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
OfficialJC Longbottom
#818 · 1:19:34 · M40 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Interpretation
Mattias (Q-DR) started at 8:43 AM; JC (Y-DR) started at 8:50 AM. That gave Mattias a 7 minutes head start on JC. On foot, Mattias ran 1:26:19 and JC ran 1:19:34 — JC was 6:45 faster than Mattias. Mattias took official place 813th (time-based 820th) and JC took official place 818th (time-based 637th). Mattias's head start was enough to flip the official order even though JC was faster on foot. Biggest swing: JC gained 3:07 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mattias A De la Rosa (Q-DR) started 7 min earlier than JC (Y-DR).
- Overall place Δ
- -5
- Actual time Δ
- +6:45
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Mattias earlier)
- Finish clock Δ
- -0:15
- Section place Δ
- -15
Δ = Mattias − JC. Negative means Mattias is ahead/faster.
Race timeline
Computed- Mattias (Q-DR) started at 8:43 AM.
- JC (Y-DR) started at 8:50 AM, 7:00 later.
- Actual running time: JC was 6:45 faster on foot than Mattias.
- Finish clock: Mattias crossed the line 0:15 ahead of JC — Mattias wins this head-to-head.
Δ (A − B): actual +6:45 · finish clock -0:15.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mattias | JC | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:54 | 9:28 | +1:26 |
| Stairs to Windy Gap | 8:04 | 6:35 | +1:29 |
| Windy Gap to Muir Woods | 6:12 | 6:15 | -0:03 |
| Muir Woods to Cardiac | 34:17 | 31:10 | +3:07 |
| Cardiac to White Gate | 16:51 | 15:57 | +0:54 |
| White Gate to The Stile | 7:55 | 7:56 | -0:01 |
| The Stile to Finish | 2:06 | 2:13 | -0:07 |
Δ negative = Mattias ran the segment faster.