Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRobert Mcbride
#351 · 1:11:48 · M48 · Group V · INV
Wave start 8:20 AM (V-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
Robert (V-INV) started at 8:20 AM; Edward (Z-INV) started at 8:24 AM. That gave Robert a 4 minutes head start on Edward. On foot, Robert ran 1:11:48 and Edward ran 48:29 — Edward was 23:19 faster than Robert. Robert took official place 351st (time-based 384th) 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 10:51 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Robert Mcbride (V-INV) started 4 min earlier than Edward (Z-INV).
- Overall place Δ
- +349
- Actual time Δ
- +23:19
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Robert earlier)
- Finish clock Δ
- +19:19
- Section place Δ
- +19
Δ = Robert − Edward. Negative means Robert is ahead/faster.
Race timeline
Computed- Robert (V-INV) started at 8:20 AM.
- Edward (Z-INV) started at 8:24 AM, 4:00 later.
- Actual running time: Edward was 23:19 faster on foot than Robert.
- Finish clock: Edward crossed the line 19:19 ahead of Robert — Edward wins this head-to-head.
Δ (A − B): actual +23:19 · finish clock +19:19.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Robert | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:23 | 5:48 | +2:35 |
| Stairs to Windy Gap | 6:17 | 4:17 | +2:00 |
| Windy Gap to Muir Woods | 5:14 | 4:16 | +0:58 |
| Muir Woods to Cardiac | 28:43 | 17:52 | +10:51 |
| Cardiac to White Gate | 14:04 | 9:40 | +4:24 |
| White Gate to The Stile | 7:02 | 5:03 | +1:59 |
| The Stile to Finish | 2:05 | 1:33 | +0:32 |
Δ negative = Robert ran the segment faster.