Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAnne E Lansdown
#837 · 1:28:05 · F42 · Group P · DR
Wave start 8:42 AM (P-DR)
Athlete B
OfficialRichie Chavarria
#838 · 1:19:06 · M19 · Group Z · DR
Wave start 8:51 AM (Z-DR)
Interpretation
Anne (P-DR) started at 8:42 AM; Richie (Z-DR) started at 8:51 AM. That gave Anne a 9 minutes head start on Richie. On foot, Anne ran 1:28:05 and Richie ran 1:19:06 — Richie was 8:59 faster than Anne. Anne took official place 837th (time-based 868th) and Richie took official place 838th (time-based 621st). Anne's head start was enough to flip the official order even though Richie was faster on foot. Biggest swing: Richie gained 3:08 from Cardiac to White Gate.
Deltas
ComputedWave start
Anne E Lansdown (P-DR) started 9 min earlier than Richie (Z-DR).
- Overall place Δ
- -1
- Actual time Δ
- +8:59
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Anne earlier)
- Finish clock Δ
- -0:01
- Section place Δ
- -6
Δ = Anne − Richie. Negative means Anne is ahead/faster.
Race timeline
Computed- Anne (P-DR) started at 8:42 AM.
- Richie (Z-DR) started at 8:51 AM, 9:00 later.
- Actual running time: Richie was 8:59 faster on foot than Anne.
- Finish clock: Anne crossed the line 0:01 ahead of Richie — Anne wins this head-to-head.
Δ (A − B): actual +8:59 · finish clock -0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Anne | Richie | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:40 | 8:49 | +0:51 |
| Stairs to Windy Gap | 7:18 | 6:48 | +0:30 |
| Windy Gap to Muir Woods | 8:02 | 6:11 | +1:51 |
| Muir Woods to Cardiac | 31:07 | 31:36 | -0:29 |
| Cardiac to White Gate | 18:49 | 15:41 | +3:08 |
| White Gate to The Stile | 10:04 | 8:05 | +1:59 |
| The Stile to Finish | 3:05 | 1:56 | +1:09 |
Δ negative = Anne ran the segment faster.