Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialNathan R van Hoff
#809 · 1:28:05 · M10 · Group N · DR
Wave start 8:41 AM (N-DR)
Athlete B
OfficialAndrew M Gannon
#805 · 1:17:49 · M27 · Group Z · DR
Wave start 8:51 AM (Z-DR)
Interpretation
Nathan (N-DR) started at 8:41 AM; Andrew (Z-DR) started at 8:51 AM. That gave Nathan a 10 minutes head start on Andrew. On foot, Nathan ran 1:28:05 and Andrew ran 1:17:49 — Andrew was 10:16 faster than Nathan. Nathan took official place 809th (time-based 867th) and Andrew took official place 805th (time-based 576th). Andrew was faster on foot and finished ahead on the official clock too. Biggest swing: Andrew gained 3:10 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Nathan R van Hoff (N-DR) started 10 min earlier than Andrew (Z-DR).
- Overall place Δ
- +4
- Actual time Δ
- +10:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 10 min (Nathan earlier)
- Finish clock Δ
- +0:16
- Section place Δ
- -12
Δ = Nathan − Andrew. Negative means Nathan is ahead/faster.
Race timeline
Computed- Nathan (N-DR) started at 8:41 AM.
- Andrew (Z-DR) started at 8:51 AM, 10:00 later.
- Actual running time: Andrew was 10:16 faster on foot than Nathan.
- Finish clock: Andrew crossed the line 0:16 ahead of Nathan — Andrew wins this head-to-head.
Δ (A − B): actual +10:16 · finish clock +0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Nathan | Andrew | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:18 | 8:36 | +0:42 |
| Stairs to Windy Gap | 7:01 | 6:04 | +0:57 |
| Windy Gap to Muir Woods | 7:43 | 6:44 | +0:59 |
| Muir Woods to Cardiac | 32:43 | 29:33 | +3:10 |
| Cardiac to White Gate | 19:23 | 17:30 | +1:53 |
| White Gate to The Stile | 9:28 | 7:29 | +1:59 |
| The Stile to Finish | 2:29 | 1:53 | +0:36 |
Δ negative = Nathan ran the segment faster.