Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMason O Joe
#969 · 1:34:28 · M10 · Group N · DR
Wave start 8:41 AM (N-DR)
Athlete B
OfficialHeidi Stubler
#966 · 1:32:26 · F38 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Interpretation
Mason (N-DR) started at 8:41 AM; Heidi (Q-DR) started at 8:43 AM. That gave Mason a 2 minutes head start on Heidi. On foot, Mason ran 1:34:28 and Heidi ran 1:32:26 — Heidi was 2:02 faster than Mason. Mason took official place 969th (time-based 997th) and Heidi took official place 966th (time-based 952nd). Heidi was faster on foot and finished ahead on the official clock too. Biggest swing: Heidi gained 2:02 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mason O Joe (N-DR) started 2 min earlier than Heidi (Q-DR).
- Overall place Δ
- +3
- Actual time Δ
- +2:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Mason earlier)
- Finish clock Δ
- +0:02
- Section place Δ
- -28
Δ = Mason − Heidi. Negative means Mason is ahead/faster.
Race timeline
Computed- Mason (N-DR) started at 8:41 AM.
- Heidi (Q-DR) started at 8:43 AM, 2:00 later.
- Actual running time: Heidi was 2:02 faster on foot than Mason.
- Finish clock: Heidi crossed the line 0:02 ahead of Mason — Heidi wins this head-to-head.
Δ (A − B): actual +2:02 · finish clock +0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mason | Heidi | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:11 | 9:54 | -0:43 |
| Stairs to Windy Gap | 7:13 | 7:34 | -0:21 |
| Windy Gap to Muir Woods | 8:23 | 8:01 | +0:22 |
| Muir Woods to Cardiac | 35:10 | 33:08 | +2:02 |
| Cardiac to White Gate | 21:30 | 20:39 | +0:51 |
| White Gate to The Stile | 10:35 | 10:09 | +0:26 |
| The Stile to Finish | 2:26 | 3:01 | -0:35 |
Δ negative = Mason ran the segment faster.