Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTom Oprendek
#971 · 1:41:38 · M68 · Group F · DR
Wave start 8:34 AM (F-DR)
Athlete B
OfficialAdam Brown
#968 · 1:25:26 · M38 · Group Y · DR
Wave start 8:50 AM (Y-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
Tom (F-DR) started at 8:34 AM; Adam (Y-DR) started at 8:50 AM. That gave Tom a 16 minutes head start on Adam. On foot, Tom ran 1:41:38 and Adam ran 1:25:26 — Adam was 16:12 faster than Tom. Tom took official place 971st (time-based 1118th) and Adam took official place 968th (time-based 801st). Adam was faster on foot and finished ahead on the official clock too. Biggest swing: Adam gained 9:48 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Tom Oprendek (F-DR) started 16 min earlier than Adam (Y-DR).
- Overall place Δ
- +3
- Actual time Δ
- +16:12
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 16 min (Tom earlier)
- Finish clock Δ
- +0:12
- Section place Δ
- -67
Δ = Tom − Adam. Negative means Tom is ahead/faster.
Race timeline
Computed- Tom (F-DR) started at 8:34 AM.
- Adam (Y-DR) started at 8:50 AM, 16:00 later.
- Actual running time: Adam was 16:12 faster on foot than Tom.
- Finish clock: Adam crossed the line 0:12 ahead of Tom — Adam wins this head-to-head.
Δ (A − B): actual +16:12 · finish clock +0:12.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Tom | Adam | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:22 | 9:22 | +3:00 |
| Stairs to Windy Gap | 9:21 | 6:30 | +2:51 |
| Windy Gap to Muir Woods | 7:29 | 7:00 | +0:29 |
| Muir Woods to Cardiac | 40:35 | 30:47 | +9:48 |
| Cardiac to White Gate | 20:04 | 18:39 | +1:25 |
| White Gate to The Stile | 9:22 | 10:15 | -0:53 |
| The Stile to Finish | 2:25 | 2:53 | -0:28 |
Δ negative = Tom ran the segment faster.