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 Hudson
#51 · 1:08:53 · M63 · Group K · INV
Wave start 8:11 AM (K-INV)
Athlete B
OfficialJohn C Gardiner
#54 · 1:01:02 · M53 · Group U · INV
Wave start 8:19 AM (U-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 (K-INV) started at 8:11 AM; John (U-INV) started at 8:19 AM. That gave John a 8 minutes head start on John. On foot, John ran 1:08:53 and John ran 1:01:02 — John was 7:51 faster than John. John took official place 51st (time-based 287th) and John took official place 54th (time-based 81st). John was faster on foot and finished ahead on the official clock too. Biggest swing: John gained 3:17 from Muir Woods to Cardiac.
Deltas
ComputedWave start
John Hudson (K-INV) started 8 min earlier than John (U-INV).
- Overall place Δ
- -3
- Actual time Δ
- +7:51
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (John earlier)
- Finish clock Δ
- -0:09
- Section place Δ
- -1
Δ = John − John. Negative means John is ahead/faster.
Race timeline
Computed- John (K-INV) started at 8:11 AM.
- John (U-INV) started at 8:19 AM, 8:00 later.
- Actual running time: John was 7:51 faster on foot than John.
- Finish clock: John crossed the line 0:09 ahead of John — John wins this head-to-head.
Δ (A − B): actual +7:51 · finish clock -0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | John | John | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:53 | 7:22 | +0:31 |
| Stairs to Windy Gap | 6:29 | 4:59 | +1:30 |
| Windy Gap to Muir Woods | 5:46 | 5:18 | +0:28 |
| Muir Woods to Cardiac | 26:13 | 22:56 | +3:17 |
| Cardiac to White Gate | 13:30 | 12:19 | +1:11 |
| White Gate to The Stile | 6:50 | 6:17 | +0:33 |
| The Stile to Finish | 2:12 | 1:51 | +0:21 |
Δ negative = John ran the segment faster.