swimMatthew Chang
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.00 | AAAA·Futures ✓+0.51s to Winter JNs | 2025-11-23 | 2025 MR QNS Protect Ya Turkey Neck Invite venue |
| 100 Freestyle | SCY | 49.39 | AA+1.10s to AAA·+0.90s to Sectionals | 2025-11-22 | 2025 MR QNS Protect Ya Turkey Neck Invite venue |
| 100 Backstroke | SCY | 54.17 | AA+1.68s to AAA·Sectionals ✓+2.68s to Futures | 2026-03-15 | 2026 MR 15-18 Age Group Team Challenge venue |
| 50 Butterfly | SCY | 24.08 | AAA+0.69s to AAAA·+1.19s to Futures | 2025-11-22 | 2025 MR QNS Protect Ya Turkey Neck Invite venue |
| 100 Butterfly | SCY | 51.81 | AAA+2.22s to AAAA·Sectionals ✓+1.22s to Futures | 2025-03-30 | 2025 EZ North Speedo Short Course Sectionals venue |
| 200 Butterfly | SCY | 1:56.34 | AAA+4.75s to AAAA·Sectionals ✓+2.65s to Futures | 2026-02-15 | 2026 MR TYR Senior Mets Winter Championship venue |
| 200 Individual Medley | SCY | 2:13.96 | BB+5.77s to A·+14.57s to Sectionals | 2023-02-11 | 2023 MR OB PSAL "A" Boys Championships venue |
| 50 Freestyle | LCM | 27.38 | A+0.69s to AA·+1.89s to Sectionals | 2024-07-07 | 2024 MR QNS One More Chance LCM Invite venue |
| 100 Freestyle | LCM | 1:00.63 | BB+0.04s to A·+5.14s to Sectionals | 2024-07-06 | 2024 MR QNS One More Chance LCM Invite venue |
| 200 Freestyle | LCM | 2:15.48 | BB+2.19s to A·+14.19s to Sectionals | 2024-07-07 | 2024 MR QNS One More Chance LCM Invite venue |
| 100 Backstroke | LCM | 1:11.01 | BB+3.52s to A·+9.02s to Sectionals | 2023-07-08 | 2023 MR QNS One More Chance LCM Invite venue |
| 50 Butterfly | LCM | 30.08 | A+1.19s to AA·+3.79s to Futures | 2023-05-27 | 2023 MR AGUA Memorial Day Invitational venue |
| 100 Butterfly | LCM | 1:02.74 | A+0.35s to AA·+2.55s to Sectionals | 2024-07-07 | 2024 MR QNS One More Chance LCM Invite venue |
| 200 Butterfly | LCM | 2:26.18 | BB+0.79s to A·+9.89s to Sectionals | 2024-07-14 | 2024 MR Senior Mets LC Summer Championship venue |
| 200 Individual Medley | LCM | 2:37.94 | BB+9.35s to A·+21.75s to Sectionals | 2023-05-28 | 2023 MR AGUA Memorial Day Invitational venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 | SCY | 23.18 | flying | 200 Medley Relay (leg 3) | 2025-12-12 | 2025 Katie Ledecky Invitational |
| 100 Butterfly | SCY | 51.74 | flying | 400 Medley Relay (leg 3) | 2025-03-30 | 2025 EZ North Speedo Short Course Sectionals |
| 100 Freestyle | LCM | 1:01.80 | flying | 400 Free Relay (leg 2) | 2023-07-22 | 2023 MR Metro LC Age Group Championships |
| 50 Butterfly | LCM | 28.62 | flying | 200 Medley Relay (leg 3) | 2023-07-21 | 2023 MR Metro LC Age Group Championships |
| 100 Butterfly | LCM | 1:04.11 | flying | 400 Medley Relay (leg 3) | 2023-07-23 | 2023 MR Metro LC Age Group Championships |
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 · SCY
1402 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FL SCY | 1:56.34 | 840 |
| 200 IM SCY | 2:13.96 | 562 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · LCM
2410 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:15.48 | 606 |
| 100 BK LCM | 1:11.01 | 550 |
| 100 FL LCM | 1:02.74 | 710 |
| 200 IM LCM | 2:37.94 | 544 |
| 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 SCY 49.39
Front half 23.30s · back half 26.09s
100 Backstroke SCY 54.17
Front half 26.22s · back half 27.95s
100 Butterfly SCY 51.81
Front half 24.24s · back half 27.57s
200 Butterfly SCY 1:56.34
Front half 55.85s · back half 60.49s
200 Individual Medley SCY 2:13.96
Front half 59.22s · back half 74.74s
100 Freestyle LCM 1:00.63
Front half 27.73s · back half 32.90s
200 Freestyle LCM 2:15.48
Front half 63.98s · back half 71.50s
100 Backstroke LCM 1:11.01
Front half 34.86s · back half 36.15s
100 Butterfly LCM 1:02.74
Front half 28.72s · back half 34.02s
200 Butterfly LCM 2:26.18
Front half 67.76s · back half 78.42s
200 Individual Medley LCM 2:37.94
Front half 75.31s · back half 82.63s
Progression
Faster times are higher. One card per event, all courses & history.