Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRowan E Prindiville
#177 · 1:01:51 · M18 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialJonathan M Bretan
#173 · 1:03:36 · M43 · Group X · INV
Wave start 8:22 AM (X-INV)
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
Rowan (Z-INV) started at 8:24 AM; Jonathan (X-INV) started at 8:22 AM. That gave Jonathan a 2 minutes head start on Rowan. On foot, Rowan ran 1:01:51 and Jonathan ran 1:03:36 — Rowan was 1:45 faster than Jonathan. Rowan took official place 177th (time-based 105th) and Jonathan took official place 173rd (time-based 146th). Jonathan's head start was enough to flip the official order even though Rowan was faster on foot. Biggest swing: Rowan gained 0:38 from Top of Stairs to Windy Gap.
Deltas
ComputedWave start
Jonathan M Bretan (X-INV) started 2 min earlier than Rowan (Z-INV).
- Overall place Δ
- +4
- Actual time Δ
- -1:45
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Jonathan earlier)
- Finish clock Δ
- +0:15
- Section place Δ
- +9
Δ = Rowan − Jonathan. Negative means Rowan is ahead/faster.
Race timeline
Computed- Jonathan (X-INV) started at 8:22 AM.
- Rowan (Z-INV) started at 8:24 AM, 2:00 later.
- Actual running time: Rowan was 1:45 faster on foot than Jonathan.
- Finish clock: Jonathan crossed the line 0:15 ahead of Rowan — Jonathan wins this head-to-head.
Δ (A − B): actual -1:45 · finish clock +0:15.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Rowan | Jonathan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:27 | 7:05 | -0:38 |
| Stairs to Windy Gap | 5:08 | 5:46 | -0:38 |
| Windy Gap to Muir Woods | 5:05 | 5:01 | +0:04 |
| Muir Woods to Cardiac | 24:48 | 24:13 | +0:35 |
| Cardiac to White Gate | 12:33 | 12:59 | -0:26 |
| White Gate to The Stile | 6:17 | 6:30 | -0:13 |
| The Stile to Finish | 1:33 | 2:02 | -0:29 |
Δ negative = Rowan ran the segment faster.