Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDavid Tran
#85 · 59:00 · M38 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialBrian Sterling
#82 · 1:09:53 · M62 · Group L · INV
Wave start 8:12 AM (L-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
David (Y-INV) started at 8:23 AM; Brian (L-INV) started at 8:12 AM. That gave Brian a 11 minutes head start on David. On foot, David ran 59:00 and Brian ran 1:09:53 — David was 10:53 faster than Brian. David took official place 85th (time-based 54th) and Brian took official place 82nd (time-based 319th). Brian's head start was enough to flip the official order even though David was faster on foot. Biggest swing: David gained 3:13 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Brian Sterling (L-INV) started 11 min earlier than David (Y-INV).
- Overall place Δ
- +3
- Actual time Δ
- -10:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 11 min (Brian earlier)
- Finish clock Δ
- +0:07
- Section place Δ
- +12
Δ = David − Brian. Negative means David is ahead/faster.
Race timeline
Computed- Brian (L-INV) started at 8:12 AM.
- David (Y-INV) started at 8:23 AM, 11:00 later.
- Actual running time: David was 10:53 faster on foot than Brian.
- Finish clock: Brian crossed the line 0:07 ahead of David — Brian wins this head-to-head.
Δ (A − B): actual -10:53 · finish clock +0:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Brian | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:42 | 8:22 | -1:40 |
| Stairs to Windy Gap | 4:55 | 6:20 | -1:25 |
| Windy Gap to Muir Woods | 5:07 | 6:03 | -0:56 |
| Muir Woods to Cardiac | 22:17 | 25:30 | -3:13 |
| Cardiac to White Gate | 12:22 | 14:47 | -2:25 |
| White Gate to The Stile | 5:56 | 6:52 | -0:56 |
| The Stile to Finish | 1:41 | 1:59 | -0:18 |
Δ negative = David ran the segment faster.