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Leon Chen

Age: 18 years old
Age Category: 17-18
Team: Sea to Desert Swim Association | San Diego-Imperial Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Sea to Desert Swim Association San Diego-Imperial Swimming Western Zone USA
Free 50 Y 21.61 17 12/10/2025 AAA AAAA: 20.69 (+0.92s | 4.3%) 3 11 225 695
Free 100 Y 49.66 16 12/21/2024 A AA: 49.59 (+0.07s | 0.1%) 4 37 810 1,000+
50 Free
24.10
24.10
100 Free
25.56
49.66
100 Free
49.66
Free 200 Y 1:52.34 17 09/21/2025 A AA: 1:49.69 (+2.65s | 2.4%) 5 36 933 1,000+
50 Free
25.77
25.77
100 Free
28.24
54.01
100 Free
54.01
150 Free
28.89
1:22.90
200 Free
29.44
1:52.34
100 Free
58.33
Free 500 Y 5:15.22 16 09/21/2024 BB A: 5:11.39 (+3.83s | 1.2%) 4 33 807 1,000+
50 Free
27.68
27.68
100 Free
30.71
58.39
100 Free
58.39
150 Free
31.85
1:30.24
200 Free
31.78
2:02.02
100 Free
1:03.63
250 Free
31.91
2:33.93
300 Free
32.15
3:06.08
100 Free
1:04.06
350 Free
32.39
3:38.47
400 Free
32.84
4:11.31
100 Free
1:05.23
450 Free
32.56
4:43.87
500 Free
31.35
5:15.22
100 Free
1:03.91
Back 100 Y 53.74 17 11/06/2025 A AA: 53.59 (+0.15s | 0.3%) 3 10 303 905
50 Back
26.37
26.37
100 Back
27.37
53.74
100 Back
53.74
Back 200 Y 2:01.46 16 12/21/2024 A AA: 1:58.19 (+3.27s | 2.7%) 3 17 381 1,000+
50 Back
28.86
28.86
100 Back
30.50
59.36
100 Back
59.36
150 Back
31.33
1:30.69
200 Back
30.77
2:01.46
100 Back
1:02.10
Breast 50 Y 26.20 18 02/26/2026 1 3 28 67
Breast 100 Y 55.72 18 02/26/2026 AAAA 1 3 36 103
50 Breast
26.29
26.29
100 Breast
29.43
55.72
100 Breast
55.72
Breast 200 Y 2:00.48 18 02/26/2026 AAAA 1 3 20 50
50 Breast
27.43
27.43
100 Breast
30.48
57.91
100 Breast
57.91
150 Breast
30.91
1:28.82
200 Breast
31.66
2:00.48
100 Breast
1:02.57
Fly 100 Y 51.68 17 12/19/2025 AA AAA: 51.39 (+0.29s | 0.6%) 3 12 247 710
50 Fly
24.03
24.03
100 Fly
27.65
51.68
100 Fly
51.68
Fly 200 Y 2:11.62 17 10/24/2025 BB A: 2:05.49 (+6.13s | 4.7%) 3 19 613 1,000+
50 Fly
28.32
28.32
100 Fly
33.12
1:01.44
100 Fly
1:01.44
150 Fly
34.29
1:35.73
200 Fly
35.89
2:11.62
100 Fly
1:10.18
IM 200 Y 1:53.31 17 12/10/2025 AAA AAAA: 1:50.59 (+2.72s | 2.4%) 2 7 116 310
50 Fly
24.36
24.36
100 Back
29.37
53.73
100 IM
53.73
150 Breast
31.40
1:25.13
200 Free
28.18
1:53.31
100 IM
59.58
IM 400 Y 4:31.04 17 10/24/2025 A AA: 4:20.69 (+10.35s | 3.8%) 4 19 497 1,000+

Long course distance

Event Time Age Date Standard Next Standard Sea to Desert Swim Association San Diego-Imperial Swimming Western Zone USA
Free 50 M 25.83 17 07/11/2025 AA AAA: 25.09 (+0.74s | 2.9%) 4 17 410 948
Free 100 M 57.95 15 07/25/2023 A AA: 57.39 (+0.56s | 1.0%) 4 29 721 1,000+
Back 100 M 1:06.49 15 11/02/2023 A AA: 1:03.69 (+2.80s | 4.2%) 3 17 432 976
Back 200 M 2:30.15 16 01/11/2024 BB A: 2:24.99 (+5.16s | 3.4%) 2 19 502 1,000+
50 Back
35.77
35.77
100 Back
37.48
1:13.25
100 Back
1:13.25
150 Back
38.94
1:52.19
200 Back
37.96
2:30.15
100 Back
1:16.90
Breast 50 M 31.29 17 06/20/2025 1 7 66 141
Breast 100 M 1:07.72 17 05/23/2025 AAA AAAA: 1:05.09 (+2.63s | 3.9%) 1 4 94 189
50 Breast
32.18
32.18
100 Breast
35.54
1:07.72
100 Breast
1:07.72
Breast 200 M 2:29.02 15 07/25/2023 AA AAA: 2:28.59 (+0.43s | 0.3%) 1 5 86 183
50 Breast
33.46
33.46
100 Breast
37.25
1:10.71
100 Breast
1:10.71
150 Breast
38.43
1:49.14
200 Breast
39.88
2:29.02
100 Breast
1:18.31
Fly 50 M 27.86 17 06/20/2025 3 9 175 463
Fly 100 M 1:04.57 17 07/11/2025 BB A: 1:03.99 (+0.58s | 0.9%) 5 27 659 1,000+
IM 200 M 2:16.94 17 06/20/2025 AA AAA: 2:15.09 (+1.85s | 1.4%) 2 7 206 456
100 Back
1:05.96
1:05.96
100 IM
1:05.96
200 Free
1:10.98
2:16.94
100 IM
1:10.98
IM 400 M 5:06.06 16 02/29/2024 A AA: 5:01.89 (+4.17s | 1.4%) 1 9 311 645
50 Fly
31.19
31.19
100 Fly
35.84
1:07.03
100 Fly
1:07.03
150 Back
41.26
1:48.29
200 Back
40.36
2:28.65
100 Back
1:21.62
250 Breast
41.94
3:10.59
300 Breast
42.31
3:52.90
100 Breast
1:24.25
350 Free
37.39
4:30.29
400 Free
35.77
5:06.06
100 Free
1:13.16

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