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 A Smith
#404 · 1:18:31 · M58 · Group P · INV
Wave start 8:15 AM (P-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
David (P-INV) started at 8:15 AM; Edward (Z-INV) started at 8:24 AM. That gave David a 9 minutes head start on Edward. On foot, David ran 1:18:31 and Edward ran 48:29 — Edward was 30:02 faster than David. David took official place 404th (time-based 594th) 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 12:04 from Muir Woods to Cardiac.
Deltas
ComputedWave start
David A Smith (P-INV) started 9 min earlier than Edward (Z-INV).
- Overall place Δ
- +402
- Actual time Δ
- +30:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (David earlier)
- Finish clock Δ
- +21:02
- Section place Δ
- +28
Δ = David − Edward. Negative means David is ahead/faster.
Race timeline
Computed- David (P-INV) started at 8:15 AM.
- Edward (Z-INV) started at 8:24 AM, 9:00 later.
- Actual running time: Edward was 30:02 faster on foot than David.
- Finish clock: Edward crossed the line 21:02 ahead of David — Edward wins this head-to-head.
Δ (A − B): actual +30:02 · finish clock +21:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:14 | 5:48 | +3:26 |
| Stairs to Windy Gap | 6:45 | 4:17 | +2:28 |
| Windy Gap to Muir Woods | 6:35 | 4:16 | +2:19 |
| Muir Woods to Cardiac | 29:56 | 17:52 | +12:04 |
| Cardiac to White Gate | 16:01 | 9:40 | +6:21 |
| White Gate to The Stile | 7:54 | 5:03 | +2:51 |
| The Stile to Finish | 2:06 | 1:33 | +0:33 |
Δ negative = David ran the segment faster.