Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialLisa A Barringer
#834 · 1:32:59 · F54 · Group J · DR
Wave start 8:37 AM (J-DR)
Athlete B
OfficialSamir A Shah
#830 · 1:23:54 · M52 · Group U · DR
Wave start 8:46 AM (U-DR)
Interpretation
Lisa (J-DR) started at 8:37 AM; Samir (U-DR) started at 8:46 AM. That gave Lisa a 9 minutes head start on Samir. On foot, Lisa ran 1:32:59 and Samir ran 1:23:54 — Samir was 9:05 faster than Lisa. Lisa took official place 834th (time-based 964th) and Samir took official place 830th (time-based 765th). Samir was faster on foot and finished ahead on the official clock too. Biggest swing: Samir gained 3:56 from Cardiac to White Gate.
Deltas
ComputedWave start
Lisa A Barringer (J-DR) started 9 min earlier than Samir (U-DR).
- Overall place Δ
- +4
- Actual time Δ
- +9:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Lisa earlier)
- Finish clock Δ
- +0:05
- Section place Δ
- -19
Δ = Lisa − Samir. Negative means Lisa is ahead/faster.
Race timeline
Computed- Lisa (J-DR) started at 8:37 AM.
- Samir (U-DR) started at 8:46 AM, 9:00 later.
- Actual running time: Samir was 9:05 faster on foot than Lisa.
- Finish clock: Samir crossed the line 0:05 ahead of Lisa — Samir wins this head-to-head.
Δ (A − B): actual +9:05 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Lisa | Samir | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:32 | 10:09 | +0:23 |
| Stairs to Windy Gap | 8:27 | 8:16 | +0:11 |
| Windy Gap to Muir Woods | 7:35 | 6:05 | +1:30 |
| Muir Woods to Cardiac | 35:25 | 34:11 | +1:14 |
| Cardiac to White Gate | 19:14 | 15:18 | +3:56 |
| White Gate to The Stile | 9:25 | 7:44 | +1:41 |
| The Stile to Finish | 2:21 | 2:11 | +0:10 |
Δ negative = Lisa ran the segment faster.