Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJames MacLaggan
#863 · 1:25:57 · M12 · Group T · DR
Wave start 8:45 AM (T-DR)
Athlete B
OfficialSpencer A Fast
#860 · 1:27:53 · M57 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Interpretation
James (T-DR) started at 8:45 AM; Spencer (Q-DR) started at 8:43 AM. That gave Spencer a 2 minutes head start on James. On foot, James ran 1:25:57 and Spencer ran 1:27:53 — James was 1:56 faster than Spencer. James took official place 863rd (time-based 812th) and Spencer took official place 860th (time-based 861st). Spencer's head start was enough to flip the official order even though James was faster on foot. Biggest swing: Spencer gained 2:14 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Spencer A Fast (Q-DR) started 2 min earlier than James (T-DR).
- Overall place Δ
- +3
- Actual time Δ
- -1:56
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Spencer earlier)
- Finish clock Δ
- +0:04
- Section place Δ
- -27
Δ = James − Spencer. Negative means James is ahead/faster.
Race timeline
Computed- Spencer (Q-DR) started at 8:43 AM.
- James (T-DR) started at 8:45 AM, 2:00 later.
- Actual running time: James was 1:56 faster on foot than Spencer.
- Finish clock: Spencer crossed the line 0:04 ahead of James — Spencer wins this head-to-head.
Δ (A − B): actual -1:56 · finish clock +0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | James | Spencer | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:36 | 10:06 | -1:30 |
| Stairs to Windy Gap | 6:55 | 7:23 | -0:28 |
| Windy Gap to Muir Woods | 6:59 | 9:11 | -2:12 |
| Muir Woods to Cardiac | 32:50 | 30:36 | +2:14 |
| Cardiac to White Gate | 19:26 | 19:20 | +0:06 |
| White Gate to The Stile | 8:51 | 8:55 | -0:04 |
| The Stile to Finish | 2:20 | 2:22 | -0:02 |
Δ negative = James ran the segment faster.