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Mattie Dai

Age: 9 years old
Age Category: 10 & under
Team: Fast Lane Aquatics | Florida Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Fast Lane Aquatics Florida Swimming Southern Zone USA
Free 25 Y 18.73 9 09/14/2024 1 211 541 1,000+
Free 50 Y 38.36 9 02/28/2026 B BB: 35.99 (+2.37s | 6.2%) 1 294 1,000+ 1,000+
Free 100 Y 1:24.91 Analysis 9 02/28/2026 B BB: 1:21.09 (+3.82s | 4.5%) 1 211 1,000+ 1,000+
50 Free
40.02
40.02
100 Free
44.89
1:24.91
100 Free
1:24.91
Free 200 Y 2:27.37 Analysis 9 06/28/2025 AA AAA: 2:23.59 (+3.78s | 2.6%) 1 19 82 427
50 Free
42.04
42.04
100 Free
50.53
1:32.57
100 Free
1:32.57
150 Free
53.62
2:26.19
200 Free
1.18
2:27.37
100 Free
54.80
Back 25 Y 23.32 9 09/14/2024 1 242 688 1,000+
Back 50 Y 45.80 9 12/04/2025 B BB: 43.29 (+2.51s | 5.5%) 1 269 1,000+ 1,000+
Breast 25 Y 24.05 9 09/14/2024 1 86 196 818
Breast 50 Y 49.23 9 02/28/2026 B BB: 48.69 (+0.54s | 1.1%) 1 180 778 1,000+
Breast 100 Y 1:46.00 Analysis 9 02/28/2026 BB A: 1:33.59 (+12.41s | 11.7%) 1 128 619 1,000+
50 Breast
51.48
51.48
100 Breast
54.52
1:46.00
100 Breast
1:46.00
Fly 25 Y 21.50 9 09/14/2024 1 130 386 1,000+
Fly 50 Y 50.23 9 02/28/2026 B: 48.39 (+1.84s | 3.7%) 1 306 1,000+ 1,000+
IM 100 Y 1:36.95 Analysis 9 02/28/2026 B BB: 1:33.19 (+3.76s | 3.9%) 1 198 944 1,000+
50 IM
46.78
46.78
100 IM
50.17
1:36.95
100 IM
1:36.95
IM 200 Y 3:25.64 Analysis 9 12/04/2025 B BB: 3:18.79 (+6.85s | 3.3%) 1 101 558 1,000+
50 Fly
49.03
49.03
100 Back
51.79
1:40.82
100 IM
1:40.82
150 Breast
59.61
2:40.43
200 Free
45.21
3:25.64
100 IM
1:44.82

Long course distance

Event Time Age Date Standard Next Standard Fast Lane Aquatics Florida Swimming Southern Zone USA
Free 50 M 40.77 9 05/15/2026 BB A: 36.59 (+4.18s | 10.3%) 1 167 322 957
Free 100 M 1:37.10 Analysis 9 05/15/2026 B BB: 1:32.99 (+4.11s | 4.2%) 1 217 396 1,000+
50 Free
44.00
44.00
100 Free
53.10
1:37.10
100 Free
1:37.10
Free 200 M 3:29.49 Analysis 9 05/15/2026 B BB: 3:25.69 (+3.80s | 1.8%) 1 132 241 724
50 Free
43.21
43.21
100 Free
53.92
1:37.13
100 Free
1:37.13
150 Free
57.32
2:34.45
200 Free
55.04
3:29.49
100 Free
1:52.36
Back 50 M 50.55 9 05/15/2026 B BB: 49.69 (+0.86s | 1.7%) 1 194 386 1,000+
Back 100 M 1:49.46 Analysis 9 05/15/2026 B BB: 1:48.09 (+1.37s | 1.3%) 1 153 288 967
50 Back
52.61
52.61
100 Back
56.85
1:49.46
100 Back
1:49.46
Breast 50 M 53.99 9 05/15/2026 BB A: 48.79 (+5.20s | 9.6%) 1 125 223 658
Breast 100 M 1:57.42 Analysis 9 05/15/2026 BB A: 1:48.39 (+9.03s | 7.7%) 1 106 209 589
50 Breast
55.91
55.91
100 Breast
1:01.51
1:57.42
100 Breast
1:57.42
Fly 50 M 53.61 9 05/15/2026 B BB: 48.09 (+5.52s | 10.3%) 1 198 366 1,000+
IM 200 M 4:00.55 Analysis 9 06/12/2025 B BB: 3:48.89 (+11.66s | 4.8%) 1 109 208 715
50 Fly
1:00.35
1:00.35
100 Back
1:02.23
2:02.58
100 IM
2:02.58
150 Breast
1:04.73
3:07.31
200 Free
53.24
4:00.55
100 IM
1:57.97

Above are the fastest times that Mattie Dai has achieved in her swimming career. For each event, you can find Mattie's best time, the corresponding time standard, as well as how much faster Mattie needs to be to reach the next level. The last columns provide Mattie rankings at the team and LSC levels. These rankings are based on the Mattie's personal best, her current age category, and team; and are calculated from all the meets results.

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.