Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRob Spinosa
#394 · 1:15:07 · M55 · Group T · INV
Wave start 8:18 AM (T-INV)
Athlete B
OfficialChristopher W Andrew
#399 · 1:10:19 · M40 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Rob (T-INV) started at 8:18 AM; Christopher (Y-INV) started at 8:23 AM. That gave Rob a 5 minutes head start on Christopher. On foot, Rob ran 1:15:07 and Christopher ran 1:10:19 — Christopher was 4:48 faster than Rob. Rob took official place 394th (time-based 485th) and Christopher took official place 399th (time-based 335th). Rob's head start was enough to flip the official order even though Christopher was faster on foot. Biggest swing: Christopher gained 3:27 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Rob Spinosa (T-INV) started 5 min earlier than Christopher (Y-INV).
- Overall place Δ
- -5
- Actual time Δ
- +4:48
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Rob earlier)
- Finish clock Δ
- -0:12
- Section place Δ
- -62
Δ = Rob − Christopher. Negative means Rob is ahead/faster.
Race timeline
Computed- Rob (T-INV) started at 8:18 AM.
- Christopher (Y-INV) started at 8:23 AM, 5:00 later.
- Actual running time: Christopher was 4:48 faster on foot than Rob.
- Finish clock: Rob crossed the line 0:12 ahead of Christopher — Rob wins this head-to-head.
Δ (A − B): actual +4:48 · finish clock -0:12.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Rob | Christopher | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:28 | 8:25 | +0:03 |
| Stairs to Windy Gap | 6:51 | 6:04 | +0:47 |
| Windy Gap to Muir Woods | 5:43 | 6:05 | -0:22 |
| Muir Woods to Cardiac | 29:13 | 25:46 | +3:27 |
| Cardiac to White Gate | 15:23 | 14:50 | +0:33 |
| White Gate to The Stile | 7:18 | 7:12 | +0:06 |
| The Stile to Finish | 2:11 | 1:57 | +0:14 |
Δ negative = Rob ran the segment faster.