Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJonnie A Alper
#1158 · 1:46:00 · M62 · Group L · DR
Wave start 8:39 AM (L-DR)
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
Jonnie (L-DR) started at 8:39 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 29 minutes head start on Jonnie because the Runner wave starts 27 minutes after the Invitational wave. On foot, Jonnie ran 1:46:00 and Chris ran 1:00:42 — Chris was 45:18 faster than Jonnie. Jonnie took official place 1158th (time-based 1179th) and Chris took official place 1st (time-based 71st). Chris was faster on foot and finished ahead on the official clock too. Biggest swing: Chris gained 18:41 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 29 min earlier than Jonnie (L-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1157
- Actual time Δ
- +45:18
- Section gap Δ
- 27 min (Chris earlier)
- Wave start Δ
- 29 min (Chris earlier)
- Finish clock Δ
- +1:14:18
- Section place Δ
- —
Δ = Jonnie − Chris. Negative means Jonnie is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Jonnie (L-DR) started at 8:39 AM, 29:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Chris was 45:18 faster on foot than Jonnie.
- Finish clock: Chris crossed the line 1:14:18 ahead of Jonnie — Chris wins this head-to-head.
Δ (A − B): actual +45:18 · finish clock +1:14:18.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jonnie | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:20 | 7:31 | +4:49 |
| Stairs to Windy Gap | 9:03 | 5:35 | +3:28 |
| Windy Gap to Muir Woods | 8:09 | 5:25 | +2:44 |
| Muir Woods to Cardiac | 40:51 | 22:10 | +18:41 |
| Cardiac to White Gate | 22:03 | 12:14 | +9:49 |
| White Gate to The Stile | 10:32 | 5:57 | +4:35 |
| The Stile to Finish | 3:02 | 1:50 | +1:12 |
Δ negative = Jonnie ran the segment faster.