Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRichie Chavarria
#838 · 1:19:06 · M19 · Group Z · DR
Wave start 8:51 AM (Z-DR)
Athlete B
OfficialHeather S Clark
#842 · 1:31:26 · F51 · Group L · DR
Wave start 8:39 AM (L-DR)
Interpretation
Richie (Z-DR) started at 8:51 AM; Heather (L-DR) started at 8:39 AM. That gave Heather a 12 minutes head start on Richie. On foot, Richie ran 1:19:06 and Heather ran 1:31:26 — Richie was 12:20 faster than Heather. Richie took official place 838th (time-based 621st) and Heather took official place 842nd (time-based 934th). Richie was faster on foot and finished ahead on the official clock too. Biggest swing: Richie gained 3:49 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Heather S Clark (L-DR) started 12 min earlier than Richie (Z-DR).
- Overall place Δ
- -4
- Actual time Δ
- -12:20
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 12 min (Heather earlier)
- Finish clock Δ
- -0:20
- Section place Δ
- +20
Δ = Richie − Heather. Negative means Richie is ahead/faster.
Race timeline
Computed- Heather (L-DR) started at 8:39 AM.
- Richie (Z-DR) started at 8:51 AM, 12:00 later.
- Actual running time: Richie was 12:20 faster on foot than Heather.
- Finish clock: Richie crossed the line 0:20 ahead of Heather — Richie wins this head-to-head.
Δ (A − B): actual -12:20 · finish clock -0:20.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Richie | Heather | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:49 | 11:19 | -2:30 |
| Stairs to Windy Gap | 6:48 | 8:38 | -1:50 |
| Windy Gap to Muir Woods | 6:11 | 7:30 | -1:19 |
| Muir Woods to Cardiac | 31:36 | 35:25 | -3:49 |
| Cardiac to White Gate | 15:41 | 17:35 | -1:54 |
| White Gate to The Stile | 8:05 | 8:39 | -0:34 |
| The Stile to Finish | 1:56 | 2:20 | -0:24 |
Δ negative = Richie ran the segment faster.