Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSibley McMonsef
#418 · 1:23:02 · F11 · Group K · INV
Wave start 8:11 AM (K-INV)
Athlete B
OfficialThomas B Pryor
#416 · 1:18:59 · M59 · Group P · INV
Wave start 8:15 AM (P-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
Sibley (K-INV) started at 8:11 AM; Thomas (P-INV) started at 8:15 AM. That gave Sibley a 4 minutes head start on Thomas. On foot, Sibley ran 1:23:02 and Thomas ran 1:18:59 — Thomas was 4:03 faster than Sibley. Sibley took official place 418th (time-based 740th) and Thomas took official place 416th (time-based 613th). Thomas was faster on foot and finished ahead on the official clock too. Biggest swing: Thomas gained 4:40 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Sibley McMonsef (K-INV) started 4 min earlier than Thomas (P-INV).
- Overall place Δ
- +2
- Actual time Δ
- +4:03
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Sibley earlier)
- Finish clock Δ
- +0:03
- Section place Δ
- -20
Δ = Sibley − Thomas. Negative means Sibley is ahead/faster.
Race timeline
Computed- Sibley (K-INV) started at 8:11 AM.
- Thomas (P-INV) started at 8:15 AM, 4:00 later.
- Actual running time: Thomas was 4:03 faster on foot than Sibley.
- Finish clock: Thomas crossed the line 0:03 ahead of Sibley — Thomas wins this head-to-head.
Δ (A − B): actual +4:03 · finish clock +0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sibley | Thomas | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:01 | 8:43 | +0:18 |
| Stairs to Windy Gap | 7:40 | 7:00 | +0:40 |
| Windy Gap to Muir Woods | 6:57 | 7:41 | -0:44 |
| Muir Woods to Cardiac | 32:40 | 28:00 | +4:40 |
| Cardiac to White Gate | 16:10 | 17:04 | -0:54 |
| White Gate to The Stile | 8:09 | 8:17 | -0:08 |
| The Stile to Finish | 2:25 | 2:14 | +0:11 |
Δ negative = Sibley ran the segment faster.