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Joon Cha

Age: 9 years old
Age Category: 10 & under
Team: Sunnyvale Swim Club | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Sunnyvale Swim Club Pacific Swimming Western Zone USA
Free 25 Y 17.62 9 07/19/2025 5 117 327 1,000+
Free 50 Y 33.13 9 03/28/2026 BB A: 31.09 (+2.04s | 6.2%) 3 107 555 1,000+
Free 100 Y 1:10.40 Analysis 9 03/20/2026 BB A: 1:09.79 (+0.61s | 0.9%) 2 64 318 1,000+
50 Free
33.26
33.26
100 Free
37.14
1:10.40
100 Free
1:10.40
Free 200 Y 2:31.12 Analysis 9 03/20/2026 A AA: 2:25.29 (+5.83s | 3.9%) 2 37 182 774
50 Free
34.11
34.11
100 Free
38.67
1:12.78
100 Free
1:12.78
150 Free
40.50
1:53.28
200 Free
37.84
2:31.12
100 Free
1:18.34
Free 500 Y 6:39.80 Analysis 9 02/07/2026 A AA: 6:26.59 (+13.21s | 3.3%) 2 29 97 553
Back 25 Y 21.44 9 07/19/2025 5 98 299 1,000+
Back 50 Y 41.41 9 12/12/2025 BB A: 37.59 (+3.82s | 9.2%) 3 134 662 1,000+
Back 100 Y 1:23.28 Analysis 9 03/28/2026 BB A: 1:19.59 (+3.69s | 4.4%) 2 60 312 1,000+
50 Back
41.72
41.72
100 Back
41.56
1:23.28
100 Back
1:23.28
Breast 25 Y 25.00 9 07/19/2025 5 142 329 1,000+
Breast 50 Y 48.18 9 01/24/2026 B BB: 47.69 (+0.49s | 1.0%) 6 196 725 1,000+
Breast 100 Y 1:44.35 Analysis 9 12/06/2025 B BB: 1:42.29 (+2.06s | 2.0%) 5 176 688 1,000+
Fly 25 Y 19.79 9 07/19/2025 4 79 173 655
Fly 50 Y 35.26 9 03/07/2026 A AA: 34.29 (+0.97s | 2.8%) 2 55 207 644
Fly 100 Y 1:19.79 Analysis 9 03/28/2026 A AA: 1:19.49 (+0.30s | 0.4%) 2 36 173 630
50 Fly
37.48
37.48
100 Fly
42.31
1:19.79
100 Fly
1:19.79
IM 100 Y 1:25.90 Analysis 9 01/24/2026 BB A: 1:19.69 (+6.21s | 7.2%) 3 115 435 1,000+
50 IM
39.74
39.74
100 IM
46.16
1:25.90
100 IM
1:25.90
IM 200 Y 2:53.69 Analysis 9 03/28/2026 BB A: 2:53.49 (+0.20s | 0.1%) 2 50 221 850
50 Fly
38.96
38.96
100 Back
45.31
1:24.27
100 IM
1:24.27
150 Breast
52.65
2:16.92
200 Free
36.77
2:53.69
100 IM
1:29.42

Long course distance

Event Time Age Date Standard Next Standard Sunnyvale Swim Club Pacific Swimming Western Zone USA
Free 50 M 51.98 9 04/19/2025 B: 43.89 (+8.09s | 15.6%) 6 276 991 1,000+
Free 100 M 1:38.43 Analysis 9 06/27/2025 B BB: 1:30.59 (+7.84s | 8.0%) 4 109 421 795
Back 50 M 53.78 9 06/27/2025 B BB: 49.29 (+4.49s | 8.3%) 2 138 585 1,000+
Breast 50 M 1:09.31 9 06/27/2025 B: 1:00.89 (+8.42s | 12.1%) 8 253 842 1,000+
Breast 100 M 2:32.19 Analysis 9 05/17/2025 B: 2:12.89 (+19.30s | 12.7%) 7 168 574 1,000+
50 Breast
1:15.69
1:15.69
100 Breast
1:16.49
2:32.18
100 Breast
2:32.18
Fly 50 M 48.78 9 06/27/2025 B BB: 46.39 (+2.39s | 4.9%) 3 66 262 472
Fly 100 M 1:59.12 Analysis 9 06/27/2025 B BB: 1:52.89 (+6.23s | 5.2%) 3 33 168 280

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