Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSonia Collins
#1251 · 1:53:21 · F45 · Group M · DR
Wave start 8:40 AM (M-DR)
Athlete B
OfficialThomas Tunny
#1249 · 1:51:12 · M58 · Group P · DR
Wave start 8:42 AM (P-DR)
Interpretation
Sonia (M-DR) started at 8:40 AM; Thomas (P-DR) started at 8:42 AM. That gave Sonia a 2 minutes head start on Thomas. On foot, Sonia ran 1:53:21 and Thomas ran 1:51:12 — Thomas was 2:09 faster than Sonia. Sonia took official place 1251st (time-based 1251st) and Thomas took official place 1249th (time-based 1237th). Thomas was faster on foot and finished ahead on the official clock too. Biggest swing: Thomas gained 2:00 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Sonia Collins (M-DR) started 2 min earlier than Thomas (P-DR).
- Overall place Δ
- +2
- Actual time Δ
- +2:09
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Sonia earlier)
- Finish clock Δ
- +0:09
- Section place Δ
- -7
Δ = Sonia − Thomas. Negative means Sonia is ahead/faster.
Race timeline
Computed- Sonia (M-DR) started at 8:40 AM.
- Thomas (P-DR) started at 8:42 AM, 2:00 later.
- Actual running time: Thomas was 2:09 faster on foot than Sonia.
- Finish clock: Thomas crossed the line 0:09 ahead of Sonia — Thomas wins this head-to-head.
Δ (A − B): actual +2:09 · finish clock +0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sonia | Thomas | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:36 | 12:16 | -0:40 |
| Stairs to Windy Gap | 10:07 | 9:05 | +1:02 |
| Windy Gap to Muir Woods | 9:43 | 7:43 | +2:00 |
| Muir Woods to Cardiac | 41:45 | 42:43 | -0:58 |
| Cardiac to White Gate | 25:15 | 24:08 | +1:07 |
| White Gate to The Stile | 12:08 | 12:10 | -0:02 |
| The Stile to Finish | 2:47 | 3:07 | -0:20 |
Δ negative = Sonia ran the segment faster.