swimMatthew Czerwinski
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.27 | A+0.58s to AA·+0.88s to Sectionals | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 100 Backstroke | SCY | 57.06 | BB+0.87s to A·+2.57s to Sectionals | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 50 Butterfly | SCY | 25.26 | AA+0.97s to AAA·+2.37s to Futures | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 100 Butterfly | SCY | 55.52 | A+1.63s to AA·+2.33s to Sectionals | 2025-03-20 | 2025 NJS & Scarlet Gold Championship |
| 200 Individual Medley | SCY | 2:04.17 | A+2.68s to AA·+4.78s to Sectionals | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 50 Freestyle | LCM | 26.26 | AA+1.17s to AAA·+0.77s to Sectionals | 2025-07-24 | 2025 RAFC Last Splash Invitationalvenue |
| 100 Freestyle | LCM | 57.82 | A+0.13s to AA·+2.33s to Sectionals | 2024-07-28 | 2024 RAFC Last Splash Invitationalvenue |
| 200 Freestyle | LCM | 2:05.94 | AA+5.25s to AAA·+4.65s to Sectionals | 2024-07-27 | 2024 RAFC Last Splash Invitationalvenue |
| 400 Freestyle | LCM | 4:30.93 | A+1.94s to AA·+13.34s to Sectionals | 2024-07-26 | 2024 RAFC Last Splash Invitationalvenue |
| 50 Backstroke | LCM | 31.55 | A+0.96s to AA·+3.66s to Futures | 2026-07-23 | 2026 RAFC Last Splash Invitationalvenue |
| 100 Backstroke | LCM | 1:06.44 | A+2.25s to AA·+4.45s to Sectionals | 2024-07-25 | 2024 RAFC Last Splash Invitationalvenue |
| 200 Backstroke | LCM | 2:28.43 | BB+2.54s to A·+13.64s to Sectionals | 2024-07-28 | 2024 RAFC Last Splash Invitationalvenue |
| 50 Butterfly | LCM | 28.65 | A+0.06s to AA·+2.36s to Futures | 2024-07-28 | 2024 RAFC Last Splash Invitationalvenue |
| 100 Butterfly | LCM | 1:04.12 | A+2.53s to AA·+3.93s to Sectionals | 2024-07-27 | 2024 RAFC Last Splash Invitationalvenue |
| 200 Individual Medley | LCM | 2:25.01 | A+3.12s to AA·+8.82s to Sectionals | 2026-07-25 | 2026 RAFC Last Splash Invitationalvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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 Freestyle | LCM | 25.61 | flying | 200 Free Relay (leg 3) | 2025-07-25 | 2025 RAFC Last Splash Invitational |
| 50 Freestyle | LCM | 26.65 | flying | 200 Medley Relay (leg 4) | 2026-07-25 | 2026 RAFC Last Splash Invitational |
| 100 Freestyle | LCM | 57.61 | flat | 400 Free Relay | 2025-07-24 | 2025 RAFC Last Splash Invitational |
| 100 Freestyle | LCM | 57.53 | flying | 400 Medley Relay (leg 4) | 2025-07-25 | 2025 RAFC Last Splash Invitational |
| 200 Freestyle | LCM | 2:09.50 | flying | 800 Free Relay (leg 3) | 2024-03-22 | 2024 Speedo Sectional Championship |
| 100 Backstroke | LCM | 1:06.40 | flat | 400 Medley Relay | 2026-07-23 | 2026 RAFC Last Splash Invitational |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 17-18 · LCM
2065 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:30.93 | 738 |
| 200 BK LCM | 2:28.43 | 624 |
| 200 IM LCM | 2:25.01 | 703 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 17-18 · LCM
2794 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:05.94 | 755 |
| 100 BK LCM | 1:06.44 | 671 |
| 100 FL LCM | 1:04.12 | 665 |
| 200 IM LCM | 2:25.01 | 703 |
| 100 BR LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle LCM 57.82
Front half 27.63s · back half 30.19s
200 Freestyle LCM 2:05.94
Front half 61.02s · back half 64.92s
400 Freestyle LCM 4:30.93
Front half 135.71s · back half 135.22s
100 Backstroke LCM 1:06.44
Front half 32.08s · back half 34.36s
200 Backstroke LCM 2:28.43
Front half 71.95s · back half 76.48s
100 Butterfly LCM 1:04.12
Front half 29.81s · back half 34.31s
200 Individual Medley LCM 2:25.01
Front half 67.23s · back half 77.78s
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.