Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialFlora A Dewey
#478 · 1:24:30 · F14 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-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
Flora (M-INV) started at 8:13 AM; Edward (Z-INV) started at 8:24 AM. That gave Flora a 11 minutes head start on Edward. On foot, Flora ran 1:24:30 and Edward ran 48:29 — Edward was 36:01 faster than Flora. Flora took official place 478th (time-based 780th) and Edward took official place 2nd (time-based 1st). Edward was faster on foot and finished ahead on the official clock too. Biggest swing: Edward gained 16:17 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Flora A Dewey (M-INV) started 11 min earlier than Edward (Z-INV).
- Overall place Δ
- +476
- Actual time Δ
- +36:01
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 11 min (Flora earlier)
- Finish clock Δ
- +25:01
- Section place Δ
- +22
Δ = Flora − Edward. Negative means Flora is ahead/faster.
Race timeline
Computed- Flora (M-INV) started at 8:13 AM.
- Edward (Z-INV) started at 8:24 AM, 11:00 later.
- Actual running time: Edward was 36:01 faster on foot than Flora.
- Finish clock: Edward crossed the line 25:01 ahead of Flora — Edward wins this head-to-head.
Δ (A − B): actual +36:01 · finish clock +25:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Flora | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:18 | 5:48 | +3:30 |
| Stairs to Windy Gap | 7:06 | 4:17 | +2:49 |
| Windy Gap to Muir Woods | 6:35 | 4:16 | +2:19 |
| Muir Woods to Cardiac | 34:09 | 17:52 | +16:17 |
| Cardiac to White Gate | 17:17 | 9:40 | +7:37 |
| White Gate to The Stile | 7:59 | 5:03 | +2:56 |
| The Stile to Finish | 2:06 | 1:33 | +0:33 |
Δ negative = Flora ran the segment faster.