Erin Mattson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 27.53 | AAA+0.44s to AAAA | 2026-01-01 | CSRVIII 2007 LC SPEEDO CHAMPIONS SERIES venue |
| 100 Freestyle | LCM | 59.49 | AAA+0.90s to AAAA | 2026-01-01 | CSRVIII 2007 LC SPEEDO CHAMPIONS SERIES venue |
| 200 Freestyle | LCM | 2:08.39 | AAA+1.40s to AAAA | 2026-01-01 | CSRVIII 2007 LC SPEEDO CHAMPIONS SERIES venue |
| 400 Freestyle | LCM | 4:29.81 | AAA+2.02s to AAAA | 2026-01-01 | CSRVIII 2007 LC SPEEDO CHAMPIONS SERIES venue |
| 100 Butterfly | LCM | 1:04.21 | AAA+1.12s to AAAA | 2026-01-01 | CSRVIII 2007 LC SPEEDO CHAMPIONS SERIES venue |
| 200 Butterfly | LCM | 2:22.87 | AAA+3.18s to AAAA | 2026-01-01 | CSRVIII 2007 LC SPEEDO CHAMPIONS SERIES venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
IMX / IMR
IMX 17-18 · LCM
1856 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:29.81 | 948 |
| 200 FL LCM | 2:22.87 | 908 |
| 200 BK LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 IM LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 17-18 · LCM
1870 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:08.39 | 940 |
| 100 FL LCM | 1:04.21 | 930 |
| 100 BK LCM | — | 0 |
| 100 BR LCM | — | 0 |
| 200 IM LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
Progression
Faster times are higher. One card per event, all courses & history.