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 T Beltz
#647 · 1:11:39 · M42 · Group X · DR
Wave start 8:49 AM (X-DR)
Athlete B
OfficialJason Andrechak
#652 · 1:09:48 · M31 · Group Z · DR
Wave start 8:51 AM (Z-DR)
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-DR) started at 8:49 AM; Jason (Z-DR) started at 8:51 AM. That gave Matthew a 2 minutes head start on Jason. On foot, Matthew ran 1:11:39 and Jason ran 1:09:48 — Jason was 1:51 faster than Matthew. Matthew took official place 647th (time-based 377th) and Jason took official place 652nd (time-based 318th). Matthew's head start was enough to flip the official order even though Jason was faster on foot. Biggest swing: Jason gained 1:26 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Matthew T Beltz (X-DR) started 2 min earlier than Jason (Z-DR).
- Overall place Δ
- -5
- Actual time Δ
- +1:51
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Matthew earlier)
- Finish clock Δ
- -0:09
- Section place Δ
- -6
Δ = Matthew − Jason. Negative means Matthew is ahead/faster.
Race timeline
Computed- Matthew (X-DR) started at 8:49 AM.
- Jason (Z-DR) started at 8:51 AM, 2:00 later.
- Actual running time: Jason was 1:51 faster on foot than Matthew.
- Finish clock: Matthew crossed the line 0:09 ahead of Jason — Matthew wins this head-to-head.
Δ (A − B): actual +1:51 · finish clock -0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Matthew | Jason | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:27 | 8:12 | +0:15 |
| Stairs to Windy Gap | 6:17 | 5:52 | +0:25 |
| Windy Gap to Muir Woods | 6:00 | 6:19 | -0:19 |
| Muir Woods to Cardiac | 27:09 | 25:43 | +1:26 |
| Cardiac to White Gate | 14:33 | 14:47 | -0:14 |
| White Gate to The Stile | 7:12 | 7:02 | +0:10 |
| The Stile to Finish | 2:01 | 1:53 | +0:08 |
Δ negative = Matthew ran the segment faster.