Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDavid Weinfeld
#716 · 1:22:46 · M59 · Group P · DR
Wave start 8:42 AM (P-DR)
Athlete B
OfficialScott Brydon
#719 · 1:12:53 · M25 · Group SCR · DR
Wave start 8:52 AM (SCR-DR)
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
David (P-DR) started at 8:42 AM; Scott (SCR-DR) started at 8:52 AM. That gave David a 10 minutes head start on Scott. On foot, David ran 1:22:46 and Scott ran 1:12:53 — Scott was 9:53 faster than David. David took official place 716th (time-based 733rd) and Scott took official place 719th (time-based 418th). David's head start was enough to flip the official order even though Scott was faster on foot. Biggest swing: Scott gained 2:55 from Muir Woods to Cardiac.
Deltas
ComputedWave start
David Weinfeld (P-DR) started 10 min earlier than Scott (SCR-DR).
- Overall place Δ
- -3
- Actual time Δ
- +9:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 10 min (David earlier)
- Finish clock Δ
- -0:07
- Section place Δ
- +10
Δ = David − Scott. Negative means David is ahead/faster.
Race timeline
Computed- David (P-DR) started at 8:42 AM.
- Scott (SCR-DR) started at 8:52 AM, 10:00 later.
- Actual running time: Scott was 9:53 faster on foot than David.
- Finish clock: David crossed the line 0:07 ahead of Scott — David wins this head-to-head.
Δ (A − B): actual +9:53 · finish clock -0:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Scott | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:11 | 8:29 | +0:42 |
| Stairs to Windy Gap | 7:19 | 6:22 | +0:57 |
| Windy Gap to Muir Woods | 6:34 | 6:01 | +0:33 |
| Muir Woods to Cardiac | 32:26 | 29:31 | +2:55 |
| Cardiac to White Gate | 16:20 | 13:30 | +2:50 |
| White Gate to The Stile | 8:19 | 7:01 | +1:18 |
| The Stile to Finish | 2:37 | 1:59 | +0:38 |
Δ negative = David ran the segment faster.