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Aidan Siu

Age: 18 years old
Age Category: 17-18
Team: Diablo Aquatics | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Diablo Aquatics Pacific Swimming Western Zone USA
Free 50 Y 22.65 18 02/26/2026 A AA: 22.59 (+0.06s | 0.3%) 2 142 729 1,000+
Free 100 Y 49.83 Analysis 18 11/07/2025 A AA: 49.59 (+0.24s | 0.5%) 2 172 891 1,000+
50 Free
23.85
23.85
100 Free
25.98
49.83
100 Free
49.83
Free 200 Y 1:53.23 Analysis 18 03/23/2025 A AA: 1:49.69 (+3.54s | 3.1%) 2 209 1,000+ 1,000+
Free 500 Y 5:20.38 Analysis 18 11/23/2024 BB A: 5:11.39 (+8.99s | 2.8%) 2 213 948 1,000+
50 Free
27.52
27.52
100 Free
30.95
58.47
100 Free
58.47
150 Free
31.76
1:30.23
200 Free
32.20
2:02.43
100 Free
1:03.96
250 Free
32.74
2:35.17
300 Free
32.54
3:07.71
100 Free
1:05.28
350 Free
32.94
3:40.65
400 Free
33.33
4:13.98
100 Free
1:06.27
450 Free
33.65
4:47.63
500 Free
32.75
5:20.38
100 Free
1:06.40
Back 50 Y 28.08 18 02/14/2026 3 111 726 1,000+
Back 100 Y 1:02.62 Analysis 18 11/03/2023 B BB: 1:00.59 (+2.03s | 3.2%) 5 271 1,000+ 1,000+
50 Back
29.96
29.96
100 Back
32.66
1:02.62
100 Back
1:02.62
Back 200 Y 2:34.62 Analysis 18 11/13/2021 B: 2:23.89 (+10.73s | 6.9%) 4 289 1,000+ 1,000+
Breast 50 Y 26.04 18 02/26/2026 1 5 23 63
Breast 100 Y 56.53 Analysis 18 02/26/2026 AAA AAAA: 55.99 (+0.54s | 1.0%) 1 13 79 191
50 Breast
26.35
26.35
100 Breast
30.18
56.53
100 Breast
56.53
Breast 200 Y 2:06.92 Analysis 18 02/26/2026 AAA AAAA: 2:01.69 (+5.23s | 4.1%) 1 30 133 325
50 Breast
28.00
28.00
100 Breast
31.87
59.87
100 Breast
59.87
150 Breast
33.25
1:33.12
200 Breast
33.80
2:06.92
100 Breast
1:07.05
Fly 50 Y 24.91 18 02/14/2026 1 68 410 1,000+
Fly 100 Y 1:04.99 Analysis 18 02/04/2023 B BB: 1:00.79 (+4.20s | 6.5%) 5 400 1,000+ 1,000+
IM 200 Y 2:01.82 Analysis 18 02/26/2026 A AA: 2:01.09 (+0.73s | 0.6%) 1 109 571 1,000+
50 Fly
25.23
25.23
100 Back
31.36
56.59
100 IM
56.59
150 Breast
34.78
1:31.37
200 Free
30.45
2:01.82
100 IM
1:05.23

Long course distance

Event Time Age Date Standard Next Standard Diablo Aquatics Pacific Swimming Western Zone USA
Free 50 M 26.23 18 07/31/2025 A AA: 26.19 (+0.04s | 0.2%) 2 133 599 1,000+
Free 100 M 58.95 Analysis 18 07/31/2025 A AA: 57.39 (+1.56s | 2.6%) 2 183 931 1,000+
Free 200 M 2:12.07 Analysis 18 06/28/2025 BB A: 2:11.09 (+0.98s | 0.7%) 1 166 809 1,000+
Back 50 M 41.70 18 06/22/2019 2 150 866 1,000+
Back 100 M 1:23.78 Analysis 18 04/15/2023 B: 1:17.49 (+6.29s | 7.5%) 5 340 1,000+ 1,000+
50 Back
41.04
41.04
100 Back
42.74
1:23.78
100 Back
1:23.78
Back 200 M 2:54.93 Analysis 18 06/25/2022 B: 2:49.19 (+5.74s | 3.3%) 4 209 932 1,000+
Breast 50 M 43.86 18 06/22/2019 1 103 617 1,000+
Breast 100 M 1:08.19 Analysis 18 07/31/2025 AAA AAAA: 1:05.09 (+3.10s | 4.5%) 1 25 118 231
50 Breast
31.54
31.54
100 Breast
36.64
1:08.18
100 Breast
1:08.18
Breast 200 M 2:36.85 Analysis 18 07/31/2025 A AA: 2:35.39 (+1.46s | 0.9%) 1 49 213 433
Fly 50 M 40.46 18 07/20/2019 1 186 858 1,000+
Fly 100 M 1:24.93 Analysis 18 05/28/2022 B: 1:14.59 (+10.34s | 12.2%) 4 345 1,000+ 1,000+
IM 200 M 2:27.77 Analysis 18 06/28/2025 BB A: 2:27.39 (+0.38s | 0.3%) 1 134 683 1,000+

Above are the fastest times that Aidan Siu has achieved in his swimming career. For each event, you can find Aidan's best time, the corresponding time standard, as well as how much faster Aidan needs to be to reach the next level. The last columns provide Aidan rankings at the team and LSC levels. These rankings are based on the Aidan's personal best, his 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.