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
OfficialMattias A De la Rosa
#813 · 1:26:19 · M11 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Interpretation
Nathan (N-DR) started at 8:41 AM; Mattias (Q-DR) started at 8:43 AM. That gave Nathan a 2 minutes head start on Mattias. On foot, Nathan ran 1:28:05 and Mattias ran 1:26:19 — Mattias was 1:46 faster than Nathan. Nathan took official place 809th (time-based 867th) and Mattias took official place 813th (time-based 820th). Nathan's head start was enough to flip the official order even though Mattias was faster on foot. Biggest swing: Mattias gained 2:32 from Cardiac to White Gate.
Deltas
ComputedWave start
Nathan R van Hoff (N-DR) started 2 min earlier than Mattias (Q-DR).
- Overall place Δ
- -4
- Actual time Δ
- +1:46
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Nathan earlier)
- Finish clock Δ
- -0:14
- Section place Δ
- -18
Δ = Nathan − Mattias. Negative means Nathan is ahead/faster.
Race timeline
Computed- Nathan (N-DR) started at 8:41 AM.
- Mattias (Q-DR) started at 8:43 AM, 2:00 later.
- Actual running time: Mattias was 1:46 faster on foot than Nathan.
- Finish clock: Nathan crossed the line 0:14 ahead of Mattias — Nathan wins this head-to-head.
Δ (A − B): actual +1:46 · finish clock -0:14.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Nathan | Mattias | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:18 | 10:54 | -1:36 |
| Stairs to Windy Gap | 7:01 | 8:04 | -1:03 |
| Windy Gap to Muir Woods | 7:43 | 6:12 | +1:31 |
| Muir Woods to Cardiac | 32:43 | 34:17 | -1:34 |
| Cardiac to White Gate | 19:23 | 16:51 | +2:32 |
| White Gate to The Stile | 9:28 | 7:55 | +1:33 |
| The Stile to Finish | 2:29 | 2:06 | +0:23 |
Δ negative = Nathan ran the segment faster.