Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJeff Marks
#628 · 1:13:15 · M53 · Group U · DR
Wave start 8:46 AM (U-DR)
Athlete B
OfficialRichard L Park
#629 · 1:31:25 · M73 · Group AA · DR
Wave start 8:28 AM (AA-DR)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Jeff (U-DR) started at 8:46 AM; Richard (AA-DR) started at 8:28 AM. That gave Richard a 18 minutes head start on Jeff. On foot, Jeff ran 1:13:15 and Richard ran 1:31:25 — Jeff was 18:10 faster than Richard. Jeff took official place 628th (time-based 430th) and Richard took official place 629th (time-based 933rd). Jeff was faster on foot and finished ahead on the official clock too. Biggest swing: Jeff gained 5:23 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Richard L Park (AA-DR) started 18 min earlier than Jeff (U-DR).
- Overall place Δ
- -1
- Actual time Δ
- -18:10
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 18 min (Richard earlier)
- Finish clock Δ
- -0:10
- Section place Δ
- +5
Δ = Jeff − Richard. Negative means Jeff is ahead/faster.
Race timeline
Computed- Richard (AA-DR) started at 8:28 AM.
- Jeff (U-DR) started at 8:46 AM, 18:00 later.
- Actual running time: Jeff was 18:10 faster on foot than Richard.
- Finish clock: Jeff crossed the line 0:10 ahead of Richard — Jeff wins this head-to-head.
Δ (A − B): actual -18:10 · finish clock -0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jeff | Richard | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:34 | 11:44 | -3:10 |
| Stairs to Windy Gap | 6:24 | 8:40 | -2:16 |
| Windy Gap to Muir Woods | 6:13 | 7:37 | -1:24 |
| Muir Woods to Cardiac | 28:16 | 33:39 | -5:23 |
| Cardiac to White Gate | 14:29 | 18:43 | -4:14 |
| White Gate to The Stile | 7:15 | 8:40 | -1:25 |
| The Stile to Finish | 2:04 | 2:22 | -0:18 |
Δ negative = Jeff ran the segment faster.