swimIzzy Mackenbach
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 28.76 | 2025-12-14 | Saluki Merry Swim Invitational 2025 venue | |
| 50 Freestyle | SCY | 1:03.71 | 2025-12-13 | Saluki Merry Swim Invitational 2025 venue | |
| 100 Freestyle | SCY | 2:12.21 | 2025-12-14 | Saluki Merry Swim Invitational 2025 venue | |
| 50 Backstroke | SCY | 1:04.10 | 2025-12-14 | Saluki Merry Swim Invitational 2025 venue | |
| 25 Breaststroke | SCY | 32.16 | 2025-12-14 | Saluki Merry Swim Invitational 2025 venue | |
| 50 Breaststroke | SCY | 1:12.42 | 2025-12-13 | Saluki Merry Swim Invitational 2025 venue | |
| 25 Butterfly | SCY | 31.34 | 2025-12-13 | Saluki Merry Swim Invitational 2025 venue | |
| 50 Freestyle | LCM | 1:21.39 | 2025-04-13 | 2025 Saluki International venue | |
| 50 Backstroke | LCM | 1:28.81 | 2025-04-13 | 2025 Saluki International venue |
IMX / IMR
IMR 10 & under · SCY
365 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 2:12.21 | 102 |
| 50 BK SCY | 1:04.10 | 131 |
| 50 BR SCY | 1:12.42 | 132 |
| 50 FL 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.
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.
Progression
Faster times are higher. One card per event, all courses & history.