Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJack Skiles
#731 · 1:18:43 · M14 · Group V · DR
Wave start 8:47 AM (V-DR)
Athlete B
OfficialCorey M Reid
#730 · 1:15:39 · M41 · Group Y · DR
Wave start 8:50 AM (Y-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
Jack (V-DR) started at 8:47 AM; Corey (Y-DR) started at 8:50 AM. That gave Jack a 3 minutes head start on Corey. On foot, Jack ran 1:18:43 and Corey ran 1:15:39 — Corey was 3:04 faster than Jack. Jack took official place 731st (time-based 603rd) and Corey took official place 730th (time-based 508th). Corey was faster on foot and finished ahead on the official clock too. Biggest swing: Corey gained 1:57 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Jack Skiles (V-DR) started 3 min earlier than Corey (Y-DR).
- Overall place Δ
- +1
- Actual time Δ
- +3:04
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Jack earlier)
- Finish clock Δ
- +0:04
- Section place Δ
- -33
Δ = Jack − Corey. Negative means Jack is ahead/faster.
Race timeline
Computed- Jack (V-DR) started at 8:47 AM.
- Corey (Y-DR) started at 8:50 AM, 3:00 later.
- Actual running time: Corey was 3:04 faster on foot than Jack.
- Finish clock: Corey crossed the line 0:04 ahead of Jack — Corey wins this head-to-head.
Δ (A − B): actual +3:04 · finish clock +0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jack | Corey | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:33 | 8:12 | +0:21 |
| Stairs to Windy Gap | 6:07 | 6:15 | -0:08 |
| Windy Gap to Muir Woods | 5:57 | 6:00 | -0:03 |
| Muir Woods to Cardiac | 31:42 | 29:45 | +1:57 |
| Cardiac to White Gate | 16:20 | 15:14 | +1:06 |
| White Gate to The Stile | 8:04 | 7:58 | +0:06 |
| The Stile to Finish | 2:00 | 2:15 | -0:15 |
Δ negative = Jack ran the segment faster.