Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAllison K Kegley
#208 · 1:14:14 · F48 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialJim Grant
#204 · 1:11:09 · M57 · 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
Allison (M-INV) started at 8:13 AM; Jim (Q-INV) started at 8:16 AM. That gave Allison a 3 minutes head start on Jim. On foot, Allison ran 1:14:14 and Jim ran 1:11:09 — Jim was 3:05 faster than Allison. Allison took official place 208th (time-based 455th) and Jim took official place 204th (time-based 355th). Jim was faster on foot and finished ahead on the official clock too. Biggest swing: Jim gained 3:07 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Allison K Kegley (M-INV) started 3 min earlier than Jim (Q-INV).
- Overall place Δ
- +4
- Actual time Δ
- +3:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Allison earlier)
- Finish clock Δ
- +0:05
- Section place Δ
- -23
Δ = Allison − Jim. Negative means Allison is ahead/faster.
Race timeline
Computed- Allison (M-INV) started at 8:13 AM.
- Jim (Q-INV) started at 8:16 AM, 3:00 later.
- Actual running time: Jim was 3:05 faster on foot than Allison.
- Finish clock: Jim crossed the line 0:05 ahead of Allison — Jim wins this head-to-head.
Δ (A − B): actual +3:05 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Allison | Jim | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:29 | 8:28 | +1:01 |
| Stairs to Windy Gap | 6:46 | 6:07 | +0:39 |
| Windy Gap to Muir Woods | 5:56 | 6:05 | -0:09 |
| Muir Woods to Cardiac | 28:46 | 25:39 | +3:07 |
| Cardiac to White Gate | 14:13 | 15:34 | -1:21 |
| White Gate to The Stile | 6:59 | 7:18 | -0:19 |
| The Stile to Finish | 2:05 | 1:58 | +0:07 |
Δ negative = Allison ran the segment faster.