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Jonathan Chang

Age: 13 years old
Age Category: 13-14
Team: Rockville Montgomery Swim Club | Potomac Valley Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Rockville Montgomery Swim Club Potomac Valley Swimming Eastern Zone USA
Free 50 Y 33.96 13 12/04/2025 B: 29.89 (+4.07s | 12.0%) 162 978 1,000+ 1,000+
Free 100 Y 1:16.03 Analysis 13 12/04/2025 B: 1:04.99 (+11.04s | 14.5%) 161 920 1,000+ 1,000+
50 Free
36.09
36.09
100 Free
39.94
1:16.03
100 Free
1:16.03
Free 200 Y 2:37.54 Analysis 13 01/16/2026 B: 2:22.49 (+15.05s | 9.6%) 106 658 1,000+ 1,000+
50 Free
36.37
36.37
100 Free
40.72
1:17.09
100 Free
1:17.09
150 Free
42.10
1:59.19
200 Free
38.35
2:37.54
100 Free
1:20.45
Back 50 Y 40.58 13 03/20/2026 115 666 1,000+ 1,000+
Back 100 Y 1:29.59 Analysis 13 12/04/2025 B: 1:11.29 (+18.30s | 20.4%) 134 767 1,000+ 1,000+
50 Back
43.54
43.54
100 Back
46.05
1:29.59
100 Back
1:29.59
Breast 100 Y 1:29.25 Analysis 13 03/20/2026 B: 1:20.49 (+8.76s | 9.8%) 116 638 1,000+ 1,000+
50 Breast
42.90
42.90
100 Breast
46.35
1:29.25
100 Breast
1:29.25
Breast 200 Y 3:12.62 Analysis 13 03/20/2026 B: 2:54.89 (+17.73s | 9.2%) 87 454 1,000+ 1,000+
50 Breast
44.86
44.86
100 Breast
48.52
1:33.38
100 Breast
1:33.38
150 Breast
50.06
2:23.44
200 Breast
49.18
3:12.62
100 Breast
1:39.24
Fly 50 Y 39.28 13 03/20/2026 117 705 1,000+ 1,000+
Fly 100 Y 1:34.73 Analysis 13 10/17/2025 B: 1:10.49 (+24.24s | 25.6%) 98 615 1,000+ 1,000+
50 Fly
46.16
46.16
100 Fly
48.57
1:34.73
100 Fly
1:34.73
IM 200 Y 2:54.94 Analysis 13 03/20/2026 B: 2:37.99 (+16.95s | 9.7%) 109 597 1,000+ 1,000+
50 Fly
40.34
40.34
100 Back
44.12
1:24.46
100 IM
1:24.46
150 Breast
49.32
2:13.78
200 Free
41.16
2:54.94
100 IM
1:30.48

Long course distance

Event Time Age Date Standard Next Standard Rockville Montgomery Swim Club Potomac Valley Swimming Eastern Zone USA

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