swimKatharine Berkoff
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 25.36 | Nationals ✓ | 2026-01-01 | 2026 Toyota National Championships |
| 100 Freestyle | LCM | 55.55 | Nationals ✓ | 2026-04-30 | Fort Lauderdale Openvenue |
| 50 Backstroke | LCM | 26.97 | Nationals ✓ | 2025-06-05 | 2025 National Championshipsvenue |
| 100 Backstroke | LCM | 58.13 | Nationals ✓ | 2025-06-06 | 2025 National Championshipsvenue |
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 Freestyle LCM 55.55 RT 0.69s
Front half 27.22s · back half 28.33s
100 Backstroke LCM 58.13 RT 0.63s
Front half 27.90s · back half 30.23s
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.