Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJames Bitter
#320 · 1:08:01 · M34 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialAlex Katz
#316 · 1:06:59 · 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
James (Y-INV) started at 8:23 AM; Alex (Z-INV) started at 8:24 AM. That gave James a 1 minute head start on Alex. On foot, James ran 1:08:01 and Alex ran 1:06:59 — Alex was 1:02 faster than James. James took official place 320th (time-based 264th) and Alex took official place 316th (time-based 231st). Alex was faster on foot and finished ahead on the official clock too. Biggest swing: James gained 1:29 from Muir Woods to Cardiac.
Deltas
ComputedWave start
James Bitter (Y-INV) started 1 min earlier than Alex (Z-INV).
- Overall place Δ
- +4
- Actual time Δ
- +1:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (James earlier)
- Finish clock Δ
- +0:02
- Section place Δ
- +25
Δ = James − Alex. Negative means James is ahead/faster.
Race timeline
Computed- James (Y-INV) started at 8:23 AM.
- Alex (Z-INV) started at 8:24 AM, 1:00 later.
- Actual running time: Alex was 1:02 faster on foot than James.
- Finish clock: Alex crossed the line 0:02 ahead of James — Alex wins this head-to-head.
Δ (A − B): actual +1:02 · finish clock +0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | James | Alex | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:19 | 7:53 | +0:26 |
| Stairs to Windy Gap | 6:07 | 6:08 | -0:01 |
| Windy Gap to Muir Woods | 6:10 | 5:28 | +0:42 |
| Muir Woods to Cardiac | 24:27 | 25:56 | -1:29 |
| Cardiac to White Gate | 14:15 | 13:08 | +1:07 |
| White Gate to The Stile | 6:55 | 6:41 | +0:14 |
| The Stile to Finish | 1:48 | 1:45 | +0:03 |
Δ negative = James ran the segment faster.