swimLangston Dai
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.89 | BB+0.80s to A | 2024-12-07 | 2024 Gulf Age Group Championships venue |
| 100 Freestyle | SCY | 1:03.33 | BB+2.04s to A | 2025-02-21 | MAC Hosted 2025 Gulf 12 & Under Champs |
| 200 Freestyle | SCY | 2:01.18 | AAA+4.19s to AAAA | 2025-01-03 | 2025 KATY January Westpark Tollway Classic venue |
| 50 Backstroke | SCY | 31.76 | A+0.57s to AA | 2025-02-21 | MAC Hosted 2025 Gulf 12 & Under Champs |
| 100 Backstroke | SCY | 1:12.84 | BB+3.55s to A | 2024-12-07 | 2024 Gulf Age Group Championships venue |
| 200 Backstroke | SCY | 2:43.50 | B+3.01s to BB | 2025-01-03 | 2025 KATY January Westpark Tollway Classic venue |
| 50 Breaststroke | SCY | 38.01 | BB+1.32s to A | 2024-12-07 | 2024 Gulf Age Group Championships venue |
| 100 Breaststroke | SCY | 1:19.85 | BB+1.46s to A | 2024-11-09 | 2024 Battle of the Beltway venue |
| 200 Breaststroke | SCY | 3:03.21 | B+0.82s to BB | 2024-10-19 | 2024 Autumn Invitational AQUA & PACE |
| 50 Butterfly | SCY | 31.90 | BB+0.71s to A | 2025-02-21 | MAC Hosted 2025 Gulf 12 & Under Champs |
| 100 Individual Medley | SCY | 1:12.40 | BB+2.41s to A | 2025-02-21 | MAC Hosted 2025 Gulf 12 & Under Champs |
| 50 Freestyle | LCM | 34.78 | BB+2.69s to A | 2024-07-26 | 2024 Gulf Long Course Summer Champs (FCST) |
| 200 Freestyle | LCM | 2:30.08 | A+2.89s to AA | 2025-01-03 | 2025 KATY January Westpark Tollway Classic venue |
| 50 Backstroke | LCM | 37.56 | A+1.47s to AA | 2025-01-03 | 2025 KATY January Westpark Tollway Classic venue |
| 100 Backstroke | LCM | 1:29.01 | BB+7.12s to A | 2024-06-22 | 2024 FCST Summer Splash venue |
| 50 Breaststroke | LCM | 1:36.57 | +46.78s to B | 2025-01-03 | 2025 KATY January Westpark Tollway Classic venue |
| 100 Breaststroke | LCM | 1:34.46 | BB+3.17s to A | 2024-07-27 | 2024 Gulf Long Course Summer Champs (FCST) venue |
| 50 Butterfly | LCM | 39.44 | B+0.75s to BB | 2024-06-22 | 2024 FCST Summer Splash venue |
| 100 Butterfly | LCM | 1:32.85 | B+5.56s to BB | 2024-05-18 | 2024 Katy/Pace May Open Invitational venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
IMX / IMR
IMX 11-12 · LCM
1467 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:29.01 | 494 |
| 100 BR LCM | 1:34.46 | 584 |
| 100 FL LCM | 1:32.85 | 389 |
| 400 FR LCM | — | 0 |
| 200 IM LCM | — | 0 |
IMR 11-12 · SCY
3351 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:01.18 | 899 |
| 50 BK SCY | 31.76 | 699 |
| 50 BR SCY | 38.01 | 568 |
| 50 FL SCY | 31.90 | 585 |
| 100 IM SCY | 1:12.40 | 600 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:03.33
200 Freestyle SCY 2:01.18
100 Backstroke SCY 1:12.84
Front half 35.00s · back half 37.84s
100 Breaststroke SCY 1:19.85
Front half 38.48s · back half 41.37s
100 Individual Medley SCY 1:12.40
Front half 33.50s · back half 38.90s
200 Freestyle LCM 2:30.08
Front half 69.95s · back half 80.13s
50 Backstroke LCM 37.56 split/total mismatch
Front half 42.60s · back half -5.04s
50 Breaststroke LCM 1:36.57
Front half 45.23s · back half 51.34s
100 Breaststroke LCM 1:34.46
Front half 44.79s · back half 49.67s
Progression
Faster times are higher. One card per event, all courses & history.