Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialChristopher Londraville-Collins
#1210 · 1:40:52 · M46 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialAlston D Spady
#1211 · 1:50:05 · M9 · Group L · DR
Wave start 8:39 AM (L-DR)
Interpretation
Christopher (W-DR) started at 8:48 AM; Alston (L-DR) started at 8:39 AM. That gave Alston a 9 minutes head start on Christopher. On foot, Christopher ran 1:40:52 and Alston ran 1:50:05 — Christopher was 9:13 faster than Alston. Christopher took official place 1210th (time-based 1109th) and Alston took official place 1211th (time-based 1227th). Christopher was faster on foot and finished ahead on the official clock too. Biggest swing: Christopher gained 2:00 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Alston D Spady (L-DR) started 9 min earlier than Christopher (W-DR).
- Overall place Δ
- -1
- Actual time Δ
- -9:13
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Alston earlier)
- Finish clock Δ
- -0:13
- Section place Δ
- +7
Δ = Christopher − Alston. Negative means Christopher is ahead/faster.
Race timeline
Computed- Alston (L-DR) started at 8:39 AM.
- Christopher (W-DR) started at 8:48 AM, 9:00 later.
- Actual running time: Christopher was 9:13 faster on foot than Alston.
- Finish clock: Christopher crossed the line 0:13 ahead of Alston — Christopher wins this head-to-head.
Δ (A − B): actual -9:13 · finish clock -0:13.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Christopher | Alston | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:05 | 15:08 | -4:03 |
| Stairs to Windy Gap | 8:43 | 9:40 | -0:57 |
| Windy Gap to Muir Woods | 7:54 | 9:54 | -2:00 |
| Muir Woods to Cardiac | 38:49 | 40:08 | -1:19 |
| Cardiac to White Gate | 20:57 | 21:51 | -0:54 |
| White Gate to The Stile | 10:39 | 10:37 | +0:02 |
| The Stile to Finish | 2:45 | 2:47 | -0:02 |
Δ negative = Christopher ran the segment faster.