Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSam Booth
#827 · 1:21:46 · M45 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialSamir A Shah
#830 · 1:23:54 · M52 · Group U · DR
Wave start 8:46 AM (U-DR)
Interpretation
Sam (W-DR) started at 8:48 AM; Samir (U-DR) started at 8:46 AM. That gave Samir a 2 minutes head start on Sam. On foot, Sam ran 1:21:46 and Samir ran 1:23:54 — Sam was 2:08 faster than Samir. Sam took official place 827th (time-based 701st) and Samir took official place 830th (time-based 765th). Sam was faster on foot and finished ahead on the official clock too. Biggest swing: Sam gained 1:44 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Samir A Shah (U-DR) started 2 min earlier than Sam (W-DR).
- Overall place Δ
- -3
- Actual time Δ
- -2:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Samir earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- -9
Δ = Sam − Samir. Negative means Sam is ahead/faster.
Race timeline
Computed- Samir (U-DR) started at 8:46 AM.
- Sam (W-DR) started at 8:48 AM, 2:00 later.
- Actual running time: Sam was 2:08 faster on foot than Samir.
- Finish clock: Sam crossed the line 0:08 ahead of Samir — Sam wins this head-to-head.
Δ (A − B): actual -2:08 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sam | Samir | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:02 | 10:09 | -1:07 |
| Stairs to Windy Gap | 6:36 | 8:16 | -1:40 |
| Windy Gap to Muir Woods | 6:57 | 6:05 | +0:52 |
| Muir Woods to Cardiac | 32:27 | 34:11 | -1:44 |
| Cardiac to White Gate | 16:39 | 15:18 | +1:21 |
| White Gate to The Stile | 8:00 | 7:44 | +0:16 |
| The Stile to Finish | 2:05 | 2:11 | -0:06 |
Δ negative = Sam ran the segment faster.