Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialBradford C Bryon
#16 · 1:08:58 · M68 · Group F · INV
Wave start 8:07 AM (F-INV)
Athlete B
OfficialClara H Peterson
#12 · 1:00:00 · F42 · Group P · INV
Wave start 8:15 AM (P-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
Bradford (F-INV) started at 8:07 AM; Clara (P-INV) started at 8:15 AM. That gave Bradford a 8 minutes head start on Clara. On foot, Bradford ran 1:08:58 and Clara ran 1:00:00 — Clara was 8:58 faster than Bradford. Bradford took official place 16th (time-based 289th) and Clara took official place 12th (time-based 66th). Clara was faster on foot and finished ahead on the official clock too. Biggest swing: Clara gained 4:45 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Bradford C Bryon (F-INV) started 8 min earlier than Clara (P-INV).
- Overall place Δ
- +4
- Actual time Δ
- +8:58
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Bradford earlier)
- Finish clock Δ
- +0:58
- Section place Δ
- -1
Δ = Bradford − Clara. Negative means Bradford is ahead/faster.
Race timeline
Computed- Bradford (F-INV) started at 8:07 AM.
- Clara (P-INV) started at 8:15 AM, 8:00 later.
- Actual running time: Clara was 8:58 faster on foot than Bradford.
- Finish clock: Clara crossed the line 0:58 ahead of Bradford — Clara wins this head-to-head.
Δ (A − B): actual +8:58 · finish clock +0:58.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Bradford | Clara | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:59 | 7:02 | +0:57 |
| Stairs to Windy Gap | 6:22 | 5:25 | +0:57 |
| Windy Gap to Muir Woods | 5:58 | 5:42 | +0:16 |
| Muir Woods to Cardiac | 25:51 | 21:06 | +4:45 |
| Cardiac to White Gate | 13:59 | 12:54 | +1:05 |
| White Gate to The Stile | 6:48 | 6:09 | +0:39 |
| The Stile to Finish | 2:01 | 1:42 | +0:19 |
Δ negative = Bradford ran the segment faster.