Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJacob Mandel
#48 · 54:40 · M23 · Group SCR · INV
Wave start 8:25 AM (SCR-INV)
Athlete B
OfficialLucas B Ruark
#46 · 56:30 · M17 · Group Y · INV
Wave start 8:23 AM (Y-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
Jacob (SCR-INV) started at 8:25 AM; Lucas (Y-INV) started at 8:23 AM. That gave Lucas a 2 minutes head start on Jacob. On foot, Jacob ran 54:40 and Lucas ran 56:30 — Jacob was 1:50 faster than Lucas. Jacob took official place 48th (time-based 17th) and Lucas took official place 46th (time-based 24th). Lucas's head start was enough to flip the official order even though Jacob was faster on foot. Biggest swing: Jacob gained 1:04 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Lucas B Ruark (Y-INV) started 2 min earlier than Jacob (SCR-INV).
- Overall place Δ
- +2
- Actual time Δ
- -1:50
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Lucas earlier)
- Finish clock Δ
- +0:10
- Section place Δ
- -5
Δ = Jacob − Lucas. Negative means Jacob is ahead/faster.
Race timeline
Computed- Lucas (Y-INV) started at 8:23 AM.
- Jacob (SCR-INV) started at 8:25 AM, 2:00 later.
- Actual running time: Jacob was 1:50 faster on foot than Lucas.
- Finish clock: Lucas crossed the line 0:10 ahead of Jacob — Lucas wins this head-to-head.
Δ (A − B): actual -1:50 · finish clock +0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jacob | Lucas | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:30 | 6:15 | +0:15 |
| Stairs to Windy Gap | 4:39 | 4:45 | -0:06 |
| Windy Gap to Muir Woods | 4:41 | 4:57 | -0:16 |
| Muir Woods to Cardiac | 21:07 | 22:11 | -1:04 |
| Cardiac to White Gate | 10:40 | 11:21 | -0:41 |
| White Gate to The Stile | 5:23 | 5:26 | -0:03 |
| The Stile to Finish | 1:40 | 1:35 | +0:05 |
Δ negative = Jacob ran the segment faster.