Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMargaret E Bourne
#1301 · 2:06:33 · F56 · Group G · DR
Wave start 8:35 AM (G-DR)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Interpretation
Margaret (G-DR) started at 8:35 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 19 minutes head start on Margaret because the Runner wave starts 27 minutes after the Invitational wave. On foot, Margaret ran 2:06:33 and Julia ran 57:02 — Julia was 1:09:31 faster than Margaret. Margaret took official place 1301st (time-based 1316th) 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 20:20 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 19 min earlier than Margaret (G-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1298
- Actual time Δ
- +1:09:31
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 19 min (Julia earlier)
- Finish clock Δ
- +1:28:31
- Section place Δ
- —
Δ = Margaret − Julia. Negative means Margaret is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Margaret (G-DR) started at 8:35 AM, 19:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 1:09:31 faster on foot than Margaret.
- Finish clock: Julia crossed the line 1:28:31 ahead of Margaret — Julia wins this head-to-head.
Δ (A − B): actual +1:09:31 · finish clock +1:28:31.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Margaret | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:00 | 6:46 | +5:14 |
| Stairs to Windy Gap | 9:55 | 5:03 | +4:52 |
| Windy Gap to Muir Woods | 13:21 | 5:20 | +8:01 |
| Muir Woods to Cardiac | 40:46 | 20:26 | +20:20 |
| Cardiac to White Gate | 31:55 | 11:52 | +20:03 |
| White Gate to The Stile | 14:44 | 5:54 | +8:50 |
| The Stile to Finish | 3:52 | 1:41 | +2:11 |
Δ negative = Margaret ran the segment faster.