Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJulia E Stricker-Balistreri
#1337 · 2:06:56 · F34 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialRobert (Bob) F Knox
#1332 · 2:48:09 · M80 · Group AAA · INV
Wave start 8:00 AM (AAA-INV)
Interpretation
Julia (Q-DR) started at 8:43 AM; Robert (Bob) (AAA-INV) started at 8:00 AM. That gave Robert (Bob) a 43 minutes head start on Julia because the Runner wave starts 27 minutes after the Invitational wave. On foot, Julia ran 2:06:56 and Robert (Bob) ran 2:48:09 — Julia was 41:13 faster than Robert (Bob). Julia took official place 1337th (time-based 1319th) and Robert (Bob) took official place 1332nd (time-based 1384th). Robert (Bob)'s head start was enough to flip the official order even though Julia was faster on foot. Biggest swing: Julia gained 17:57 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Robert (Bob) F Knox (AAA-INV) started 43 min earlier than Julia (Q-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +5
- Actual time Δ
- -41:13
- Section gap Δ
- 27 min (Robert (Bob) earlier)
- Wave start Δ
- 43 min (Robert (Bob) earlier)
- Finish clock Δ
- +1:47
- Section place Δ
- —
Δ = Julia − Robert (Bob). Negative means Julia is ahead/faster.
Race timeline
Computed- Robert (Bob) (AAA-INV) started at 8:00 AM.
- Julia (Q-DR) started at 8:43 AM, 43:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 41:13 faster on foot than Robert (Bob).
- Finish clock: Robert (Bob) crossed the line 1:47 ahead of Julia — Robert (Bob) wins this head-to-head.
Δ (A − B): actual -41:13 · finish clock +1:47.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Julia | Robert (Bob) | Δ |
|---|---|---|---|
| Start to Top of Stairs | 19:59 | 16:50 | +3:09 |
| Stairs to Windy Gap | 10:32 | 13:33 | -3:01 |
| Windy Gap to Muir Woods | 10:27 | 11:26 | -0:59 |
| Muir Woods to Cardiac | 44:55 | 1:02:52 | -17:57 |
| Cardiac to White Gate | 25:02 | 35:39 | -10:37 |
| White Gate to The Stile | 12:58 | 22:11 | -9:13 |
| The Stile to Finish | 3:03 | 5:38 | -2:35 |
Δ negative = Julia ran the segment faster.