Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJaclyn E Blumberg
#338 · 1:18:24 · F46 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialRich F Ginn
#339 · 1:13:26 · M55 · Group T · INV
Wave start 8:18 AM (T-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
Jaclyn (M-INV) started at 8:13 AM; Rich (T-INV) started at 8:18 AM. That gave Jaclyn a 5 minutes head start on Rich. On foot, Jaclyn ran 1:18:24 and Rich ran 1:13:26 — Rich was 4:58 faster than Jaclyn. Jaclyn took official place 338th (time-based 590th) and Rich took official place 339th (time-based 434th). Jaclyn's head start was enough to flip the official order even though Rich was faster on foot. Biggest swing: Rich gained 1:52 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Jaclyn E Blumberg (M-INV) started 5 min earlier than Rich (T-INV).
- Overall place Δ
- -1
- Actual time Δ
- +4:58
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Jaclyn earlier)
- Finish clock Δ
- -0:02
- Section place Δ
- +6
Δ = Jaclyn − Rich. Negative means Jaclyn is ahead/faster.
Race timeline
Computed- Jaclyn (M-INV) started at 8:13 AM.
- Rich (T-INV) started at 8:18 AM, 5:00 later.
- Actual running time: Rich was 4:58 faster on foot than Jaclyn.
- Finish clock: Jaclyn crossed the line 0:02 ahead of Rich — Jaclyn wins this head-to-head.
Δ (A − B): actual +4:58 · finish clock -0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jaclyn | Rich | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:05 | 7:55 | +1:10 |
| Stairs to Windy Gap | 6:57 | 6:22 | +0:35 |
| Windy Gap to Muir Woods | 6:29 | 6:06 | +0:23 |
| Muir Woods to Cardiac | 30:21 | 28:29 | +1:52 |
| Cardiac to White Gate | 15:48 | 14:55 | +0:53 |
| White Gate to The Stile | 7:39 | 7:27 | +0:12 |
| The Stile to Finish | 2:05 | 2:12 | -0:07 |
Δ negative = Jaclyn ran the segment faster.