Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMatthew P Borello
#507 · 1:19:46 · M44 · Group X · INV
Wave start 8:22 AM (X-INV)
Athlete B
OfficialCheri Nielsen
#511 · 1:31:27 · F52 · Group K · INV
Wave start 8:11 AM (K-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
Matthew (X-INV) started at 8:22 AM; Cheri (K-INV) started at 8:11 AM. That gave Cheri a 11 minutes head start on Matthew. On foot, Matthew ran 1:19:46 and Cheri ran 1:31:27 — Matthew was 11:41 faster than Cheri. Matthew took official place 507th (time-based 645th) and Cheri took official place 511th (time-based 935th). Matthew was faster on foot and finished ahead on the official clock too. Biggest swing: Matthew gained 3:45 from Cardiac to White Gate.
Deltas
ComputedWave start
Cheri Nielsen (K-INV) started 11 min earlier than Matthew (X-INV).
- Overall place Δ
- -4
- Actual time Δ
- -11:41
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 11 min (Cheri earlier)
- Finish clock Δ
- -0:41
- Section place Δ
- +23
Δ = Matthew − Cheri. Negative means Matthew is ahead/faster.
Race timeline
Computed- Cheri (K-INV) started at 8:11 AM.
- Matthew (X-INV) started at 8:22 AM, 11:00 later.
- Actual running time: Matthew was 11:41 faster on foot than Cheri.
- Finish clock: Matthew crossed the line 0:41 ahead of Cheri — Matthew wins this head-to-head.
Δ (A − B): actual -11:41 · finish clock -0:41.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Matthew | Cheri | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:09 | 11:33 | -3:24 |
| Stairs to Windy Gap | 6:32 | 7:57 | -1:25 |
| Windy Gap to Muir Woods | 6:14 | 7:32 | -1:18 |
| Muir Woods to Cardiac | 34:04 | 33:57 | +0:07 |
| Cardiac to White Gate | 14:56 | 18:41 | -3:45 |
| White Gate to The Stile | 7:38 | 8:54 | -1:16 |
| The Stile to Finish | 2:13 | 2:53 | -0:40 |
Δ negative = Matthew ran the segment faster.