Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRichard G Alvarado
#270 · 1:11:27 · M54 · Group T · INV
Wave start 8:18 AM (T-INV)
Athlete B
OfficialAnthony Machi
#274 · 1:07:31 · M44 · 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
Richard (T-INV) started at 8:18 AM; Anthony (X-INV) started at 8:22 AM. That gave Richard a 4 minutes head start on Anthony. On foot, Richard ran 1:11:27 and Anthony ran 1:07:31 — Anthony was 3:56 faster than Richard. Richard took official place 270th (time-based 369th) and Anthony took official place 274th (time-based 247th). Richard's head start was enough to flip the official order even though Anthony was faster on foot. Biggest swing: Anthony gained 1:56 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Richard G Alvarado (T-INV) started 4 min earlier than Anthony (X-INV).
- Overall place Δ
- -4
- Actual time Δ
- +3:56
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Richard earlier)
- Finish clock Δ
- -0:04
- Section place Δ
- -13
Δ = Richard − Anthony. Negative means Richard is ahead/faster.
Race timeline
Computed- Richard (T-INV) started at 8:18 AM.
- Anthony (X-INV) started at 8:22 AM, 4:00 later.
- Actual running time: Anthony was 3:56 faster on foot than Richard.
- Finish clock: Richard crossed the line 0:04 ahead of Anthony — Richard wins this head-to-head.
Δ (A − B): actual +3:56 · finish clock -0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Richard | Anthony | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:15 | 7:42 | +0:33 |
| Stairs to Windy Gap | 6:09 | 5:51 | +0:18 |
| Windy Gap to Muir Woods | 5:52 | 5:39 | +0:13 |
| Muir Woods to Cardiac | 26:41 | 24:45 | +1:56 |
| Cardiac to White Gate | 14:56 | 14:38 | +0:18 |
| White Gate to The Stile | 7:25 | 7:00 | +0:25 |
| The Stile to Finish | 2:09 | 1:56 | +0:13 |
Δ negative = Richard ran the segment faster.