Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAda von Rueden
#1047 · 1:39:07 · F12 · Group L · DR
Wave start 8:39 AM (L-DR)
Athlete B
OfficialGrant M Palmer
#1043 · 1:35:02 · M57 · Group Q · DR
Wave start 8:43 AM (Q-DR)
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
Ada (L-DR) started at 8:39 AM; Grant (Q-DR) started at 8:43 AM. That gave Ada a 4 minutes head start on Grant. On foot, Ada ran 1:39:07 and Grant ran 1:35:02 — Grant was 4:05 faster than Ada. Ada took official place 1047th (time-based 1079th) and Grant took official place 1043rd (time-based 1012th). Grant was faster on foot and finished ahead on the official clock too. Biggest swing: Grant gained 4:47 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Ada von Rueden (L-DR) started 4 min earlier than Grant (Q-DR).
- Overall place Δ
- +4
- Actual time Δ
- +4:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Ada earlier)
- Finish clock Δ
- +0:05
- Section place Δ
- -38
Δ = Ada − Grant. Negative means Ada is ahead/faster.
Race timeline
Computed- Ada (L-DR) started at 8:39 AM.
- Grant (Q-DR) started at 8:43 AM, 4:00 later.
- Actual running time: Grant was 4:05 faster on foot than Ada.
- Finish clock: Grant crossed the line 0:05 ahead of Ada — Grant wins this head-to-head.
Δ (A − B): actual +4:05 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Ada | Grant | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:34 | 11:24 | +0:10 |
| Stairs to Windy Gap | 9:31 | 8:31 | +1:00 |
| Windy Gap to Muir Woods | 7:10 | 7:58 | -0:48 |
| Muir Woods to Cardiac | 39:39 | 34:52 | +4:47 |
| Cardiac to White Gate | 19:40 | 19:50 | -0:10 |
| White Gate to The Stile | 9:06 | 9:43 | -0:37 |
| The Stile to Finish | 2:27 | 2:44 | -0:17 |
Δ negative = Ada ran the segment faster.