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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 5 112 324 1,000+
Free 50 Y 33.13 9 03/28/2026 BB A: 31.09 (+2.04s | 6.2%) 3 97 517 1,000+
Free 100 Y 1:10.40 Analysis 9 03/20/2026 BB A: 1:09.79 (+0.61s | 0.9%) 2 51 287 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 29 161 725
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 24 85 527
Back 25 Y 21.44 9 07/19/2025 5 93 302 1,000+
Back 50 Y 41.10 9 04/26/2026 BB A: 37.59 (+3.51s | 8.5%) 3 112 577 1,000+
Back 100 Y 1:23.28 Analysis 9 03/28/2026 BB A: 1:19.59 (+3.69s | 4.4%) 2 53 283 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 5 140 341 1,000+
Breast 50 Y 48.18 9 01/24/2026 B BB: 47.69 (+0.49s | 1.0%) 6 173 655 1,000+
Breast 100 Y 1:44.35 Analysis 9 12/06/2025 B BB: 1:42.29 (+2.06s | 2.0%) 5 157 633 1,000+
Fly 25 Y 19.79 9 07/19/2025 4 75 174 647
Fly 50 Y 34.15 9 04/09/2026 AA AAA: 32.59 (+1.56s | 4.6%) 1 34 128 400
Fly 100 Y 1:18.98 Analysis 9 04/09/2026 AA AAA: 1:14.59 (+4.39s | 5.6%) 2 30 148 554
50 Fly
36.14
36.14
100 Fly
42.84
1:18.98
100 Fly
1:18.98
IM 100 Y 1:25.90 Analysis 9 01/24/2026 BB A: 1:19.69 (+6.21s | 7.2%) 3 101 389 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 42 196 786
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 37.70 9 05/16/2026 BB A: 35.69 (+2.01s | 5.3%) 2 46 242 480
Free 100 M 1:17.27 Analysis 9 05/02/2026 A AA: 1:16.69 (+0.58s | 0.8%) 1 17 61 122
Free 200 M 2:46.22 Analysis 9 05/16/2026 A AA: 2:46.09 (+0.13s | 0.1%) 1 15 52 101
Free 400 M 5:50.62 Analysis 9 05/02/2026 AA AAA: 5:36.09 (+14.53s | 4.1%) 2 8 26 69
Back 50 M 53.78 9 06/27/2025 B BB: 49.29 (+4.49s | 8.3%) 5 184 817 1,000+
Breast 50 M 53.31 9 05/02/2026 BB A: 47.89 (+5.42s | 10.2%) 4 56 284 513
Breast 100 M 2:32.19 Analysis 9 05/17/2025 B: 2:12.89 (+19.30s | 12.7%) 9 224 769 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 38.92 9 05/16/2026 A AA: 38.59 (+0.33s | 0.8%) 2 21 80 133
Fly 100 M 1:59.12 Analysis 9 06/27/2025 B BB: 1:52.89 (+6.23s | 5.2%) 6 34 203 392
IM 200 M 3:14.72 Analysis 9 05/16/2026 A AA: 3:09.39 (+5.33s | 2.7%) 2 22 81 145

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.