T-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
Kirk (T-INV) started at 8:18 AM; Nathan (Y-INV) started at 8:23 AM. That gave Kirk a 5 minutes head start on Nathan. On foot, Kirk ran 1:08:52 and Nathan ran 1:04:01 — Nathan was 4:51 faster than Kirk. Kirk took official place 199th (time-based 285th) and Nathan took official place 201st (time-based 153rd). Kirk's head start was enough to flip the official order even though Nathan was faster on foot. Biggest swing: Nathan gained 2:22 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Kirk T Byers (T-INV) started 5 min earlier than Nathan (Y-INV).
- Overall place Δ
- -2
- Actual time Δ
- +4:51
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Kirk earlier)
- Finish clock Δ
- -0:09
- Section place Δ
- -33
Δ = Kirk − Nathan. Negative means Kirk is ahead/faster.
Race timeline
Computed- Kirk (T-INV) started at 8:18 AM.
- Nathan (Y-INV) started at 8:23 AM, 5:00 later.
- Actual running time: Nathan was 4:51 faster on foot than Kirk.
- Finish clock: Kirk crossed the line 0:09 ahead of Nathan — Kirk wins this head-to-head.
Δ (A − B): actual +4:51 · finish clock -0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Kirk | Nathan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:45 | 7:23 | +0:22 |
| Stairs to Windy Gap | 6:16 | 5:38 | +0:38 |
| Windy Gap to Muir Woods | 5:45 | 5:28 | +0:17 |
| Muir Woods to Cardiac | 26:22 | 24:00 | +2:22 |
| Cardiac to White Gate | 13:51 | 13:05 | +0:46 |
| White Gate to The Stile | 6:54 | 6:38 | +0:16 |
| The Stile to Finish | 1:59 | 1:49 | +0:10 |
Δ negative = Kirk ran the segment faster.