Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTodd M Law
#354 · 1:16:59 · M58 · Group P · INV
Wave start 8:15 AM (P-INV)
Athlete B
OfficialRobert Mcbride
#351 · 1:11:48 · M48 · Group V · INV
Wave start 8:20 AM (V-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
Todd (P-INV) started at 8:15 AM; Robert (V-INV) started at 8:20 AM. That gave Todd a 5 minutes head start on Robert. On foot, Todd ran 1:16:59 and Robert ran 1:11:48 — Robert was 5:11 faster than Todd. Todd took official place 354th (time-based 553rd) and Robert took official place 351st (time-based 384th). Robert was faster on foot and finished ahead on the official clock too. Biggest swing: Robert gained 0:58 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Todd M Law (P-INV) started 5 min earlier than Robert (V-INV).
- Overall place Δ
- +3
- Actual time Δ
- +5:11
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Todd earlier)
- Finish clock Δ
- +0:11
- Section place Δ
- +5
Δ = Todd − Robert. Negative means Todd is ahead/faster.
Race timeline
Computed- Todd (P-INV) started at 8:15 AM.
- Robert (V-INV) started at 8:20 AM, 5:00 later.
- Actual running time: Robert was 5:11 faster on foot than Todd.
- Finish clock: Robert crossed the line 0:11 ahead of Todd — Robert wins this head-to-head.
Δ (A − B): actual +5:11 · finish clock +0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Todd | Robert | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:32 | 8:23 | +1:09 |
| Stairs to Windy Gap | 7:10 | 6:17 | +0:53 |
| Windy Gap to Muir Woods | 5:55 | 5:14 | +0:41 |
| Muir Woods to Cardiac | 29:41 | 28:43 | +0:58 |
| Cardiac to White Gate | 15:02 | 14:04 | +0:58 |
| White Gate to The Stile | 7:32 | 7:02 | +0:30 |
| The Stile to Finish | 2:07 | 2:05 | +0:02 |
Δ negative = Todd ran the segment faster.