Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialThomas G Sprankling
#812 · 1:19:14 · M40 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialMattias A De la Rosa
#813 · 1:26:19 · M11 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Interpretation
Thomas (Y-DR) started at 8:50 AM; Mattias (Q-DR) started at 8:43 AM. That gave Mattias a 7 minutes head start on Thomas. On foot, Thomas ran 1:19:14 and Mattias ran 1:26:19 — Thomas was 7:05 faster than Mattias. Thomas took official place 812th (time-based 624th) and Mattias took official place 813th (time-based 820th). 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 = Thomas − Mattias. Negative means Thomas 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 | Thomas | Mattias | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:59 | 10:54 | -1:55 |
| Stairs to Windy Gap | 6:33 | 8:04 | -1:31 |
| Windy Gap to Muir Woods | 7:15 | 6:12 | +1:03 |
| Muir Woods to Cardiac | 28:48 | 34:17 | -5:29 |
| Cardiac to White Gate | 17:29 | 16:51 | +0:38 |
| White Gate to The Stile | 8:05 | 7:55 | +0:10 |
| The Stile to Finish | 2:05 | 2:06 | -0:01 |
Δ negative = Thomas ran the segment faster.