Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSean Riedel
#37 · 54:23 · M27 · Group Z · INV
Wave start 8:24 AM (Z-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
Sean (Z-INV) started at 8:24 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 14 minutes head start on Sean. On foot, Sean ran 54:23 and Chris ran 1:00:42 — Sean was 6:19 faster than Chris. Sean took official place 37th (time-based 14th) and Chris took official place 1st (time-based 71st). Chris's head start was enough to flip the official order even though Sean was faster on foot. Biggest swing: Sean gained 1:22 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 14 min earlier than Sean (Z-INV).
- Overall place Δ
- +36
- Actual time Δ
- -6:19
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 14 min (Chris earlier)
- Finish clock Δ
- +7:41
- Section place Δ
- +3
Δ = Sean − Chris. Negative means Sean is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Sean (Z-INV) started at 8:24 AM, 14:00 later.
- Actual running time: Sean was 6:19 faster on foot than Chris.
- Finish clock: Chris crossed the line 7:41 ahead of Sean — Chris wins this head-to-head.
Δ (A − B): actual -6:19 · finish clock +7:41.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sean | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:30 | 7:31 | -1:01 |
| Stairs to Windy Gap | 4:54 | 5:35 | -0:41 |
| Windy Gap to Muir Woods | 4:26 | 5:25 | -0:59 |
| Muir Woods to Cardiac | 20:48 | 22:10 | -1:22 |
| Cardiac to White Gate | 11:05 | 12:14 | -1:09 |
| White Gate to The Stile | 5:07 | 5:57 | -0:50 |
| The Stile to Finish | 1:33 | 1:50 | -0:17 |
Δ negative = Sean ran the segment faster.