swimJohn Hammerstrom
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 33.99 | +7.00s to Sectionals | 2025-08-09 | 2025 USMS Summer Nationals- OBSERVEDvenue |
| 100 Freestyle | LCM | 1:25.97 | +26.98s to Sectionals | 2023-06-24 | Big Island Swimmingvenue |
| 100 Breaststroke | LCM | 2:10.19 | +56.49s to Sectionals | 2024-07-06 | BIG ISLAND SWIMMING @ KSH |
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.
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.