Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialBryan Daniel Chambers
#238 · 1:04:37 · M31 · 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
Bryan (Z-INV) started at 8:24 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 14 minutes head start on Bryan. On foot, Bryan ran 1:04:37 and Chris ran 1:00:42 — Chris was 3:55 faster than Bryan. Bryan took official place 238th (time-based 169th) 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 2:28 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 14 min earlier than Bryan (Z-INV).
- Overall place Δ
- +237
- Actual time Δ
- +3:55
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 14 min (Chris earlier)
- Finish clock Δ
- +17:55
- Section place Δ
- +27
Δ = Bryan − Chris. Negative means Bryan is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Bryan (Z-INV) started at 8:24 AM, 14:00 later.
- Actual running time: Chris was 3:55 faster on foot than Bryan.
- Finish clock: Chris crossed the line 17:55 ahead of Bryan — Chris wins this head-to-head.
Δ (A − B): actual +3:55 · finish clock +17:55.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Bryan | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:32 | 7:31 | +0:01 |
| Stairs to Windy Gap | 5:31 | 5:35 | -0:04 |
| Windy Gap to Muir Woods | 5:07 | 5:25 | -0:18 |
| Muir Woods to Cardiac | 24:38 | 22:10 | +2:28 |
| Cardiac to White Gate | 13:22 | 12:14 | +1:08 |
| White Gate to The Stile | 6:41 | 5:57 | +0:44 |
| The Stile to Finish | 1:46 | 1:50 | -0:04 |
Δ negative = Bryan ran the segment faster.