Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJoanna Chen
#497 · 1:23:11 · F28 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialMichael J Locati
#498 · 1:39:27 · M74 · Group AAA · INV
Wave start 8:00 AM (AAA-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
Joanna (Q-INV) started at 8:16 AM; Michael (AAA-INV) started at 8:00 AM. That gave Michael a 16 minutes head start on Joanna. On foot, Joanna ran 1:23:11 and Michael ran 1:39:27 — Joanna was 16:16 faster than Michael. Joanna took official place 497th (time-based 745th) and Michael took official place 498th (time-based 1086th). Joanna was faster on foot and finished ahead on the official clock too. Biggest swing: Joanna gained 3:45 from Cardiac to White Gate.
Deltas
ComputedWave start
Michael J Locati (AAA-INV) started 16 min earlier than Joanna (Q-INV).
- Overall place Δ
- -1
- Actual time Δ
- -16:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 16 min (Michael earlier)
- Finish clock Δ
- -0:16
- Section place Δ
- +49
Δ = Joanna − Michael. Negative means Joanna is ahead/faster.
Race timeline
Computed- Michael (AAA-INV) started at 8:00 AM.
- Joanna (Q-INV) started at 8:16 AM, 16:00 later.
- Actual running time: Joanna was 16:16 faster on foot than Michael.
- Finish clock: Joanna crossed the line 0:16 ahead of Michael — Joanna wins this head-to-head.
Δ (A − B): actual -16:16 · finish clock -0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Joanna | Michael | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:10 | 12:18 | -3:08 |
| Stairs to Windy Gap | 7:25 | 8:43 | -1:18 |
| Windy Gap to Muir Woods | 6:45 | 9:32 | -2:47 |
| Muir Woods to Cardiac | 31:59 | 34:44 | -2:45 |
| Cardiac to White Gate | 17:31 | 21:16 | -3:45 |
| White Gate to The Stile | 8:09 | 10:11 | -2:02 |
| The Stile to Finish | 2:12 | 2:43 | -0:31 |
Δ negative = Joanna ran the segment faster.