Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJennifer J Foster
#172 · 1:14:31 · F52 · Group K · INV
Wave start 8:11 AM (K-INV)
Athlete B
OfficialSydney Ghobadian
#167 · 1:10:23 · F24 · 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
Jennifer (K-INV) started at 8:11 AM; Sydney (P-INV) started at 8:15 AM. That gave Jennifer a 4 minutes head start on Sydney. On foot, Jennifer ran 1:14:31 and Sydney ran 1:10:23 — Sydney was 4:08 faster than Jennifer. Jennifer took official place 172nd (time-based 462nd) and Sydney took official place 167th (time-based 337th). Sydney was faster on foot and finished ahead on the official clock too. Biggest swing: Sydney gained 1:42 from Cardiac to White Gate.
Deltas
ComputedWave start
Jennifer J Foster (K-INV) started 4 min earlier than Sydney (P-INV).
- Overall place Δ
- +5
- Actual time Δ
- +4:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Jennifer earlier)
- Finish clock Δ
- +0:08
- Section place Δ
- -6
Δ = Jennifer − Sydney. Negative means Jennifer is ahead/faster.
Race timeline
Computed- Jennifer (K-INV) started at 8:11 AM.
- Sydney (P-INV) started at 8:15 AM, 4:00 later.
- Actual running time: Sydney was 4:08 faster on foot than Jennifer.
- Finish clock: Sydney crossed the line 0:08 ahead of Jennifer — Sydney wins this head-to-head.
Δ (A − B): actual +4:08 · finish clock +0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jennifer | Sydney | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:12 | 8:18 | +0:54 |
| Stairs to Windy Gap | 6:27 | 5:55 | +0:32 |
| Windy Gap to Muir Woods | 6:22 | 5:29 | +0:53 |
| Muir Woods to Cardiac | 27:18 | 27:52 | -0:34 |
| Cardiac to White Gate | 15:42 | 14:00 | +1:42 |
| White Gate to The Stile | 7:22 | 6:46 | +0:36 |
| The Stile to Finish | 2:08 | 2:03 | +0:05 |
Δ negative = Jennifer ran the segment faster.