Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDavid Leipsic
#516 · 1:31:14 · M61 · Group M · INV
Wave start 8:13 AM (M-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
David (M-INV) started at 8:13 AM; Julia (Q-INV) started at 8:16 AM. That gave David a 3 minutes head start on Julia. On foot, David ran 1:31:14 and Julia ran 57:02 — Julia was 34:12 faster than David. David took official place 516th (time-based 931st) 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 12:58 from Muir Woods to Cardiac.
Deltas
ComputedWave start
David Leipsic (M-INV) started 3 min earlier than Julia (Q-INV).
- Overall place Δ
- +513
- Actual time Δ
- +34:12
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (David earlier)
- Finish clock Δ
- +31:12
- Section place Δ
- +23
Δ = David − Julia. Negative means David is ahead/faster.
Race timeline
Computed- David (M-INV) started at 8:13 AM.
- Julia (Q-INV) started at 8:16 AM, 3:00 later.
- Actual running time: Julia was 34:12 faster on foot than David.
- Finish clock: Julia crossed the line 31:12 ahead of David — Julia wins this head-to-head.
Δ (A − B): actual +34:12 · finish clock +31:12.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:07 | 6:46 | +4:21 |
| Stairs to Windy Gap | 7:33 | 5:03 | +2:30 |
| Windy Gap to Muir Woods | 8:46 | 5:20 | +3:26 |
| Muir Woods to Cardiac | 33:24 | 20:26 | +12:58 |
| Cardiac to White Gate | 18:20 | 11:52 | +6:28 |
| White Gate to The Stile | 9:23 | 5:54 | +3:29 |
| The Stile to Finish | 2:41 | 1:41 | +1:00 |
Δ negative = David ran the segment faster.