Mia Zhai
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 31.23 | BB+1.84s to A | 2025-04-13 | 2025 GTSA TYR Spring Championship venue |
| 50 Backstroke | SCY | 33.84 | BB+0.55s to A | 2025-04-12 | 2025 GTSA TYR Spring Championship venue |
| 100 Backstroke | SCY | 1:12.14 | A+2.55s to AA | 2025-04-13 | 2025 GTSA TYR Spring Championship venue |
| 50 Butterfly | SCY | 31.30 | A+0.91s to AA | 2025-02-11 | 2025 CT WYW Valentine Pentathlon venue |
| 100 Butterfly | SCY | 1:17.27 | BB+4.98s to A | 2025-04-12 | 2025 GTSA TYR Spring Championship venue |
| 100 Individual Medley | SCY | 1:15.43 | BB+2.34s to A | 2025-04-12 | 2025 GTSA TYR Spring Championship venue |
| 200 Individual Medley | SCY | 2:45.75 | BB+8.06s to A | 2025-04-11 | 2025 GTSA TYR Spring Championship venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 30.03 | flying | 200 Free Relay (leg 2) | 2025-04-12 | 2025 GTSA TYR Spring Championship |
| 50 Butterfly | SCY | 31.02 | flying | 200 Medley Relay (leg 3) | 2025-04-13 | 2025 GTSA TYR Spring Championship |
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
1742 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:12.14 | 656 |
| 100 FL SCY | 1:17.27 | 511 |
| 200 IM SCY | 2:45.75 | 575 |
| 500 FR SCY | — | 0 |
| 100 BR SCY | — | 0 |
IMR 11-12 · SCY
1934 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK SCY | 33.84 | 635 |
| 50 FL SCY | 31.30 | 692 |
| 100 IM SCY | 1:15.43 | 607 |
| 200 FR SCY | — | 0 |
| 50 BR SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Backstroke SCY 1:12.14
Front half 35.00s · back half 37.14s
100 Butterfly SCY 1:17.27
Front half 35.19s · back half 42.08s
100 Individual Medley SCY 1:15.43
Front half 33.33s · back half 42.10s
200 Individual Medley SCY 2:45.75
Front half 72.51s · back half 93.24s
Progression
Faster times are higher. One card per event, all courses & history.