swimMason Chuang
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 30.25 | +3.26s to Sectionals | 2025-08-09 | 2025 USMS Summer Nationals- OBSERVEDvenue |
| 50 Butterfly | LCM | 33.11 | +7.72s to Futures | 2025-08-10 | 2025 USMS Summer Nationals- OBSERVEDvenue |
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.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Butterfly | LCM | 32.75 | flying | 200 Medley Relay (leg 3) | 2025-08-09 | 2025 USMS Summer Nationals- OBSERVED |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
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.