Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSpencer A Fast
#860 · 1:27:53 · M57 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Interpretation
Spencer (Q-DR) started at 8:43 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 27 minutes head start on Spencer because the Runner wave starts 27 minutes after the Invitational wave. On foot, Spencer ran 1:27:53 and Julia ran 57:02 — Julia was 30:51 faster than Spencer. Spencer took official place 860th (time-based 861st) 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 10:10 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 27 min earlier than Spencer (Q-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +857
- Actual time Δ
- +30:51
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 27 min (Julia earlier)
- Finish clock Δ
- +57:51
- Section place Δ
- —
Δ = Spencer − Julia. Negative means Spencer is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Spencer (Q-DR) started at 8:43 AM, 27:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 30:51 faster on foot than Spencer.
- Finish clock: Julia crossed the line 57:51 ahead of Spencer — Julia wins this head-to-head.
Δ (A − B): actual +30:51 · finish clock +57:51.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Spencer | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:06 | 6:46 | +3:20 |
| Stairs to Windy Gap | 7:23 | 5:03 | +2:20 |
| Windy Gap to Muir Woods | 9:11 | 5:20 | +3:51 |
| Muir Woods to Cardiac | 30:36 | 20:26 | +10:10 |
| Cardiac to White Gate | 19:20 | 11:52 | +7:28 |
| White Gate to The Stile | 8:55 | 5:54 | +3:01 |
| The Stile to Finish | 2:22 | 1:41 | +0:41 |
Δ negative = Spencer ran the segment faster.