Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDavid Hafferty
#127 · 1:00:58 · M36 · Group Y · INV
Wave start 8:23 AM (Y-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
David (Y-INV) started at 8:23 AM; Edward (Z-INV) started at 8:24 AM. That gave David a 1 minute head start on Edward. On foot, David ran 1:00:58 and Edward ran 48:29 — Edward was 12:29 faster than David. David took official place 127th (time-based 77th) 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 5:16 from Muir Woods to Cardiac.
Deltas
ComputedWave start
David Hafferty (Y-INV) started 1 min earlier than Edward (Z-INV).
- Overall place Δ
- +125
- Actual time Δ
- +12:29
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (David earlier)
- Finish clock Δ
- +11:29
- Section place Δ
- +22
Δ = David − Edward. Negative means David is ahead/faster.
Race timeline
Computed- David (Y-INV) started at 8:23 AM.
- Edward (Z-INV) started at 8:24 AM, 1:00 later.
- Actual running time: Edward was 12:29 faster on foot than David.
- Finish clock: Edward crossed the line 11:29 ahead of David — Edward wins this head-to-head.
Δ (A − B): actual +12:29 · finish clock +11:29.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:05 | 5:48 | +1:17 |
| Stairs to Windy Gap | 5:21 | 4:17 | +1:04 |
| Windy Gap to Muir Woods | 5:08 | 4:16 | +0:52 |
| Muir Woods to Cardiac | 23:08 | 17:52 | +5:16 |
| Cardiac to White Gate | 12:13 | 9:40 | +2:33 |
| White Gate to The Stile | 6:21 | 5:03 | +1:18 |
| The Stile to Finish | 1:42 | 1:33 | +0:09 |
Δ negative = David ran the segment faster.