Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialHeidi Reifenstein
#9 · 1:01:51 · F48 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialChris Lundy
#1 · 1:00:42 · F55 · Group J · INV
Wave start 8:10 AM (J-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
Heidi (M-INV) started at 8:13 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 3 minutes head start on Heidi. On foot, Heidi ran 1:01:51 and Chris ran 1:00:42 — Chris was 1:09 faster than Heidi. Heidi took official place 9th (time-based 106th) and Chris took official place 1st (time-based 71st). Chris was faster on foot and finished ahead on the official clock too. Biggest swing: Chris gained 0:56 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 3 min earlier than Heidi (M-INV).
- Overall place Δ
- +8
- Actual time Δ
- +1:09
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Chris earlier)
- Finish clock Δ
- +4:09
- Section place Δ
- 0
Δ = Heidi − Chris. Negative means Heidi is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Heidi (M-INV) started at 8:13 AM, 3:00 later.
- Actual running time: Chris was 1:09 faster on foot than Heidi.
- Finish clock: Chris crossed the line 4:09 ahead of Heidi — Chris wins this head-to-head.
Δ (A − B): actual +1:09 · finish clock +4:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Heidi | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:14 | 7:31 | -0:17 |
| Stairs to Windy Gap | 5:34 | 5:35 | -0:01 |
| Windy Gap to Muir Woods | 5:29 | 5:25 | +0:04 |
| Muir Woods to Cardiac | 23:06 | 22:10 | +0:56 |
| Cardiac to White Gate | 12:25 | 12:14 | +0:11 |
| White Gate to The Stile | 6:10 | 5:57 | +0:13 |
| The Stile to Finish | 1:53 | 1:50 | +0:03 |
Δ negative = Heidi ran the segment faster.