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 (Bob) F Knox
#1332 · 2:48:09 · M80 · Group AAA · INV
Wave start 8:00 AM (AAA-INV)
Athlete B
OfficialPaul A Stevenson
#1329 · 2:17:18 · M71 · Group B · DR
Wave start 8:30 AM (B-DR)
Interpretation
Robert (Bob) (AAA-INV) started at 8:00 AM; Paul (B-DR) started at 8:30 AM. That gave Robert (Bob) a 30 minutes head start on Paul because the Runner wave starts 27 minutes after the Invitational wave. On foot, Robert (Bob) ran 2:48:09 and Paul ran 2:17:18 — Paul was 30:51 faster than Robert (Bob). Robert (Bob) took official place 1332nd (time-based 1384th) and Paul took official place 1329th (time-based 1347th). Paul was faster on foot and finished ahead on the official clock too. Biggest swing: Paul gained 16:05 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Robert (Bob) F Knox (AAA-INV) started 30 min earlier than Paul (B-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +3
- Actual time Δ
- +30:51
- Section gap Δ
- 27 min (Robert (Bob) earlier)
- Wave start Δ
- 30 min (Robert (Bob) earlier)
- Finish clock Δ
- +0:51
- Section place Δ
- —
Δ = Robert (Bob) − Paul. Negative means Robert (Bob) is ahead/faster.
Race timeline
Computed- Robert (Bob) (AAA-INV) started at 8:00 AM.
- Paul (B-DR) started at 8:30 AM, 30:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Paul was 30:51 faster on foot than Robert (Bob).
- Finish clock: Paul crossed the line 0:51 ahead of Robert (Bob) — Paul wins this head-to-head.
Δ (A − B): actual +30:51 · finish clock +0:51.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Robert (Bob) | Paul | Δ |
|---|---|---|---|
| Start to Top of Stairs | 16:50 | 14:39 | +2:11 |
| Stairs to Windy Gap | 13:33 | 11:16 | +2:17 |
| Windy Gap to Muir Woods | 11:26 | 10:33 | +0:53 |
| Muir Woods to Cardiac | 1:02:52 | 46:47 | +16:05 |
| Cardiac to White Gate | 35:39 | 32:32 | +3:07 |
| White Gate to The Stile | 22:11 | 17:20 | +4:51 |
| The Stile to Finish | 5:38 | 4:11 | +1:27 |
Δ negative = Robert (Bob) ran the segment faster.