Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialZach Griffin
#567 · 1:14:54 · M63 · Group K · DR
Wave start 8:38 AM (K-DR)
Athlete B
OfficialFlynn R Dreilinger
#569 · 1:01:13 · M25 · Group SCR · DR
Wave start 8:52 AM (SCR-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
Zach (K-DR) started at 8:38 AM; Flynn (SCR-DR) started at 8:52 AM. That gave Zach a 14 minutes head start on Flynn. On foot, Zach ran 1:14:54 and Flynn ran 1:01:13 — Flynn was 13:41 faster than Zach. Zach took official place 567th (time-based 477th) and Flynn took official place 569th (time-based 89th). Zach's head start was enough to flip the official order even though Flynn was faster on foot. Biggest swing: Flynn gained 5:28 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Zach Griffin (K-DR) started 14 min earlier than Flynn (SCR-DR).
- Overall place Δ
- -2
- Actual time Δ
- +13:41
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 14 min (Zach earlier)
- Finish clock Δ
- -0:19
- Section place Δ
- -1
Δ = Zach − Flynn. Negative means Zach is ahead/faster.
Race timeline
Computed- Zach (K-DR) started at 8:38 AM.
- Flynn (SCR-DR) started at 8:52 AM, 14:00 later.
- Actual running time: Flynn was 13:41 faster on foot than Zach.
- Finish clock: Zach crossed the line 0:19 ahead of Flynn — Zach wins this head-to-head.
Δ (A − B): actual +13:41 · finish clock -0:19.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Zach | Flynn | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:02 | 6:57 | +2:05 |
| Stairs to Windy Gap | 6:57 | 5:27 | +1:30 |
| Windy Gap to Muir Woods | 5:58 | 5:13 | +0:45 |
| Muir Woods to Cardiac | 29:04 | 23:36 | +5:28 |
| Cardiac to White Gate | 14:36 | 12:16 | +2:20 |
| White Gate to The Stile | 7:08 | 6:02 | +1:06 |
| The Stile to Finish | 2:09 | 1:42 | +0:27 |
Δ negative = Zach ran the segment faster.