Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialBen M Dudek
#694 · 1:13:41 · M39 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialAdam G Shapiro
#689 · 1:11:20 · M25 · Group SCR · DR
Wave start 8:52 AM (SCR-DR)
Interpretation
Ben (Y-DR) started at 8:50 AM; Adam (SCR-DR) started at 8:52 AM. That gave Ben a 2 minutes head start on Adam. On foot, Ben ran 1:13:41 and Adam ran 1:11:20 — Adam was 2:21 faster than Ben. Ben took official place 694th (time-based 441st) and Adam took official place 689th (time-based 360th). Adam was faster on foot and finished ahead on the official clock too. Biggest swing: Adam gained 0:50 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Ben M Dudek (Y-DR) started 2 min earlier than Adam (SCR-DR).
- Overall place Δ
- +5
- Actual time Δ
- +2:21
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Ben earlier)
- Finish clock Δ
- +0:21
- Section place Δ
- +24
Δ = Ben − Adam. Negative means Ben is ahead/faster.
Race timeline
Computed- Ben (Y-DR) started at 8:50 AM.
- Adam (SCR-DR) started at 8:52 AM, 2:00 later.
- Actual running time: Adam was 2:21 faster on foot than Ben.
- Finish clock: Adam crossed the line 0:21 ahead of Ben — Adam wins this head-to-head.
Δ (A − B): actual +2:21 · finish clock +0:21.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Ben | Adam | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:07 | 8:28 | +0:39 |
| Stairs to Windy Gap | 6:14 | 6:07 | +0:07 |
| Windy Gap to Muir Woods | 6:34 | 6:15 | +0:19 |
| Muir Woods to Cardiac | 27:54 | 27:04 | +0:50 |
| Cardiac to White Gate | 15:10 | 14:49 | +0:21 |
| White Gate to The Stile | 6:53 | 6:53 | ±0:00 |
| The Stile to Finish | 1:49 | 1:44 | +0:05 |
Δ negative = Ben ran the segment faster.