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
OfficialAlex L Finston
#1027 · 1:27:18 · M39 · 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
Greyson (Q-DR) started at 8:43 AM; Alex (Y-DR) started at 8:50 AM. That gave Greyson a 7 minutes head start on Alex. On foot, Greyson ran 1:34:29 and Alex ran 1:27:18 — Alex was 7:11 faster than Greyson. Greyson took official place 1031st (time-based 998th) and Alex took official place 1027th (time-based 843rd). Alex was faster on foot and finished ahead on the official clock too. Biggest swing: Alex gained 1:47 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Greyson Zacharias (Q-DR) started 7 min earlier than Alex (Y-DR).
- Overall place Δ
- +4
- Actual time Δ
- +7:11
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Greyson earlier)
- Finish clock Δ
- +0:11
- Section place Δ
- -16
Δ = Greyson − Alex. Negative means Greyson is ahead/faster.
Race timeline
Computed- Greyson (Q-DR) started at 8:43 AM.
- Alex (Y-DR) started at 8:50 AM, 7:00 later.
- Actual running time: Alex was 7:11 faster on foot than Greyson.
- Finish clock: Alex crossed the line 0:11 ahead of Greyson — Alex wins this head-to-head.
Δ (A − B): actual +7:11 · finish clock +0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Greyson | Alex | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:23 | 9:19 | +2:04 |
| Stairs to Windy Gap | 8:16 | 7:51 | +0:25 |
| Windy Gap to Muir Woods | 8:42 | 7:11 | +1:31 |
| Muir Woods to Cardiac | 33:55 | 32:08 | +1:47 |
| Cardiac to White Gate | 19:50 | 18:46 | +1:04 |
| White Gate to The Stile | 9:30 | 9:33 | -0:03 |
| The Stile to Finish | 2:53 | 2:30 | +0:23 |
Δ negative = Greyson ran the segment faster.