Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRalph Gonzales
#445 · 1:23:09 · M62 · Group L · INV
Wave start 8:12 AM (L-INV)
Athlete B
OfficialDiana Gilmore
#449 · 1:19:18 · F31 · Group Q · INV
Wave start 8:16 AM (Q-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
Ralph (L-INV) started at 8:12 AM; Diana (Q-INV) started at 8:16 AM. That gave Ralph a 4 minutes head start on Diana. On foot, Ralph ran 1:23:09 and Diana ran 1:19:18 — Diana was 3:51 faster than Ralph. Ralph took official place 445th (time-based 744th) and Diana took official place 449th (time-based 625th). Ralph's head start was enough to flip the official order even though Diana was faster on foot. Biggest swing: Diana gained 0:51 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Ralph Gonzales (L-INV) started 4 min earlier than Diana (Q-INV).
- Overall place Δ
- -4
- Actual time Δ
- +3:51
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Ralph earlier)
- Finish clock Δ
- -0:09
- Section place Δ
- -32
Δ = Ralph − Diana. Negative means Ralph is ahead/faster.
Race timeline
Computed- Ralph (L-INV) started at 8:12 AM.
- Diana (Q-INV) started at 8:16 AM, 4:00 later.
- Actual running time: Diana was 3:51 faster on foot than Ralph.
- Finish clock: Ralph crossed the line 0:09 ahead of Diana — Ralph wins this head-to-head.
Δ (A − B): actual +3:51 · finish clock -0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Ralph | Diana | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:07 | 9:04 | +1:03 |
| Stairs to Windy Gap | 7:11 | 7:47 | -0:36 |
| Windy Gap to Muir Woods | 6:29 | 5:42 | +0:47 |
| Muir Woods to Cardiac | 33:32 | 32:41 | +0:51 |
| Cardiac to White Gate | 15:32 | 14:52 | +0:40 |
| White Gate to The Stile | 7:55 | 7:16 | +0:39 |
| The Stile to Finish | 2:23 | 1:56 | +0:27 |
Δ negative = Ralph ran the segment faster.