swimMackenzie Piotrowicz
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.68 | AAA+1.29s to AAAA | 2025-04-05 | 2025 Eastern Zone SC Age Group Championships venue |
| 100 Freestyle | SCY | 1:05.51 | AA+0.42s to AAA | 2025-04-03 | 2025 Eastern Zone SC Age Group Championships venue |
| 50 Butterfly | SCY | 32.98 | AAA+1.69s to AAAA | 2025-04-04 | 2025 Eastern Zone SC Age Group Championships venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
IMX / IMR
IMR 10 & under · SCY
1693 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:05.51 | 839 |
| 50 FL SCY | 32.98 | 854 |
| 50 BK SCY | — | 0 |
| 50 BR SCY | — | 0 |
| 100 IM SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:05.51
Front half 31.22s · back half 34.29s
Progression
Faster times are higher. One card per event, all courses & history.