Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAmy K Cameron
#11 · 1:01:59 · F46 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialBradford C Bryon
#16 · 1:08:58 · M68 · Group F · INV
Wave start 8:07 AM (F-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
Amy (M-INV) started at 8:13 AM; Bradford (F-INV) started at 8:07 AM. That gave Bradford a 6 minutes head start on Amy. On foot, Amy ran 1:01:59 and Bradford ran 1:08:58 — Amy was 6:59 faster than Bradford. Amy took official place 11th (time-based 111th) and Bradford took official place 16th (time-based 289th). Amy was faster on foot and finished ahead on the official clock too. Biggest swing: Amy gained 2:53 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Bradford C Bryon (F-INV) started 6 min earlier than Amy (M-INV).
- Overall place Δ
- -5
- Actual time Δ
- -6:59
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Bradford earlier)
- Finish clock Δ
- -0:59
- Section place Δ
- +1
Δ = Amy − Bradford. Negative means Amy is ahead/faster.
Race timeline
Computed- Bradford (F-INV) started at 8:07 AM.
- Amy (M-INV) started at 8:13 AM, 6:00 later.
- Actual running time: Amy was 6:59 faster on foot than Bradford.
- Finish clock: Amy crossed the line 0:59 ahead of Bradford — Amy wins this head-to-head.
Δ (A − B): actual -6:59 · finish clock -0:59.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Amy | Bradford | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:42 | 7:59 | -0:17 |
| Stairs to Windy Gap | 5:36 | 6:22 | -0:46 |
| Windy Gap to Muir Woods | 5:30 | 5:58 | -0:28 |
| Muir Woods to Cardiac | 22:58 | 25:51 | -2:53 |
| Cardiac to White Gate | 12:22 | 13:59 | -1:37 |
| White Gate to The Stile | 6:11 | 6:48 | -0:37 |
| The Stile to Finish | 1:40 | 2:01 | -0:21 |
Δ negative = Amy ran the segment faster.