Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialHal Brigham
#899 · 1:22:28 · M39 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialSasha Plichta
#898 · 1:20:25 · M24 · Group SCR · DR
Wave start 8:52 AM (SCR-DR)
Interpretation
Hal (Y-DR) started at 8:50 AM; Sasha (SCR-DR) started at 8:52 AM. That gave Hal a 2 minutes head start on Sasha. On foot, Hal ran 1:22:28 and Sasha ran 1:20:25 — Sasha was 2:03 faster than Hal. Hal took official place 899th (time-based 718th) and Sasha took official place 898th (time-based 660th). Sasha was faster on foot and finished ahead on the official clock too. Biggest swing: Sasha gained 2:25 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Hal Brigham (Y-DR) started 2 min earlier than Sasha (SCR-DR).
- Overall place Δ
- +1
- Actual time Δ
- +2:03
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Hal earlier)
- Finish clock Δ
- +0:03
- Section place Δ
- +44
Δ = Hal − Sasha. Negative means Hal is ahead/faster.
Race timeline
Computed- Hal (Y-DR) started at 8:50 AM.
- Sasha (SCR-DR) started at 8:52 AM, 2:00 later.
- Actual running time: Sasha was 2:03 faster on foot than Hal.
- Finish clock: Sasha crossed the line 0:03 ahead of Hal — Sasha wins this head-to-head.
Δ (A − B): actual +2:03 · finish clock +0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Hal | Sasha | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:57 | 9:00 | -0:03 |
| Stairs to Windy Gap | 6:42 | 7:17 | -0:35 |
| Windy Gap to Muir Woods | 6:37 | 6:31 | +0:06 |
| Muir Woods to Cardiac | 33:19 | 30:54 | +2:25 |
| Cardiac to White Gate | 16:16 | 16:13 | +0:03 |
| White Gate to The Stile | 8:23 | 8:15 | +0:08 |
| The Stile to Finish | 2:14 | 2:15 | -0:01 |
Δ negative = Hal ran the segment faster.