Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRonn s Clark
#598 · 1:14:56 · M59 · Group P · DR
Wave start 8:42 AM (P-DR)
Athlete B
OfficialMichael Wu
#595 · 1:05:40 · M29 · Group Z · DR
Wave start 8:51 AM (Z-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
Ronn (P-DR) started at 8:42 AM; Michael (Z-DR) started at 8:51 AM. That gave Ronn a 9 minutes head start on Michael. On foot, Ronn ran 1:14:56 and Michael ran 1:05:40 — Michael was 9:16 faster than Ronn. Ronn took official place 598th (time-based 478th) and Michael took official place 595th (time-based 197th). Michael was faster on foot and finished ahead on the official clock too. Biggest swing: Michael gained 4:51 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Ronn s Clark (P-DR) started 9 min earlier than Michael (Z-DR).
- Overall place Δ
- +3
- Actual time Δ
- +9:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Ronn earlier)
- Finish clock Δ
- +0:16
- Section place Δ
- 0
Δ = Ronn − Michael. Negative means Ronn is ahead/faster.
Race timeline
Computed- Ronn (P-DR) started at 8:42 AM.
- Michael (Z-DR) started at 8:51 AM, 9:00 later.
- Actual running time: Michael was 9:16 faster on foot than Ronn.
- Finish clock: Michael crossed the line 0:16 ahead of Ronn — Michael wins this head-to-head.
Δ (A − B): actual +9:16 · finish clock +0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Ronn | Michael | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:46 | 7:38 | +1:08 |
| Stairs to Windy Gap | 6:56 | 5:38 | +1:18 |
| Windy Gap to Muir Woods | 6:02 | 6:01 | +0:01 |
| Muir Woods to Cardiac | 29:25 | 24:34 | +4:51 |
| Cardiac to White Gate | 14:33 | 13:17 | +1:16 |
| White Gate to The Stile | 7:02 | 6:40 | +0:22 |
| The Stile to Finish | 2:12 | 1:52 | +0:20 |
Δ negative = Ronn ran the segment faster.