Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMichael J Prindiville
#293 · 1:11:15 · M51 · Group U · INV
Wave start 8:19 AM (U-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
Michael (U-INV) started at 8:19 AM; Edward (Z-INV) started at 8:24 AM. That gave Michael a 5 minutes head start on Edward. On foot, Michael ran 1:11:15 and Edward ran 48:29 — Edward was 22:46 faster than Michael. Michael took official place 293rd (time-based 356th) 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 9:56 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Michael J Prindiville (U-INV) started 5 min earlier than Edward (Z-INV).
- Overall place Δ
- +291
- Actual time Δ
- +22:46
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Michael earlier)
- Finish clock Δ
- +17:46
- Section place Δ
- +18
Δ = Michael − Edward. Negative means Michael is ahead/faster.
Race timeline
Computed- Michael (U-INV) started at 8:19 AM.
- Edward (Z-INV) started at 8:24 AM, 5:00 later.
- Actual running time: Edward was 22:46 faster on foot than Michael.
- Finish clock: Edward crossed the line 17:46 ahead of Michael — Edward wins this head-to-head.
Δ (A − B): actual +22:46 · finish clock +17:46.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Michael | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:53 | 5:48 | +2:05 |
| Stairs to Windy Gap | 5:46 | 4:17 | +1:29 |
| Windy Gap to Muir Woods | 5:47 | 4:16 | +1:31 |
| Muir Woods to Cardiac | 27:48 | 17:52 | +9:56 |
| Cardiac to White Gate | 14:42 | 9:40 | +5:02 |
| White Gate to The Stile | 7:21 | 5:03 | +2:18 |
| The Stile to Finish | 1:58 | 1:33 | +0:25 |
Δ negative = Michael ran the segment faster.