Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIzzy Dahlke
#159 · 1:09:10 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Izzy (Q-INV) started at 8:16 AM; Edward (Z-INV) started at 8:24 AM. That gave Izzy a 8 minutes head start on Edward. On foot, Izzy ran 1:09:10 and Edward ran 48:29 — Edward was 20:41 faster than Izzy. Izzy took official place 159th (time-based 297th) 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 8:30 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Izzy Dahlke (Q-INV) started 8 min earlier than Edward (Z-INV).
- Overall place Δ
- +157
- Actual time Δ
- +20:41
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Izzy earlier)
- Finish clock Δ
- +12:41
- Section place Δ
- +25
Δ = Izzy − Edward. Negative means Izzy is ahead/faster.
Race timeline
Computed- Izzy (Q-INV) started at 8:16 AM.
- Edward (Z-INV) started at 8:24 AM, 8:00 later.
- Actual running time: Edward was 20:41 faster on foot than Izzy.
- Finish clock: Edward crossed the line 12:41 ahead of Izzy — Edward wins this head-to-head.
Δ (A − B): actual +20:41 · finish clock +12:41.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Izzy | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:54 | 5:48 | +2:06 |
| Stairs to Windy Gap | 6:04 | 4:17 | +1:47 |
| Windy Gap to Muir Woods | 6:00 | 4:16 | +1:44 |
| Muir Woods to Cardiac | 26:22 | 17:52 | +8:30 |
| Cardiac to White Gate | 14:05 | 9:40 | +4:25 |
| White Gate to The Stile | 6:53 | 5:03 | +1:50 |
| The Stile to Finish | 1:52 | 1:33 | +0:19 |
Δ negative = Izzy ran the segment faster.