Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLaura McDonald
#1319 · 2:08:38 · F53 · Group J · DR
Wave start 8:37 AM (J-DR)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Interpretation
Laura (J-DR) started at 8:37 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 21 minutes head start on Laura because the Runner wave starts 27 minutes after the Invitational wave. On foot, Laura ran 2:08:38 and Julia ran 57:02 — Julia was 1:11:36 faster than Laura. Laura took official place 1319th (time-based 1327th) 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 21:45 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 21 min earlier than Laura (J-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1316
- Actual time Δ
- +1:11:36
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 21 min (Julia earlier)
- Finish clock Δ
- +1:32:36
- Section place Δ
- —
Δ = Laura − Julia. Negative means Laura is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Laura (J-DR) started at 8:37 AM, 21:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 1:11:36 faster on foot than Laura.
- Finish clock: Julia crossed the line 1:32:36 ahead of Laura — Julia wins this head-to-head.
Δ (A − B): actual +1:11:36 · finish clock +1:32:36.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Laura | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 14:14 | 6:46 | +7:28 |
| Stairs to Windy Gap | 11:01 | 5:03 | +5:58 |
| Windy Gap to Muir Woods | 11:42 | 5:20 | +6:22 |
| Muir Woods to Cardiac | 42:11 | 20:26 | +21:45 |
| Cardiac to White Gate | 30:45 | 11:52 | +18:53 |
| White Gate to The Stile | 15:15 | 5:54 | +9:21 |
| The Stile to Finish | 3:30 | 1:41 | +1:49 |
Δ negative = Laura ran the segment faster.