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 J Simon
#130 · 1:15:06 · M66 · Group H · INV
Wave start 8:09 AM (H-INV)
Athlete B
OfficialDavid Hafferty
#127 · 1:00:58 · M36 · Group Y · INV
Wave start 8:23 AM (Y-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 (H-INV) started at 8:09 AM; David (Y-INV) started at 8:23 AM. That gave Robert a 14 minutes head start on David. On foot, Robert ran 1:15:06 and David ran 1:00:58 — David was 14:08 faster than Robert. Robert took official place 130th (time-based 484th) and David took official place 127th (time-based 77th). David was faster on foot and finished ahead on the official clock too. Biggest swing: David gained 4:11 from Cardiac to White Gate.
Deltas
ComputedWave start
Robert J Simon (H-INV) started 14 min earlier than David (Y-INV).
- Overall place Δ
- +3
- Actual time Δ
- +14:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 14 min (Robert earlier)
- Finish clock Δ
- +0:08
- Section place Δ
- -22
Δ = Robert − David. Negative means Robert is ahead/faster.
Race timeline
Computed- Robert (H-INV) started at 8:09 AM.
- David (Y-INV) started at 8:23 AM, 14:00 later.
- Actual running time: David was 14:08 faster on foot than Robert.
- Finish clock: David crossed the line 0:08 ahead of Robert — David wins this head-to-head.
Δ (A − B): actual +14:08 · finish clock +0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Robert | David | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:34 | 7:05 | +1:29 |
| Stairs to Windy Gap | 6:22 | 5:21 | +1:01 |
| Windy Gap to Muir Woods | 6:48 | 5:08 | +1:40 |
| Muir Woods to Cardiac | 26:38 | 23:08 | +3:30 |
| Cardiac to White Gate | 16:24 | 12:13 | +4:11 |
| White Gate to The Stile | 8:07 | 6:21 | +1:46 |
| The Stile to Finish | 2:13 | 1:42 | +0:31 |
Δ negative = Robert ran the segment faster.