Katie Xu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 38.13 | 2025-05-17 | SPA May Developmental Meet | |
| 50 Freestyle | SCY | 43.55 | +8.16s to B | 2024-12-22 | 2024 Gulf Fall Champs (ESCA & AMBU) venue |
| 100 Freestyle | SCY | 1:31.01 | +13.32s to B | 2025-02-21 | MAC Hosted 2025 Gulf 12 & Under Champs |
| 50 Backstroke | SCY | 44.07 | +3.48s to B | 2025-07-19 | 2025 Gulf Swimming B & Under Championships |
| 100 Backstroke | SCY | 1:51.31 | +20.62s to B | 2024-12-22 | 2024 Gulf Fall Champs (ESCA & AMBU) venue |
| 50 Breaststroke | SCY | 47.78 | +2.29s to B | 2025-05-17 | SPA May Developmental Meet |
| 100 Breaststroke | SCY | 1:52.42 | +12.13s to B | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 50 Butterfly | SCY | 48.98 | +10.09s to B | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 100 Individual Medley | SCY | 1:38.68 | +9.99s to B | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 200 Freestyle | LCM | 3:14.28 | +1.29s to B | 2026-01-01 | FCST Summer Splash - FULL |
| 50 Breaststroke | LCM | 51.31 | B+2.72s to BB | 2026-04-11 | 2026 BTA Ducky Derby |
| 50 Butterfly | LCM | 1:36.21 | +52.62s to B | 2026-01-01 | FCST Summer Splash - FULL |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 11.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 42.29 | flying | 200 Free Relay (leg 4) | 2024-12-21 | 2024 Gulf Fall Champs (ESCA & AMBU) |
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 11-12 · SCY
435 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:51.31 | 178 |
| 100 BR SCY | 1:52.42 | 257 |
| 500 FR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 11-12 · SCY
1067 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK SCY | 44.07 | 287 |
| 50 BR SCY | 47.78 | 329 |
| 50 FL SCY | 48.98 | 180 |
| 100 IM SCY | 1:38.68 | 271 |
| 200 FR SCY | — | 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 1:31.01
Front half 43.54s · back half 47.47s
100 Backstroke SCY 1:51.31
Front half 55.12s · back half 56.19s
Progression
Faster times are higher. One card per event, all courses & history.