Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialA Colby Powell
#725 · 1:20:11 · M54 · Group T · DR
Wave start 8:45 AM (T-DR)
Athlete B
OfficialRobert O Spinosa
#721 · 1:18:56 · M13 · Group U · DR
Wave start 8:46 AM (U-DR)
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
A Colby (T-DR) started at 8:45 AM; Robert (U-DR) started at 8:46 AM. That gave A Colby a 1 minute head start on Robert. On foot, A Colby ran 1:20:11 and Robert ran 1:18:56 — Robert was 1:15 faster than A Colby. A Colby took official place 725th (time-based 653rd) and Robert took official place 721st (time-based 612th). Robert was faster on foot and finished ahead on the official clock too. Biggest swing: Robert gained 1:54 from Muir Woods to Cardiac.
Deltas
ComputedWave start
A Colby Powell (T-DR) started 1 min earlier than Robert (U-DR).
- Overall place Δ
- +4
- Actual time Δ
- +1:15
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (A Colby earlier)
- Finish clock Δ
- +0:15
- Section place Δ
- -7
Δ = A Colby − Robert. Negative means A Colby is ahead/faster.
Race timeline
Computed- A Colby (T-DR) started at 8:45 AM.
- Robert (U-DR) started at 8:46 AM, 1:00 later.
- Actual running time: Robert was 1:15 faster on foot than A Colby.
- Finish clock: Robert crossed the line 0:15 ahead of A Colby — Robert wins this head-to-head.
Δ (A − B): actual +1:15 · finish clock +0:15.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | A Colby | Robert | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:12 | 8:42 | +0:30 |
| Stairs to Windy Gap | 7:07 | 6:45 | +0:22 |
| Windy Gap to Muir Woods | 6:43 | 6:44 | -0:01 |
| Muir Woods to Cardiac | 30:55 | 29:01 | +1:54 |
| Cardiac to White Gate | 15:57 | 17:02 | -1:05 |
| White Gate to The Stile | 8:01 | 8:36 | -0:35 |
| The Stile to Finish | 2:16 | 2:06 | +0:10 |
Δ negative = A Colby ran the segment faster.