Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRowan E Prindiville
#177 · 1:01:51 · M18 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Comparison report
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The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Rowan (Z-INV) started at 8:24 AM; Julia (Q-INV) started at 8:16 AM. That gave Julia a 8 minutes head start on Rowan. On foot, Rowan ran 1:01:51 and Julia ran 57:02 — Julia was 4:49 faster than Rowan. Rowan took official place 177th (time-based 105th) 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 4:22 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 8 min earlier than Rowan (Z-INV).
- Overall place Δ
- +174
- Actual time Δ
- +4:49
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Julia earlier)
- Finish clock Δ
- +12:49
- Section place Δ
- +19
Δ = Rowan − Julia. Negative means Rowan is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Rowan (Z-INV) started at 8:24 AM, 8:00 later.
- Actual running time: Julia was 4:49 faster on foot than Rowan.
- Finish clock: Julia crossed the line 12:49 ahead of Rowan — Julia wins this head-to-head.
Δ (A − B): actual +4:49 · finish clock +12:49.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Rowan | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:27 | 6:46 | -0:19 |
| Stairs to Windy Gap | 5:08 | 5:03 | +0:05 |
| Windy Gap to Muir Woods | 5:05 | 5:20 | -0:15 |
| Muir Woods to Cardiac | 24:48 | 20:26 | +4:22 |
| Cardiac to White Gate | 12:33 | 11:52 | +0:41 |
| White Gate to The Stile | 6:17 | 5:54 | +0:23 |
| The Stile to Finish | 1:33 | 1:41 | -0:08 |
Δ negative = Rowan ran the segment faster.