swimJulian Koch
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 22.97 | US Open ✓+0.28s to Nationals | 2026-06-21 | 2026 Tennessee Aquatics June Invitationalvenue |
| 100 Freestyle | LCM | 49.74 | US Open ✓+0.05s to Nationals | 2026-06-19 | 2026 Tennessee Aquatics June Invitationalvenue |
| 100 Butterfly | LCM | 53.75 | US Open ✓+0.26s to Nationals | 2026-06-21 | 2026 Tennessee Aquatics June Invitationalvenue |
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
PR splits
100 Butterfly LCM 53.75 RT 0.66s
Front half 24.81s · back half 28.94s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.