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 W Erskine
#1375 · 2:38:57 · M76 · Group AAA · DR
Wave start 8:27 AM (AAA-DR)
Athlete B
OfficialClement K Choy
#1374 · 2:38:02 · M78 · Group AAA · DR
Wave start 8:27 AM (AAA-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
David (AAA-DR) started at 8:27 AM; Clement (AAA-DR) started at 8:27 AM. Both left the line at the same moment. On foot, David ran 2:38:57 and Clement ran 2:38:02 — Clement was 0:55 faster than David. David took official place 1375th (time-based 1376th) and Clement took official place 1374th (time-based 1375th). Clement was faster on foot and finished ahead on the official clock too. Biggest swing: David gained 7:05 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Both started in the same wave.
- Overall place Δ
- +1
- Actual time Δ
- +0:55
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- ±0 min
- Finish clock Δ
- +0:55
- Section place Δ
- +1
Δ = David − Clement. Negative means David is ahead/faster.
Race timeline
Computed- David (AAA-DR) started at 8:27 AM.
- Clement (AAA-DR) also started at 8:27 AM.
- Actual running time: Clement was 0:55 faster on foot than David.
- Finish clock: Clement crossed the line 0:55 ahead of David — Clement wins this head-to-head.
Δ (A − B): actual +0:55 · finish clock +0:55.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Clement | Δ |
|---|---|---|---|
| Start to Top of Stairs | 16:20 | 16:05 | +0:15 |
| Stairs to Windy Gap | 12:34 | 14:06 | -1:32 |
| Windy Gap to Muir Woods | 16:01 | 14:47 | +1:14 |
| Muir Woods to Cardiac | 49:58 | 57:03 | -7:05 |
| Cardiac to White Gate | 38:03 | 37:12 | +0:51 |
| White Gate to The Stile | 20:27 | 15:10 | +5:17 |
| The Stile to Finish | 5:34 | 3:39 | +1:55 |
Δ negative = David ran the segment faster.