Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRobert O Spinosa
#721 · 1:18:56 · M13 · Group U · DR
Wave start 8:46 AM (U-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
Robert (U-DR) started at 8:46 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 36 minutes head start on Robert because the Runner wave starts 27 minutes after the Invitational wave. On foot, Robert ran 1:18:56 and Chris ran 1:00:42 — Chris was 18:14 faster than Robert. Robert took official place 721st (time-based 612th) 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 6:51 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 36 min earlier than Robert (U-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +720
- Actual time Δ
- +18:14
- Section gap Δ
- 27 min (Chris earlier)
- Wave start Δ
- 36 min (Chris earlier)
- Finish clock Δ
- +54:14
- Section place Δ
- —
Δ = Robert − Chris. Negative means Robert is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Robert (U-DR) started at 8:46 AM, 36:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Chris was 18:14 faster on foot than Robert.
- Finish clock: Chris crossed the line 54:14 ahead of Robert — Chris wins this head-to-head.
Δ (A − B): actual +18:14 · finish clock +54:14.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Robert | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:42 | 7:31 | +1:11 |
| Stairs to Windy Gap | 6:45 | 5:35 | +1:10 |
| Windy Gap to Muir Woods | 6:44 | 5:25 | +1:19 |
| Muir Woods to Cardiac | 29:01 | 22:10 | +6:51 |
| Cardiac to White Gate | 17:02 | 12:14 | +4:48 |
| White Gate to The Stile | 8:36 | 5:57 | +2:39 |
| The Stile to Finish | 2:06 | 1:50 | +0:16 |
Δ negative = Robert ran the segment faster.