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
OfficialChris Lundy
#1 · 1:00:42 · F55 · Group J · INV
Wave start 8:10 AM (J-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; Chris (J-INV) started at 8:10 AM. That gave Chris a 8 minutes head start on Richard. On foot, Richard ran 1:11:27 and Chris ran 1:00:42 — Chris was 10:45 faster than Richard. Richard took official place 270th (time-based 369th) and Chris took official place 1st (time-based 71st). Chris was faster on foot and finished ahead on the official clock too. Biggest swing: Chris gained 4:31 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 8 min earlier than Richard (T-INV).
- Overall place Δ
- +269
- Actual time Δ
- +10:45
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Chris earlier)
- Finish clock Δ
- +18:45
- Section place Δ
- +6
Δ = Richard − Chris. Negative means Richard is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Richard (T-INV) started at 8:18 AM, 8:00 later.
- Actual running time: Chris was 10:45 faster on foot than Richard.
- Finish clock: Chris crossed the line 18:45 ahead of Richard — Chris wins this head-to-head.
Δ (A − B): actual +10:45 · finish clock +18:45.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Richard | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:15 | 7:31 | +0:44 |
| Stairs to Windy Gap | 6:09 | 5:35 | +0:34 |
| Windy Gap to Muir Woods | 5:52 | 5:25 | +0:27 |
| Muir Woods to Cardiac | 26:41 | 22:10 | +4:31 |
| Cardiac to White Gate | 14:56 | 12:14 | +2:42 |
| White Gate to The Stile | 7:25 | 5:57 | +1:28 |
| The Stile to Finish | 2:09 | 1:50 | +0:19 |
Δ negative = Richard ran the segment faster.