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
OfficialJayda L Wilms
#1328 · 2:07:59 · F12 · Group L · DR
Wave start 8:39 AM (L-DR)
Interpretation
Robert (Bob) (AAA-INV) started at 8:00 AM; Jayda (L-DR) started at 8:39 AM. That gave Robert (Bob) a 39 minutes head start on Jayda because the Runner wave starts 27 minutes after the Invitational wave. On foot, Robert (Bob) ran 2:48:09 and Jayda ran 2:07:59 — Jayda was 40:10 faster than Robert (Bob). Robert (Bob) took official place 1332nd (time-based 1384th) and Jayda took official place 1328th (time-based 1325th). Jayda was faster on foot and finished ahead on the official clock too. Biggest swing: Jayda gained 15:14 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Robert (Bob) F Knox (AAA-INV) started 39 min earlier than Jayda (L-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +4
- Actual time Δ
- +40:10
- Section gap Δ
- 27 min (Robert (Bob) earlier)
- Wave start Δ
- 39 min (Robert (Bob) earlier)
- Finish clock Δ
- +1:10
- Section place Δ
- —
Δ = Robert (Bob) − Jayda. Negative means Robert (Bob) is ahead/faster.
Race timeline
Computed- Robert (Bob) (AAA-INV) started at 8:00 AM.
- Jayda (L-DR) started at 8:39 AM, 39:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Jayda was 40:10 faster on foot than Robert (Bob).
- Finish clock: Jayda crossed the line 1:10 ahead of Robert (Bob) — Jayda wins this head-to-head.
Δ (A − B): actual +40:10 · finish clock +1:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Robert (Bob) | Jayda | Δ |
|---|---|---|---|
| Start to Top of Stairs | 16:50 | 13:28 | +3:22 |
| Stairs to Windy Gap | 13:33 | 11:50 | +1:43 |
| Windy Gap to Muir Woods | 11:26 | 10:09 | +1:17 |
| Muir Woods to Cardiac | 1:02:52 | 47:38 | +15:14 |
| Cardiac to White Gate | 35:39 | 28:08 | +7:31 |
| White Gate to The Stile | 22:11 | 13:46 | +8:25 |
| The Stile to Finish | 5:38 | 3:00 | +2:38 |
Δ negative = Robert (Bob) ran the segment faster.