Chantal Kostrzewski
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 33.43 | B+1.74s to BB | 2025-11-16 | 2025 CT CPAC November AGQ venue |
| 100 Freestyle | SCY | 1:16.50 | +1.81s to B | 2026-02-28 | CT SC Regionals - Saturday and Sunday fast pool |
| 50 Breaststroke | SCY | 46.18 | +2.19s to B | 2026-01-30 | CPAC January AGQ venue |
| 100 Breaststroke | SCY | 1:41.21 | +4.72s to B | 2025-11-16 | 2025 CT CPAC November AGQ venue |
| 50 Butterfly | SCY | 43.72 | +6.73s to B | 2026-01-30 | CPAC January AGQ venue |
| 100 Individual Medley | SCY | 1:26.21 | +0.92s to B | 2026-02-28 | CT SC Regionals - Saturday and Sunday fast pool |
| 50 Freestyle | LCM | 36.39 | B+0.40s to BB | 2026-05-15 | CPAC May AGQ venue |
| 100 Freestyle | LCM | 1:22.72 | B+3.13s to BB | 2026-06-19 | CT CPAC June Invite venue |
| 50 Backstroke | LCM | 45.86 | +0.97s to B | 2025-06-20 | CPAC June Invitational venue |
| 100 Breaststroke | LCM | 1:47.84 | B+5.65s to BB | 2026-06-19 | CT CPAC June Invite venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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.
IMX / IMR
IMX 11-12 · LCM
436 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BR LCM | 1:47.84 | 436 |
| 400 FR LCM | — | 0 |
| 100 BK LCM | — | 0 |
| 100 FL LCM | — | 0 |
| 200 IM LCM | — | 0 |
IMR 11-12 · SCY
1025 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BR SCY | 46.18 | 364 |
| 50 FL SCY | 43.72 | 254 |
| 100 IM SCY | 1:26.21 | 407 |
| 200 FR SCY | — | 0 |
| 50 BK SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Breaststroke SCY 1:41.21
Front half 47.44s · back half 53.77s
100 Breaststroke LCM 1:47.84 split/total mismatch
Front half 41.02s · back half 66.82s
Progression
Faster times are higher. One card per event, all courses & history.