Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJohn H Howard III
#166 · 1:02:22 · M38 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialMike S Keck
#164 · 1:11:18 · M60 · Group N · INV
Wave start 8:14 AM (N-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
John (Y-INV) started at 8:23 AM; Mike (N-INV) started at 8:14 AM. That gave Mike a 9 minutes head start on John. On foot, John ran 1:02:22 and Mike ran 1:11:18 — John was 8:56 faster than Mike. John took official place 166th (time-based 120th) and Mike took official place 164th (time-based 359th). Mike's head start was enough to flip the official order even though John was faster on foot. Biggest swing: John gained 2:45 from Cardiac to White Gate.
Deltas
ComputedWave start
Mike S Keck (N-INV) started 9 min earlier than John (Y-INV).
- Overall place Δ
- +2
- Actual time Δ
- -8:56
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Mike earlier)
- Finish clock Δ
- +0:04
- Section place Δ
- +27
Δ = John − Mike. Negative means John is ahead/faster.
Race timeline
Computed- Mike (N-INV) started at 8:14 AM.
- John (Y-INV) started at 8:23 AM, 9:00 later.
- Actual running time: John was 8:56 faster on foot than Mike.
- Finish clock: Mike crossed the line 0:04 ahead of John — Mike wins this head-to-head.
Δ (A − B): actual -8:56 · finish clock +0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | John | Mike | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:40 | 8:12 | -0:32 |
| Stairs to Windy Gap | 5:40 | 6:09 | -0:29 |
| Windy Gap to Muir Woods | 4:57 | 5:52 | -0:55 |
| Muir Woods to Cardiac | 24:05 | 26:33 | -2:28 |
| Cardiac to White Gate | 11:53 | 14:38 | -2:45 |
| White Gate to The Stile | 6:12 | 7:39 | -1:27 |
| The Stile to Finish | 1:55 | 2:15 | -0:20 |
Δ negative = John ran the segment faster.