Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJohn P Cassidy
#517 · 1:23:17 · M46 · Group W · INV
Wave start 8:21 AM (W-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
John (W-INV) started at 8:21 AM; Edward (Z-INV) started at 8:24 AM. That gave John a 3 minutes head start on Edward. On foot, John ran 1:23:17 and Edward ran 48:29 — Edward was 34:48 faster than John. John took official place 517th (time-based 749th) 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 16:06 from Muir Woods to Cardiac.
Deltas
ComputedWave start
John P Cassidy (W-INV) started 3 min earlier than Edward (Z-INV).
- Overall place Δ
- +515
- Actual time Δ
- +34:48
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (John earlier)
- Finish clock Δ
- +31:48
- Section place Δ
- +33
Δ = John − Edward. Negative means John is ahead/faster.
Race timeline
Computed- John (W-INV) started at 8:21 AM.
- Edward (Z-INV) started at 8:24 AM, 3:00 later.
- Actual running time: Edward was 34:48 faster on foot than John.
- Finish clock: Edward crossed the line 31:48 ahead of John — Edward wins this head-to-head.
Δ (A − B): actual +34:48 · finish clock +31:48.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | John | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:07 | 5:48 | +3:19 |
| Stairs to Windy Gap | 7:02 | 4:17 | +2:45 |
| Windy Gap to Muir Woods | 6:12 | 4:16 | +1:56 |
| Muir Woods to Cardiac | 33:58 | 17:52 | +16:06 |
| Cardiac to White Gate | 16:51 | 9:40 | +7:11 |
| White Gate to The Stile | 8:01 | 5:03 | +2:58 |
| The Stile to Finish | 2:06 | 1:33 | +0:33 |
Δ negative = John ran the segment faster.