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Justin Cheong

Age: 16 years old
Age Category: 15-16
Team: Palo Alto Stanford Aquatics | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 50 Y 23.92 16 12/20/2025 A AA: 23.19 (+0.73s | 3.1%) 20 196 913 1,000+
Free 100 Y 53.07 Analysis 16 12/20/2025 A AA: 50.99 (+2.08s | 3.9%) 26 250 1,000+ 1,000+
50 Free
24.73
24.73
100 Free
28.34
53.07
100 Free
53.07
Free 200 Y 2:04.43 Analysis 16 09/20/2025 BB A: 1:56.59 (+7.84s | 6.3%) 30 336 1,000+ 1,000+
Free 500 Y 5:46.97 Analysis 16 02/24/2024 B BB: 5:42.09 (+4.88s | 1.4%) 23 297 1,000+ 1,000+
Back 50 Y 28.78 16 11/23/2024 13 139 705 1,000+
Back 100 Y 1:01.75 Analysis 16 07/20/2025 BB A: 57.89 (+3.86s | 6.3%) 24 222 1,000+ 1,000+
50 Back
29.99
29.99
100 Back
31.76
1:01.75
100 Back
1:01.75
Back 200 Y 2:22.01 Analysis 16 02/24/2024 B BB: 2:17.09 (+4.92s | 3.5%) 24 212 1,000+ 1,000+
Breast 50 Y 34.51 16 11/23/2024 22 188 1,000+ 1,000+
Breast 100 Y 1:09.14 Analysis 16 11/01/2025 BB A: 1:05.89 (+3.25s | 4.7%) 24 211 976 1,000+
Breast 200 Y 2:33.22 Analysis 16 01/11/2025 BB A: 2:23.19 (+10.03s | 6.5%) 24 183 841 1,000+
50 Breast
34.22
34.22
100 Breast
39.26
1:13.48
100 Breast
1:13.48
150 Breast
39.83
1:53.31
200 Breast
39.91
2:33.22
100 Breast
1:19.74
Fly 50 Y 27.05 16 11/23/2024 20 148 696 1,000+
Fly 100 Y 58.83 Analysis 16 11/01/2025 BB A: 57.59 (+1.24s | 2.1%) 23 210 925 1,000+
Fly 200 Y 2:29.88 Analysis 16 02/24/2024 B BB: 2:19.49 (+10.39s | 6.9%) 21 191 884 1,000+
IM 200 Y 2:15.58 Analysis 16 01/11/2025 BB A: 2:09.39 (+6.19s | 4.6%) 32 260 1,000+ 1,000+
50 Fly
28.07
28.07
100 Back
35.31
1:03.38
100 IM
1:03.38
150 Breast
40.58
1:43.96
200 Free
31.62
2:15.58
100 IM
1:12.20
IM 400 Y 4:55.60 Analysis 16 11/23/2024 BB A: 4:36.19 (+19.41s | 6.6%) 21 181 864 1,000+
50 Fly
30.75
30.75
100 Fly
36.13
1:06.88
100 Fly
1:06.88
150 Back
38.05
1:44.93
200 Back
37.91
2:22.84
100 Back
1:15.96
250 Breast
44.12
3:06.96
300 Breast
41.66
3:48.62
100 Breast
1:25.78
350 Free
34.52
4:23.14
400 Free
32.46
4:55.60
100 Free
1:06.98

Long course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 50 M 28.05 16 06/22/2024 A AA: 26.99 (+1.06s | 3.8%) 18 203 976 1,000+
Free 100 M 1:03.45 Analysis 16 06/27/2025 BB A: 1:01.49 (+1.96s | 3.1%) 23 258 1,000+ 1,000+
Free 200 M 2:25.15 Analysis 16 06/27/2025 BB A: 2:14.29 (+10.86s | 7.5%) 24 274 1,000+ 1,000+
Free 400 M 5:30.44 Analysis 16 05/20/2023 B BB: 5:10.19 (+20.25s | 6.1%) 18 252 1,000+ 1,000+
Back 50 M 40.96 16 06/18/2022 21 207 1,000+ 1,000+
Back 100 M 1:14.60 Analysis 16 06/22/2024 B BB: 1:13.69 (+0.91s | 1.2%) 20 187 915 1,000+
Back 200 M 2:43.97 Analysis 16 06/22/2024 B BB: 2:39.99 (+3.98s | 2.4%) 19 155 795 1,000+
Breast 50 M 38.18 16 06/27/2025 13 65 467 1,000+
Breast 100 M 1:25.79 Analysis 16 06/27/2025 B BB: 1:23.09 (+2.70s | 3.1%) 25 232 993 1,000+
Breast 200 M 3:11.04 Analysis 16 06/22/2024 B BB: 3:00.59 (+10.45s | 5.5%) 19 191 864 1,000+
Fly 50 M 41.17 16 04/24/2022 29 288 1,000+ 1,000+
Fly 100 M 1:12.51 Analysis 16 06/06/2025 B BB: 1:11.29 (+1.22s | 1.7%) 22 212 976 1,000+
50 Fly
33.12
33.12
100 Fly
39.39
1:12.51
100 Fly
1:12.51
Fly 200 M 3:14.30 Analysis 16 06/09/2023 B: 2:51.69 (+22.61s | 11.6%) 9 134 644 1,000+
IM 200 M 2:39.58 Analysis 16 06/27/2025 BB A: 2:30.99 (+8.59s | 5.4%) 20 210 943 1,000+
IM 400 M 5:49.37 Analysis 16 06/22/2024 B BB: 5:47.99 (+1.38s | 0.4%) 13 150 699 1,000+

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