Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAnna Dalton
#7 · 58:02 · F36 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialAudrey R MacLean
#4 · 58:30 · F20 · 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
Anna (Q-INV) started at 8:16 AM; Audrey (P-INV) started at 8:15 AM. That gave Audrey a 1 minute head start on Anna. On foot, Anna ran 58:02 and Audrey ran 58:30 — Anna was 0:28 faster than Audrey. Anna took official place 7th (time-based 39th) and Audrey took official place 4th (time-based 43rd). Audrey's head start was enough to flip the official order even though Anna was faster on foot. Biggest swing: Anna gained 0:11 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Audrey R MacLean (P-INV) started 1 min earlier than Anna (Q-INV).
- Overall place Δ
- +3
- Actual time Δ
- -0:28
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Audrey earlier)
- Finish clock Δ
- +0:32
- Section place Δ
- +2
Δ = Anna − Audrey. Negative means Anna is ahead/faster.
Race timeline
Computed- Audrey (P-INV) started at 8:15 AM.
- Anna (Q-INV) started at 8:16 AM, 1:00 later.
- Actual running time: Anna was 0:28 faster on foot than Audrey.
- Finish clock: Audrey crossed the line 0:32 ahead of Anna — Audrey wins this head-to-head.
Δ (A − B): actual -0:28 · finish clock +0:32.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Anna | Audrey | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:55 | 7:15 | -0:20 |
| Stairs to Windy Gap | 5:19 | 5:16 | +0:03 |
| Windy Gap to Muir Woods | 4:49 | 5:00 | -0:11 |
| Muir Woods to Cardiac | 22:19 | 22:25 | -0:06 |
| Cardiac to White Gate | 11:13 | 11:08 | +0:05 |
| White Gate to The Stile | 5:40 | 5:40 | ±0:00 |
| The Stile to Finish | 1:47 | 1:46 | +0:01 |
Δ negative = Anna ran the segment faster.