Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialElizabeth M Davis
#687 · 1:24:13 · F51 · Group L · DR
Wave start 8:39 AM (L-DR)
Athlete B
OfficialMichael Ludlam
#682 · 1:16:58 · M50 · Group U · DR
Wave start 8:46 AM (U-DR)
Interpretation
Elizabeth (L-DR) started at 8:39 AM; Michael (U-DR) started at 8:46 AM. That gave Elizabeth a 7 minutes head start on Michael. On foot, Elizabeth ran 1:24:13 and Michael ran 1:16:58 — Michael was 7:15 faster than Elizabeth. Elizabeth took official place 687th (time-based 777th) and Michael took official place 682nd (time-based 552nd). Michael was faster on foot and finished ahead on the official clock too. Biggest swing: Michael gained 2:19 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Elizabeth M Davis (L-DR) started 7 min earlier than Michael (U-DR).
- Overall place Δ
- +5
- Actual time Δ
- +7:15
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Elizabeth earlier)
- Finish clock Δ
- +0:15
- Section place Δ
- -8
Δ = Elizabeth − Michael. Negative means Elizabeth is ahead/faster.
Race timeline
Computed- Elizabeth (L-DR) started at 8:39 AM.
- Michael (U-DR) started at 8:46 AM, 7:00 later.
- Actual running time: Michael was 7:15 faster on foot than Elizabeth.
- Finish clock: Michael crossed the line 0:15 ahead of Elizabeth — Michael wins this head-to-head.
Δ (A − B): actual +7:15 · finish clock +0:15.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Elizabeth | Michael | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:47 | 9:40 | +0:07 |
| Stairs to Windy Gap | 7:48 | 7:07 | +0:41 |
| Windy Gap to Muir Woods | 6:49 | 5:54 | +0:55 |
| Muir Woods to Cardiac | 32:33 | 30:14 | +2:19 |
| Cardiac to White Gate | 16:56 | 14:43 | +2:13 |
| White Gate to The Stile | 8:02 | 7:16 | +0:46 |
| The Stile to Finish | 2:18 | 2:04 | +0:14 |
Δ negative = Elizabeth ran the segment faster.