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
OfficialMarshall Roslyn
#832 · 1:21:58 · M46 · Group W · DR
Wave start 8:48 AM (W-DR)
Interpretation
Samir (U-DR) started at 8:46 AM; Marshall (W-DR) started at 8:48 AM. That gave Samir a 2 minutes head start on Marshall. On foot, Samir ran 1:23:54 and Marshall ran 1:21:58 — Marshall was 1:56 faster than Samir. Samir took official place 830th (time-based 765th) and Marshall took official place 832nd (time-based 706th). Samir's head start was enough to flip the official order even though Marshall was faster on foot. Biggest swing: Marshall gained 1:38 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Samir A Shah (U-DR) started 2 min earlier than Marshall (W-DR).
- Overall place Δ
- -2
- Actual time Δ
- +1:56
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Samir earlier)
- Finish clock Δ
- -0:04
- Section place Δ
- +6
Δ = Samir − Marshall. Negative means Samir is ahead/faster.
Race timeline
Computed- Samir (U-DR) started at 8:46 AM.
- Marshall (W-DR) started at 8:48 AM, 2:00 later.
- Actual running time: Marshall was 1:56 faster on foot than Samir.
- Finish clock: Samir crossed the line 0:04 ahead of Marshall — Samir wins this head-to-head.
Δ (A − B): actual +1:56 · finish clock -0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Samir | Marshall | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:09 | 8:52 | +1:17 |
| Stairs to Windy Gap | 8:16 | 7:23 | +0:53 |
| Windy Gap to Muir Woods | 6:05 | 6:56 | -0:51 |
| Muir Woods to Cardiac | 34:11 | 32:33 | +1:38 |
| Cardiac to White Gate | 15:18 | 16:27 | -1:09 |
| White Gate to The Stile | 7:44 | 7:40 | +0:04 |
| The Stile to Finish | 2:11 | 2:07 | +0:04 |
Δ negative = Samir ran the segment faster.