Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSamir A Shah
#830 · 1:23:54 · M52 · Group U · DR
Wave start 8:46 AM (U-DR)
Athlete B
OfficialSam Booth
#827 · 1:21:46 · M45 · Group W · DR
Wave start 8:48 AM (W-DR)
Interpretation
Samir (U-DR) started at 8:46 AM; Sam (W-DR) started at 8:48 AM. That gave Samir a 2 minutes head start on Sam. On foot, Samir ran 1:23:54 and Sam ran 1:21:46 — Sam was 2:08 faster than Samir. Samir took official place 830th (time-based 765th) and Sam took official place 827th (time-based 701st). 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 = Samir − Sam. Negative means Samir 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 | Samir | Sam | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:09 | 9:02 | +1:07 |
| Stairs to Windy Gap | 8:16 | 6:36 | +1:40 |
| Windy Gap to Muir Woods | 6:05 | 6:57 | -0:52 |
| Muir Woods to Cardiac | 34:11 | 32:27 | +1:44 |
| Cardiac to White Gate | 15:18 | 16:39 | -1:21 |
| White Gate to The Stile | 7:44 | 8:00 | -0:16 |
| The Stile to Finish | 2:11 | 2:05 | +0:06 |
Δ negative = Samir ran the segment faster.