Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJim Grant
#204 · 1:11:09 · M57 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialDavid J Pillard
#203 · 1:04:08 · M38 · 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
Jim (Q-INV) started at 8:16 AM; David (Y-INV) started at 8:23 AM. That gave Jim a 7 minutes head start on David. On foot, Jim ran 1:11:09 and David ran 1:04:08 — David was 7:01 faster than Jim. Jim took official place 204th (time-based 355th) and David took official place 203rd (time-based 157th). David was faster on foot and finished ahead on the official clock too. Biggest swing: David gained 2:58 from Cardiac to White Gate.
Deltas
ComputedWave start
Jim Grant (Q-INV) started 7 min earlier than David (Y-INV).
- Overall place Δ
- +1
- Actual time Δ
- +7:01
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Jim earlier)
- Finish clock Δ
- +0:01
- Section place Δ
- -9
Δ = Jim − David. Negative means Jim is ahead/faster.
Race timeline
Computed- Jim (Q-INV) started at 8:16 AM.
- David (Y-INV) started at 8:23 AM, 7:00 later.
- Actual running time: David was 7:01 faster on foot than Jim.
- Finish clock: David crossed the line 0:01 ahead of Jim — David wins this head-to-head.
Δ (A − B): actual +7:01 · finish clock +0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jim | David | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:28 | 7:24 | +1:04 |
| Stairs to Windy Gap | 6:07 | 5:50 | +0:17 |
| Windy Gap to Muir Woods | 6:05 | 5:11 | +0:54 |
| Muir Woods to Cardiac | 25:39 | 25:10 | +0:29 |
| Cardiac to White Gate | 15:34 | 12:36 | +2:58 |
| White Gate to The Stile | 7:18 | 6:06 | +1:12 |
| The Stile to Finish | 1:58 | 1:51 | +0:07 |
Δ negative = Jim ran the segment faster.