Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialGidon T Singer
#456 · 1:22:37 · M61 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialPeter B Delahunt
#459 · 1:23:40 · 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
Gidon (M-INV) started at 8:13 AM; Peter (L-INV) started at 8:12 AM. That gave Peter a 1 minute head start on Gidon. On foot, Gidon ran 1:22:37 and Peter ran 1:23:40 — Gidon was 1:03 faster than Peter. Gidon took official place 456th (time-based 724th) and Peter took official place 459th (time-based 758th). Gidon was faster on foot and finished ahead on the official clock too. Biggest swing: Gidon gained 1:11 from Cardiac to White Gate.
Deltas
ComputedWave start
Peter B Delahunt (L-INV) started 1 min earlier than Gidon (M-INV).
- Overall place Δ
- -3
- Actual time Δ
- -1:03
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Peter earlier)
- Finish clock Δ
- -0:03
- Section place Δ
- +6
Δ = Gidon − Peter. Negative means Gidon is ahead/faster.
Race timeline
Computed- Peter (L-INV) started at 8:12 AM.
- Gidon (M-INV) started at 8:13 AM, 1:00 later.
- Actual running time: Gidon was 1:03 faster on foot than Peter.
- Finish clock: Gidon crossed the line 0:03 ahead of Peter — Gidon wins this head-to-head.
Δ (A − B): actual -1:03 · finish clock -0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Gidon | Peter | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:14 | 9:49 | +0:25 |
| Stairs to Windy Gap | 7:31 | 6:56 | +0:35 |
| Windy Gap to Muir Woods | 6:13 | 7:01 | -0:48 |
| Muir Woods to Cardiac | 32:30 | 31:58 | +0:32 |
| Cardiac to White Gate | 16:02 | 17:13 | -1:11 |
| White Gate to The Stile | 7:47 | 8:16 | -0:29 |
| The Stile to Finish | 2:20 | 2:27 | -0:07 |
Δ negative = Gidon ran the segment faster.