Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIsobel B Bush
#885 · 1:35:54 · F10 · Group H · DR
Wave start 8:36 AM (H-DR)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Interpretation
Isobel (H-DR) started at 8:36 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 20 minutes head start on Isobel because the Runner wave starts 27 minutes after the Invitational wave. On foot, Isobel ran 1:35:54 and Julia ran 57:02 — Julia was 38:52 faster than Isobel. Isobel took official place 885th (time-based 1030th) 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 16:18 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 20 min earlier than Isobel (H-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +882
- Actual time Δ
- +38:52
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 20 min (Julia earlier)
- Finish clock Δ
- +58:52
- Section place Δ
- —
Δ = Isobel − Julia. Negative means Isobel is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Isobel (H-DR) started at 8:36 AM, 20:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 38:52 faster on foot than Isobel.
- Finish clock: Julia crossed the line 58:52 ahead of Isobel — Julia wins this head-to-head.
Δ (A − B): actual +38:52 · finish clock +58:52.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Isobel | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:21 | 6:46 | +4:35 |
| Stairs to Windy Gap | 9:01 | 5:03 | +3:58 |
| Windy Gap to Muir Woods | 8:39 | 5:20 | +3:19 |
| Muir Woods to Cardiac | 36:44 | 20:26 | +16:18 |
| Cardiac to White Gate | 18:53 | 11:52 | +7:01 |
| White Gate to The Stile | 8:45 | 5:54 | +2:51 |
| The Stile to Finish | 2:31 | 1:41 | +0:50 |
Δ negative = Isobel ran the segment faster.