Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialHal Brigham
#899 · 1:22:28 · M39 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Interpretation
Hal (Y-DR) started at 8:50 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 34 minutes head start on Hal because the Runner wave starts 27 minutes after the Invitational wave. On foot, Hal ran 1:22:28 and Julia ran 57:02 — Julia was 25:26 faster than Hal. Hal took official place 899th (time-based 718th) and Julia took official place 3rd (time-based 32nd). Julia was faster on foot and finished ahead on the official clock too. Biggest swing: Julia gained 12:53 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 34 min earlier than Hal (Y-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +896
- Actual time Δ
- +25:26
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 34 min (Julia earlier)
- Finish clock Δ
- +59:26
- Section place Δ
- —
Δ = Hal − Julia. Negative means Hal is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Hal (Y-DR) started at 8:50 AM, 34:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 25:26 faster on foot than Hal.
- Finish clock: Julia crossed the line 59:26 ahead of Hal — Julia wins this head-to-head.
Δ (A − B): actual +25:26 · finish clock +59:26.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Hal | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:57 | 6:46 | +2:11 |
| Stairs to Windy Gap | 6:42 | 5:03 | +1:39 |
| Windy Gap to Muir Woods | 6:37 | 5:20 | +1:17 |
| Muir Woods to Cardiac | 33:19 | 20:26 | +12:53 |
| Cardiac to White Gate | 16:16 | 11:52 | +4:24 |
| White Gate to The Stile | 8:23 | 5:54 | +2:29 |
| The Stile to Finish | 2:14 | 1:41 | +0:33 |
Δ negative = Hal ran the segment faster.