Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTracy A Urquhart
#1315 · 2:05:03 · F49 · Group L · DR
Wave start 8:39 AM (L-DR)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Interpretation
Tracy (L-DR) started at 8:39 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 23 minutes head start on Tracy because the Runner wave starts 27 minutes after the Invitational wave. On foot, Tracy ran 2:05:03 and Julia ran 57:02 — Julia was 1:08:01 faster than Tracy. Tracy took official place 1315th (time-based 1310th) 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 25:40 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 23 min earlier than Tracy (L-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1312
- Actual time Δ
- +1:08:01
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 23 min (Julia earlier)
- Finish clock Δ
- +1:31:01
- Section place Δ
- —
Δ = Tracy − Julia. Negative means Tracy is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Tracy (L-DR) started at 8:39 AM, 23:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Julia was 1:08:01 faster on foot than Tracy.
- Finish clock: Julia crossed the line 1:31:01 ahead of Tracy — Julia wins this head-to-head.
Δ (A − B): actual +1:08:01 · finish clock +1:31:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Tracy | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 14:11 | 6:46 | +7:25 |
| Stairs to Windy Gap | 11:57 | 5:03 | +6:54 |
| Windy Gap to Muir Woods | 11:05 | 5:20 | +5:45 |
| Muir Woods to Cardiac | 46:06 | 20:26 | +25:40 |
| Cardiac to White Gate | 25:13 | 11:52 | +13:21 |
| White Gate to The Stile | 13:06 | 5:54 | +7:12 |
| The Stile to Finish | 3:25 | 1:41 | +1:44 |
Δ negative = Tracy ran the segment faster.