Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTracy A Urquhart
#1315 · 2:05:03 · F49 · Group L · DR
Wave start 8:39 AM (L-DR)
Athlete B
OfficialLaura McDonald
#1319 · 2:08:38 · F53 · Group J · DR
Wave start 8:37 AM (J-DR)
Interpretation
Tracy (L-DR) started at 8:39 AM; Laura (J-DR) started at 8:37 AM. That gave Laura a 2 minutes head start on Tracy. On foot, Tracy ran 2:05:03 and Laura ran 2:08:38 — Tracy was 3:35 faster than Laura. Tracy took official place 1315th (time-based 1310th) and Laura took official place 1319th (time-based 1327th). Tracy was faster on foot and finished ahead on the official clock too. Biggest swing: Tracy gained 5:32 from Cardiac to White Gate.
Deltas
ComputedWave start
Laura McDonald (J-DR) started 2 min earlier than Tracy (L-DR).
- Overall place Δ
- -4
- Actual time Δ
- -3:35
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Laura earlier)
- Finish clock Δ
- -1:35
- Section place Δ
- +24
Δ = Tracy − Laura. Negative means Tracy is ahead/faster.
Race timeline
Computed- Laura (J-DR) started at 8:37 AM.
- Tracy (L-DR) started at 8:39 AM, 2:00 later.
- Actual running time: Tracy was 3:35 faster on foot than Laura.
- Finish clock: Tracy crossed the line 1:35 ahead of Laura — Tracy wins this head-to-head.
Δ (A − B): actual -3:35 · finish clock -1:35.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Tracy | Laura | Δ |
|---|---|---|---|
| Start to Top of Stairs | 14:11 | 14:14 | -0:03 |
| Stairs to Windy Gap | 11:57 | 11:01 | +0:56 |
| Windy Gap to Muir Woods | 11:05 | 11:42 | -0:37 |
| Muir Woods to Cardiac | 46:06 | 42:11 | +3:55 |
| Cardiac to White Gate | 25:13 | 30:45 | -5:32 |
| White Gate to The Stile | 13:06 | 15:15 | -2:09 |
| The Stile to Finish | 3:25 | 3:30 | -0:05 |
Δ negative = Tracy ran the segment faster.