swimWilliam Ehrstein
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 42.26 | +19.87s to Sectionals | 2026-03-22 | 2026 RMSC Spring Finalefast pool |
| 50 Breaststroke | SCY | 47.71 | +22.42s to Futures | 2025-11-16 | 2025 RMSC November Dual Meetvenue |
| 100 Breaststroke | SCY | 1:40.77 | +39.28s to Sectionals | 2026-03-22 | 2026 RMSC Spring Finalefast pool |
| 50 Breaststroke | LCM | 52.80 | +23.21s to Futures | 2026-05-17 | RMSC - Welcome to Summer Meetvenue |
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.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
PR splits
100 Breaststroke SCY 1:40.77
Front half 48.70s · back half 52.07s
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.