Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMattias A De la Rosa
#813 · 1:26:19 · M11 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialThomas G Sprankling
#812 · 1:19:14 · M40 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Interpretation
Mattias (Q-DR) started at 8:43 AM; Thomas (Y-DR) started at 8:50 AM. That gave Mattias a 7 minutes head start on Thomas. On foot, Mattias ran 1:26:19 and Thomas ran 1:19:14 — Thomas was 7:05 faster than Mattias. Mattias took official place 813th (time-based 820th) and Thomas took official place 812th (time-based 624th). Thomas was faster on foot and finished ahead on the official clock too. Biggest swing: Thomas gained 5:29 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mattias A De la Rosa (Q-DR) started 7 min earlier than Thomas (Y-DR).
- Overall place Δ
- +1
- Actual time Δ
- +7:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Mattias earlier)
- Finish clock Δ
- +0:05
- Section place Δ
- -12
Δ = Mattias − Thomas. Negative means Mattias is ahead/faster.
Race timeline
Computed- Mattias (Q-DR) started at 8:43 AM.
- Thomas (Y-DR) started at 8:50 AM, 7:00 later.
- Actual running time: Thomas was 7:05 faster on foot than Mattias.
- Finish clock: Thomas crossed the line 0:05 ahead of Mattias — Thomas wins this head-to-head.
Δ (A − B): actual +7:05 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mattias | Thomas | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:54 | 8:59 | +1:55 |
| Stairs to Windy Gap | 8:04 | 6:33 | +1:31 |
| Windy Gap to Muir Woods | 6:12 | 7:15 | -1:03 |
| Muir Woods to Cardiac | 34:17 | 28:48 | +5:29 |
| Cardiac to White Gate | 16:51 | 17:29 | -0:38 |
| White Gate to The Stile | 7:55 | 8:05 | -0:10 |
| The Stile to Finish | 2:06 | 2:05 | +0:01 |
Δ negative = Mattias ran the segment faster.