Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMarshall Roslyn
#832 · 1:21:58 · M46 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialAnne E Lansdown
#837 · 1:28:05 · F42 · Group P · DR
Wave start 8:42 AM (P-DR)
Interpretation
Marshall (W-DR) started at 8:48 AM; Anne (P-DR) started at 8:42 AM. That gave Anne a 6 minutes head start on Marshall. On foot, Marshall ran 1:21:58 and Anne ran 1:28:05 — Marshall was 6:07 faster than Anne. Marshall took official place 832nd (time-based 706th) and Anne took official place 837th (time-based 868th). Marshall was faster on foot and finished ahead on the official clock too. Biggest swing: Marshall gained 2:24 from White Gate to The Stile.
Deltas
ComputedWave start
Anne E Lansdown (P-DR) started 6 min earlier than Marshall (W-DR).
- Overall place Δ
- -5
- Actual time Δ
- -6:07
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (Anne earlier)
- Finish clock Δ
- -0:07
- Section place Δ
- -7
Δ = Marshall − Anne. Negative means Marshall is ahead/faster.
Race timeline
Computed- Anne (P-DR) started at 8:42 AM.
- Marshall (W-DR) started at 8:48 AM, 6:00 later.
- Actual running time: Marshall was 6:07 faster on foot than Anne.
- Finish clock: Marshall crossed the line 0:07 ahead of Anne — Marshall wins this head-to-head.
Δ (A − B): actual -6:07 · finish clock -0:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Marshall | Anne | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:52 | 9:40 | -0:48 |
| Stairs to Windy Gap | 7:23 | 7:18 | +0:05 |
| Windy Gap to Muir Woods | 6:56 | 8:02 | -1:06 |
| Muir Woods to Cardiac | 32:33 | 31:07 | +1:26 |
| Cardiac to White Gate | 16:27 | 18:49 | -2:22 |
| White Gate to The Stile | 7:40 | 10:04 | -2:24 |
| The Stile to Finish | 2:07 | 3:05 | -0:58 |
Δ negative = Marshall ran the segment faster.