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 W Marks
#861 · 1:18:55 · M24 · Group SCR · DR
Wave start 8:52 AM (SCR-DR)
Athlete B
OfficialHeather Pedersen
#866 · 1:36:03 · F56 · Group G · DR
Wave start 8:35 AM (G-DR)
Interpretation
Mason (SCR-DR) started at 8:52 AM; Heather (G-DR) started at 8:35 AM. That gave Heather a 17 minutes head start on Mason. On foot, Mason ran 1:18:55 and Heather ran 1:36:03 — Mason was 17:08 faster than Heather. Mason took official place 861st (time-based 611th) and Heather took official place 866th (time-based 1032nd). Mason was faster on foot and finished ahead on the official clock too. Biggest swing: Mason gained 4:20 from Cardiac to White Gate.
Deltas
ComputedWave start
Heather Pedersen (G-DR) started 17 min earlier than Mason (SCR-DR).
- Overall place Δ
- -5
- Actual time Δ
- -17:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 17 min (Heather earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- +8
Δ = Mason − Heather. Negative means Mason is ahead/faster.
Race timeline
Computed- Heather (G-DR) started at 8:35 AM.
- Mason (SCR-DR) started at 8:52 AM, 17:00 later.
- Actual running time: Mason was 17:08 faster on foot than Heather.
- Finish clock: Mason crossed the line 0:08 ahead of Heather — Mason wins this head-to-head.
Δ (A − B): actual -17:08 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mason | Heather | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:28 | 11:50 | -3:22 |
| Stairs to Windy Gap | 7:48 | 8:16 | -0:28 |
| Windy Gap to Muir Woods | 6:02 | 9:00 | -2:58 |
| Muir Woods to Cardiac | 31:24 | 35:26 | -4:02 |
| Cardiac to White Gate | 15:35 | 19:55 | -4:20 |
| White Gate to The Stile | 7:37 | 9:11 | -1:34 |
| The Stile to Finish | 2:01 | 2:25 | -0:24 |
Δ negative = Mason ran the segment faster.