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 T Lam
#397 · 1:10:15 · M41 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialRicky G Gonzales
#400 · 1:11:20 · M43 · 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
David (Y-INV) started at 8:23 AM; Ricky (X-INV) started at 8:22 AM. That gave Ricky a 1 minute head start on David. On foot, David ran 1:10:15 and Ricky ran 1:11:20 — David was 1:05 faster than Ricky. David took official place 397th (time-based 334th) and Ricky took official place 400th (time-based 361st). David was faster on foot and finished ahead on the official clock too. Biggest swing: David gained 0:42 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Ricky G Gonzales (X-INV) started 1 min earlier than David (Y-INV).
- Overall place Δ
- -3
- Actual time Δ
- -1:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Ricky earlier)
- Finish clock Δ
- -0:05
- Section place Δ
- +42
Δ = David − Ricky. Negative means David is ahead/faster.
Race timeline
Computed- Ricky (X-INV) started at 8:22 AM.
- David (Y-INV) started at 8:23 AM, 1:00 later.
- Actual running time: David was 1:05 faster on foot than Ricky.
- Finish clock: David crossed the line 0:05 ahead of Ricky — David wins this head-to-head.
Δ (A − B): actual -1:05 · finish clock -0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Ricky | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:16 | 7:55 | +0:21 |
| Stairs to Windy Gap | 6:05 | 5:50 | +0:15 |
| Windy Gap to Muir Woods | 5:36 | 6:00 | -0:24 |
| Muir Woods to Cardiac | 26:26 | 27:08 | -0:42 |
| Cardiac to White Gate | 14:53 | 15:20 | -0:27 |
| White Gate to The Stile | 7:07 | 7:07 | ±0:00 |
| The Stile to Finish | 1:52 | 2:00 | -0:08 |
Δ negative = David ran the segment faster.