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
OfficialChris Lundy
#1 · 1:00:42 · F55 · Group J · INV
Wave start 8:10 AM (J-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; Chris (J-INV) started at 8:10 AM. That gave Chris a 15 minutes head start on Jacob. On foot, Jacob ran 54:40 and Chris ran 1:00:42 — Jacob was 6:02 faster than Chris. Jacob took official place 48th (time-based 17th) and Chris took official place 1st (time-based 71st). Chris's head start was enough to flip the official order even though Jacob was faster on foot. Biggest swing: Jacob gained 1:34 from Cardiac to White Gate.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 15 min earlier than Jacob (SCR-INV).
- Overall place Δ
- +47
- Actual time Δ
- -6:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 15 min (Chris earlier)
- Finish clock Δ
- +8:58
- Section place Δ
- +3
Δ = Jacob − Chris. Negative means Jacob is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Jacob (SCR-INV) started at 8:25 AM, 15:00 later.
- Actual running time: Jacob was 6:02 faster on foot than Chris.
- Finish clock: Chris crossed the line 8:58 ahead of Jacob — Chris wins this head-to-head.
Δ (A − B): actual -6:02 · finish clock +8:58.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jacob | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:30 | 7:31 | -1:01 |
| Stairs to Windy Gap | 4:39 | 5:35 | -0:56 |
| Windy Gap to Muir Woods | 4:41 | 5:25 | -0:44 |
| Muir Woods to Cardiac | 21:07 | 22:10 | -1:03 |
| Cardiac to White Gate | 10:40 | 12:14 | -1:34 |
| White Gate to The Stile | 5:23 | 5:57 | -0:34 |
| The Stile to Finish | 1:40 | 1:50 | -0:10 |
Δ negative = Jacob ran the segment faster.