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 F Reichmuth
#419 · 1:13:04 · M15 · Group W · INV
Wave start 8:21 AM (W-INV)
Comparison report
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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 (W-INV) started at 8:21 AM. That gave Sibley a 10 minutes head start on Thomas. On foot, Sibley ran 1:23:02 and Thomas ran 1:13:04 — Thomas was 9:58 faster than Sibley. Sibley took official place 418th (time-based 740th) and Thomas took official place 419th (time-based 426th). Sibley's head start was enough to flip the official order even though Thomas was faster on foot. Biggest swing: Thomas gained 2:33 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Sibley McMonsef (K-INV) started 10 min earlier than Thomas (W-INV).
- Overall place Δ
- -1
- Actual time Δ
- +9:58
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 10 min (Sibley earlier)
- Finish clock Δ
- -0:02
- Section place Δ
- -17
Δ = Sibley − Thomas. Negative means Sibley is ahead/faster.
Race timeline
Computed- Sibley (K-INV) started at 8:11 AM.
- Thomas (W-INV) started at 8:21 AM, 10:00 later.
- Actual running time: Thomas was 9:58 faster on foot than Sibley.
- Finish clock: Sibley crossed the line 0:02 ahead of Thomas — Sibley wins this head-to-head.
Δ (A − B): actual +9:58 · finish clock -0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sibley | Thomas | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:01 | 7:49 | +1:12 |
| Stairs to Windy Gap | 7:40 | 6:13 | +1:27 |
| Windy Gap to Muir Woods | 6:57 | 5:17 | +1:40 |
| Muir Woods to Cardiac | 32:40 | 30:07 | +2:33 |
| Cardiac to White Gate | 16:10 | 14:16 | +1:54 |
| White Gate to The Stile | 8:09 | 7:10 | +0:59 |
| The Stile to Finish | 2:25 | 2:12 | +0:13 |
Δ negative = Sibley ran the segment faster.