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
OfficialPeter J Badertscher
#205 · 1:15:10 · M62 · Group L · INV
Wave start 8:12 AM (L-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; Peter (L-INV) started at 8:12 AM. That gave Peter a 4 minutes head start on Jim. On foot, Jim ran 1:11:09 and Peter ran 1:15:10 — Jim was 4:01 faster than Peter. Jim took official place 204th (time-based 355th) and Peter took official place 205th (time-based 488th). Jim was faster on foot and finished ahead on the official clock too. Biggest swing: Jim gained 2:48 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Peter J Badertscher (L-INV) started 4 min earlier than Jim (Q-INV).
- Overall place Δ
- -1
- Actual time Δ
- -4:01
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Peter earlier)
- Finish clock Δ
- -0:01
- Section place Δ
- +23
Δ = Jim − Peter. Negative means Jim is ahead/faster.
Race timeline
Computed- Peter (L-INV) started at 8:12 AM.
- Jim (Q-INV) started at 8:16 AM, 4:00 later.
- Actual running time: Jim was 4:01 faster on foot than Peter.
- Finish clock: Jim crossed the line 0:01 ahead of Peter — Jim wins this head-to-head.
Δ (A − B): actual -4:01 · finish clock -0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jim | Peter | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:28 | 9:07 | -0:39 |
| Stairs to Windy Gap | 6:07 | 6:47 | -0:40 |
| Windy Gap to Muir Woods | 6:05 | 6:23 | -0:18 |
| Muir Woods to Cardiac | 25:39 | 28:27 | -2:48 |
| Cardiac to White Gate | 15:34 | 15:07 | +0:27 |
| White Gate to The Stile | 7:18 | 7:16 | +0:02 |
| The Stile to Finish | 1:58 | 2:03 | -0:05 |
Δ negative = Jim ran the segment faster.