Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialBill R Bushnell
#140 · 1:11:39 · M61 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialLiem N Vuong
#145 · 1:02:50 · M42 · Group X · INV
Wave start 8:22 AM (X-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Bill (M-INV) started at 8:13 AM; Liem (X-INV) started at 8:22 AM. That gave Bill a 9 minutes head start on Liem. On foot, Bill ran 1:11:39 and Liem ran 1:02:50 — Liem was 8:49 faster than Bill. Bill took official place 140th (time-based 376th) and Liem took official place 145th (time-based 131st). Bill's head start was enough to flip the official order even though Liem was faster on foot. Biggest swing: Liem gained 2:54 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Bill R Bushnell (M-INV) started 9 min earlier than Liem (X-INV).
- Overall place Δ
- -5
- Actual time Δ
- +8:49
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Bill earlier)
- Finish clock Δ
- -0:11
- Section place Δ
- -4
Δ = Bill − Liem. Negative means Bill is ahead/faster.
Race timeline
Computed- Bill (M-INV) started at 8:13 AM.
- Liem (X-INV) started at 8:22 AM, 9:00 later.
- Actual running time: Liem was 8:49 faster on foot than Bill.
- Finish clock: Bill crossed the line 0:11 ahead of Liem — Bill wins this head-to-head.
Δ (A − B): actual +8:49 · finish clock -0:11.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Bill | Liem | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:44 | 7:26 | +1:18 |
| Stairs to Windy Gap | 5:50 | 5:35 | +0:15 |
| Windy Gap to Muir Woods | 6:20 | 5:08 | +1:12 |
| Muir Woods to Cardiac | 26:42 | 23:48 | +2:54 |
| Cardiac to White Gate | 14:48 | 12:50 | +1:58 |
| White Gate to The Stile | 7:10 | 6:18 | +0:52 |
| The Stile to Finish | 2:05 | 1:45 | +0:20 |
Δ negative = Bill ran the segment faster.