Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJackson Gifford
#207 · 1:07:13 · M14 · Group V · INV
Wave start 8:20 AM (V-INV)
Athlete B
OfficialCalvin French-Owen
#209 · 1:04:15 · M36 · Group Y · INV
Wave start 8:23 AM (Y-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
Jackson (V-INV) started at 8:20 AM; Calvin (Y-INV) started at 8:23 AM. That gave Jackson a 3 minutes head start on Calvin. On foot, Jackson ran 1:07:13 and Calvin ran 1:04:15 — Calvin was 2:58 faster than Jackson. Jackson took official place 207th (time-based 242nd) and Calvin took official place 209th (time-based 159th). Jackson's head start was enough to flip the official order even though Calvin was faster on foot. Biggest swing: Calvin gained 1:46 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Jackson Gifford (V-INV) started 3 min earlier than Calvin (Y-INV).
- Overall place Δ
- -2
- Actual time Δ
- +2:58
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Jackson earlier)
- Finish clock Δ
- -0:02
- Section place Δ
- -29
Δ = Jackson − Calvin. Negative means Jackson is ahead/faster.
Race timeline
Computed- Jackson (V-INV) started at 8:20 AM.
- Calvin (Y-INV) started at 8:23 AM, 3:00 later.
- Actual running time: Calvin was 2:58 faster on foot than Jackson.
- Finish clock: Jackson crossed the line 0:02 ahead of Calvin — Jackson wins this head-to-head.
Δ (A − B): actual +2:58 · finish clock -0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jackson | Calvin | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:25 | 7:30 | -0:05 |
| Stairs to Windy Gap | 5:45 | 5:33 | +0:12 |
| Windy Gap to Muir Woods | 5:40 | 5:41 | -0:01 |
| Muir Woods to Cardiac | 25:13 | 23:27 | +1:46 |
| Cardiac to White Gate | 14:01 | 13:31 | +0:30 |
| White Gate to The Stile | 7:08 | 6:43 | +0:25 |
| The Stile to Finish | 2:01 | 1:50 | +0:11 |
Δ negative = Jackson ran the segment faster.