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
OfficialDavid J Pillard
#203 · 1:04:08 · M38 · 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; David (Y-INV) started at 8:23 AM. That gave Kirk a 5 minutes head start on David. On foot, Kirk ran 1:08:52 and David ran 1:04:08 — David was 4:44 faster than Kirk. Kirk took official place 199th (time-based 285th) and David took official place 203rd (time-based 157th). Kirk's head start was enough to flip the official order even though David was faster on foot. Biggest swing: David gained 1:15 from Cardiac to White Gate.
Deltas
ComputedWave start
Kirk T Byers (T-INV) started 5 min earlier than David (Y-INV).
- Overall place Δ
- -4
- Actual time Δ
- +4:44
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Kirk earlier)
- Finish clock Δ
- -0:16
- Section place Δ
- -35
Δ = Kirk − David. Negative means Kirk is ahead/faster.
Race timeline
Computed- Kirk (T-INV) started at 8:18 AM.
- David (Y-INV) started at 8:23 AM, 5:00 later.
- Actual running time: David was 4:44 faster on foot than Kirk.
- Finish clock: Kirk crossed the line 0:16 ahead of David — Kirk wins this head-to-head.
Δ (A − B): actual +4:44 · finish clock -0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Kirk | David | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:45 | 7:24 | +0:21 |
| Stairs to Windy Gap | 6:16 | 5:50 | +0:26 |
| Windy Gap to Muir Woods | 5:45 | 5:11 | +0:34 |
| Muir Woods to Cardiac | 26:22 | 25:10 | +1:12 |
| Cardiac to White Gate | 13:51 | 12:36 | +1:15 |
| White Gate to The Stile | 6:54 | 6:06 | +0:48 |
| The Stile to Finish | 1:59 | 1:51 | +0:08 |
Δ negative = Kirk ran the segment faster.