Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAlex Katz
#316 · 1:06:59 · M29 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialBryan W Swanson
#314 · 1:08:56 · M42 · Group X · INV
Wave start 8:22 AM (X-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
Alex (Z-INV) started at 8:24 AM; Bryan (X-INV) started at 8:22 AM. That gave Bryan a 2 minutes head start on Alex. On foot, Alex ran 1:06:59 and Bryan ran 1:08:56 — Alex was 1:57 faster than Bryan. Alex took official place 316th (time-based 231st) and Bryan took official place 314th (time-based 288th). Bryan's head start was enough to flip the official order even though Alex was faster on foot. Biggest swing: Alex gained 0:42 from Cardiac to White Gate.
Deltas
ComputedWave start
Bryan W Swanson (X-INV) started 2 min earlier than Alex (Z-INV).
- Overall place Δ
- +2
- Actual time Δ
- -1:57
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Bryan earlier)
- Finish clock Δ
- +0:03
- Section place Δ
- +8
Δ = Alex − Bryan. Negative means Alex is ahead/faster.
Race timeline
Computed- Bryan (X-INV) started at 8:22 AM.
- Alex (Z-INV) started at 8:24 AM, 2:00 later.
- Actual running time: Alex was 1:57 faster on foot than Bryan.
- Finish clock: Bryan crossed the line 0:03 ahead of Alex — Bryan wins this head-to-head.
Δ (A − B): actual -1:57 · finish clock +0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Alex | Bryan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:53 | 7:59 | -0:06 |
| Stairs to Windy Gap | 6:08 | 5:55 | +0:13 |
| Windy Gap to Muir Woods | 5:28 | 5:43 | -0:15 |
| Muir Woods to Cardiac | 25:56 | 26:33 | -0:37 |
| Cardiac to White Gate | 13:08 | 13:50 | -0:42 |
| White Gate to The Stile | 6:41 | 7:04 | -0:23 |
| The Stile to Finish | 1:45 | 1:52 | -0:07 |
Δ negative = Alex ran the segment faster.