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William Choi

Age: 17 years old
Age Category: 17-18
Team: Monterey Park Manta Rays | Southern California Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Monterey Park Manta Rays Southern California Swimming Western Zone USA
Free 50 Y 24.19 17 12/13/2024 BB A: 23.59 (+0.60s | 2.5%) 6 363 1,000+ 1,000+
Free 200 Y 1:50.42 Analysis 17 12/12/2025 A AA: 1:49.69 (+0.73s | 0.7%) 2 208 830 1,000+
50 Free
24.89
24.89
100 Free
27.45
52.34
100 Free
52.34
150 Free
28.49
1:20.83
200 Free
29.59
1:50.42
100 Free
58.08
Free 500 Y 5:05.88 Analysis 17 12/12/2025 A AA: 4:58.39 (+7.49s | 2.4%) 3 193 690 1,000+
50 Free
26.90
26.90
100 Free
30.05
56.95
100 Free
56.95
150 Free
31.38
1:28.33
200 Free
30.72
1:59.05
100 Free
1:02.10
250 Free
31.29
2:30.34
300 Free
30.93
3:01.27
100 Free
1:02.22
350 Free
30.88
3:32.15
400 Free
31.67
4:03.83
100 Free
1:02.56
450 Free
31.55
4:35.38
500 Free
30.50
5:05.88
100 Free
1:02.05
Breast 100 Y 1:03.98 Analysis 17 12/13/2024 A AA: 1:01.39 (+2.59s | 4.0%) 4 175 745 1,000+
50 Breast
30.13
30.13
100 Breast
33.85
1:03.98
100 Breast
1:03.98
Breast 200 Y 2:23.00 Analysis 17 12/13/2024 BB A: 2:19.09 (+3.91s | 2.7%) 3 163 637 1,000+
50 Breast
32.28
32.28
100 Breast
35.86
1:08.14
100 Breast
1:08.14
150 Breast
37.28
1:45.42
200 Breast
37.58
2:23.00
100 Breast
1:14.86
Fly 100 Y 54.55 Analysis 17 12/12/2025 A AA: 53.69 (+0.86s | 1.6%) 3 171 686 1,000+
50 Fly
25.42
25.42
100 Fly
29.13
54.55
100 Fly
54.55
Fly 200 Y 2:02.81 Analysis 17 12/12/2025 A AA: 2:00.29 (+2.52s | 2.1%) 1 115 398 1,000+
50 Fly
26.98
26.98
100 Fly
30.75
57.73
100 Fly
57.73
150 Fly
32.39
1:30.12
200 Fly
32.69
2:02.81
100 Fly
1:05.08
IM 200 Y 2:05.58 Analysis 17 12/13/2024 A AA: 2:01.09 (+4.49s | 3.6%) 4 207 844 1,000+
50 Fly
26.41
26.41
100 Back
33.29
59.70
100 IM
59.70
150 Breast
36.94
1:36.64
200 Free
28.94
2:05.58
100 IM
1:05.88
IM 400 Y 4:27.61 Analysis 17 12/13/2024 A AA: 4:20.69 (+6.92s | 2.6%) 2 139 490 1,000+
50 Fly
27.16
27.16
100 Fly
31.84
59.00
100 Fly
59.00
150 Back
35.81
1:34.81
200 Back
34.90
2:09.71
100 Back
1:10.71
250 Breast
37.50
2:47.21
300 Breast
38.59
3:25.80
100 Breast
1:16.09
350 Free
31.27
3:57.07
400 Free
30.54
4:27.61
100 Free
1:01.81

Long course distance

Event Time Age Date Standard Next Standard Monterey Park Manta Rays Southern California Swimming Western Zone USA
Free 50 M 26.53 17 07/23/2026 A AA: 26.19 (+0.34s | 1.3%) 5 245 861 1,000+
Free 100 M 57.20 Analysis 17 07/23/2026 AA AAA: 54.89 (+2.31s | 4.0%) 2 212 689 1,000+
Free 200 M 2:06.23 Analysis 17 07/23/2026 A AA: 2:05.59 (+0.64s | 0.5%) 1 188 549 1,000+
50 Free
29.17
29.17
100 Free
31.28
1:00.45
100 Free
1:00.45
150 Free
32.65
1:33.10
200 Free
33.13
2:06.23
100 Free
1:05.78
Breast 100 M 1:15.15 Analysis 17 07/23/2026 BB A: 1:14.39 (+0.76s | 1.0%) 3 172 585 1,000+
50 Breast
35.32
35.32
100 Breast
39.83
1:15.15
100 Breast
1:15.15
Breast 200 M 2:47.91 Analysis 17 06/11/2026 BB A: 2:42.19 (+5.72s | 3.4%) 3 156 514 1,000+
Fly 50 M 27.80 17 07/23/2026 AA AAA: 27.19 (+0.61s | 2.2%) 2 95 361 994
Fly 100 M 1:02.98 Analysis 17 07/23/2026 A AA: 1:01.29 (+1.69s | 2.7%) 3 212 621 1,000+
50 Fly
29.13
29.13
100 Fly
33.85
1:02.98
100 Fly
1:02.98
Fly 200 M 2:28.60 Analysis 17 07/24/2025 BB A: 2:23.19 (+5.41s | 3.6%) 2 157 435 1,000+
50 Fly
28.92
28.92
100 Fly
36.34
1:05.26
100 Fly
1:05.26
150 Fly
40.86
1:46.12
200 Fly
42.48
2:28.60
100 Fly
1:23.34
IM 200 M 2:23.67 Analysis 17 07/23/2026 A AA: 2:21.19 (+2.48s | 1.7%) 4 195 578 1,000+
50 Fly
29.72
29.72
100 Back
39.53
1:09.25
100 IM
1:09.25
150 Breast
42.13
1:51.38
200 Free
32.29
2:23.67
100 IM
1:14.42
IM 400 M 5:13.04 Analysis 17 07/24/2025 A AA: 5:01.89 (+11.15s | 3.6%) 4 161 451 1,000+
50 Fly
29.58
29.58
100 Fly
36.66
1:06.24
100 Fly
1:06.24
150 Back
43.03
1:49.27
200 Back
42.58
2:31.85
100 Back
1:25.61
250 Breast
45.07
3:16.92
300 Breast
45.89
4:02.81
100 Breast
1:30.96
350 Free
35.50
4:38.31
400 Free
34.73
5:13.04
100 Free
1:10.23

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