Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJohn McLaughlin
#570 · 1:23:14 · M71 · Group B · DR
Wave start 8:30 AM (B-DR)
Athlete B
OfficialPeter J Reichard
#574 · 1:27:07 · M76 · Group AAA · DR
Wave start 8:27 AM (AAA-DR)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
John (B-DR) started at 8:30 AM; Peter (AAA-DR) started at 8:27 AM. That gave Peter a 3 minutes head start on John. On foot, John ran 1:23:14 and Peter ran 1:27:07 — John was 3:53 faster than Peter. John took official place 570th (time-based 747th) and Peter took official place 574th (time-based 832nd). John was faster on foot and finished ahead on the official clock too. Biggest swing: John gained 5:40 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Peter J Reichard (AAA-DR) started 3 min earlier than John (B-DR).
- Overall place Δ
- -4
- Actual time Δ
- -3:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Peter earlier)
- Finish clock Δ
- -0:53
- Section place Δ
- 0
Δ = John − Peter. Negative means John is ahead/faster.
Race timeline
Computed- Peter (AAA-DR) started at 8:27 AM.
- John (B-DR) started at 8:30 AM, 3:00 later.
- Actual running time: John was 3:53 faster on foot than Peter.
- Finish clock: John crossed the line 0:53 ahead of Peter — John wins this head-to-head.
Δ (A − B): actual -3:53 · finish clock -0:53.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | John | Peter | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:21 | 10:10 | -0:49 |
| Stairs to Windy Gap | 6:50 | 8:10 | -1:20 |
| Windy Gap to Muir Woods | 8:54 | 7:25 | +1:29 |
| Muir Woods to Cardiac | 26:56 | 32:36 | -5:40 |
| Cardiac to White Gate | 20:16 | 17:50 | +2:26 |
| White Gate to The Stile | 8:48 | 8:21 | +0:27 |
| The Stile to Finish | 2:09 | 2:35 | -0:26 |
Δ negative = John ran the segment faster.