Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialFrank L Karbe
#186 · 1:11:21 · M58 · Group P · INV
Wave start 8:15 AM (P-INV)
Athlete B
OfficialDoug Heymann
#189 · 1:02:27 · M26 · Group Z · INV
Wave start 8:24 AM (Z-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
Frank (P-INV) started at 8:15 AM; Doug (Z-INV) started at 8:24 AM. That gave Frank a 9 minutes head start on Doug. On foot, Frank ran 1:11:21 and Doug ran 1:02:27 — Doug was 8:54 faster than Frank. Frank took official place 186th (time-based 363rd) and Doug took official place 189th (time-based 123rd). Frank's head start was enough to flip the official order even though Doug was faster on foot. Biggest swing: Doug gained 4:43 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Frank L Karbe (P-INV) started 9 min earlier than Doug (Z-INV).
- Overall place Δ
- -3
- Actual time Δ
- +8:54
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Frank earlier)
- Finish clock Δ
- -0:06
- Section place Δ
- -10
Δ = Frank − Doug. Negative means Frank is ahead/faster.
Race timeline
Computed- Frank (P-INV) started at 8:15 AM.
- Doug (Z-INV) started at 8:24 AM, 9:00 later.
- Actual running time: Doug was 8:54 faster on foot than Frank.
- Finish clock: Frank crossed the line 0:06 ahead of Doug — Frank wins this head-to-head.
Δ (A − B): actual +8:54 · finish clock -0:06.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Frank | Doug | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:30 | 7:12 | +0:18 |
| Stairs to Windy Gap | 6:30 | 5:01 | +1:29 |
| Windy Gap to Muir Woods | 6:02 | 5:10 | +0:52 |
| Muir Woods to Cardiac | 27:43 | 23:00 | +4:43 |
| Cardiac to White Gate | 14:49 | 13:41 | +1:08 |
| White Gate to The Stile | 6:50 | 6:36 | +0:14 |
| The Stile to Finish | 1:57 | 1:47 | +0:10 |
Δ negative = Frank ran the segment faster.