Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialGreyson Zacharias
#1031 · 1:34:29 · M11 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialGreg Ulin
#1028 · 1:30:18 · M49 · Group V · DR
Wave start 8:47 AM (V-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
Greyson (Q-DR) started at 8:43 AM; Greg (V-DR) started at 8:47 AM. That gave Greyson a 4 minutes head start on Greg. On foot, Greyson ran 1:34:29 and Greg ran 1:30:18 — Greg was 4:11 faster than Greyson. Greyson took official place 1031st (time-based 998th) and Greg took official place 1028th (time-based 918th). Greg was faster on foot and finished ahead on the official clock too. Biggest swing: Greg gained 1:25 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Greyson Zacharias (Q-DR) started 4 min earlier than Greg (V-DR).
- Overall place Δ
- +3
- Actual time Δ
- +4:11
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Greyson earlier)
- Finish clock Δ
- +0:11
- Section place Δ
- +44
Δ = Greyson − Greg. Negative means Greyson is ahead/faster.
Race timeline
Computed- Greyson (Q-DR) started at 8:43 AM.
- Greg (V-DR) started at 8:47 AM, 4:00 later.
- Actual running time: Greg was 4:11 faster on foot than Greyson.
- Finish clock: Greg crossed the line 0:11 ahead of Greyson — Greg wins this head-to-head.
Δ (A − B): actual +4:11 · finish clock +0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Greyson | Greg | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:23 | 9:38 | +1:45 |
| Stairs to Windy Gap | 8:16 | 7:12 | +1:04 |
| Windy Gap to Muir Woods | 8:42 | 7:17 | +1:25 |
| Muir Woods to Cardiac | 33:55 | 34:56 | -1:01 |
| Cardiac to White Gate | 19:50 | 19:37 | +0:13 |
| White Gate to The Stile | 9:30 | 9:20 | +0:10 |
| The Stile to Finish | 2:53 | 2:18 | +0:35 |
Δ negative = Greyson ran the segment faster.