Chenglin Song

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 25.45 13 12/04/2025 A AA: 24.59 (+0.86s | 3.4%) 36 182 661 1,000+
Free 100 Y 56.50 13 11/14/2025 BB A: 55.69 (+0.81s | 1.4%) 40 183 729 1,000+
50 Free
27.10
27.10
100 Free
29.40
56.50
100 Free
56.50
Free 200 Y 2:03.27 13 12/04/2025 BB A: 2:02.19 (+1.08s | 0.9%) 36 145 633 1,000+
50 Free
27.06
27.06
100 Free
31.46
58.52
100 Free
58.52
150 Free
33.22
1:31.74
200 Free
31.53
2:03.27
100 Free
1:04.75
Free 500 Y 5:16.21 13 01/23/2026 AA AAA: 5:03.09 (+13.12s | 4.1%) 13 54 229 850
50 Free
28.58
28.58
100 Free
31.91
1:00.49
100 Free
1:00.49
150 Free
32.63
1:33.12
200 Free
32.80
2:05.92
100 Free
1:05.43
250 Free
32.81
2:38.73
300 Free
32.72
3:11.45
100 Free
1:05.53
350 Free
33.02
3:44.47
400 Free
32.11
4:16.58
100 Free
1:05.13
450 Free
30.73
4:47.31
500 Free
28.90
5:16.21
100 Free
59.63
Back 100 Y 1:03.60 13 12/04/2025 BB A: 1:01.09 (+2.51s | 3.9%) 31 132 521 1,000+
50 Back
30.49
30.49
100 Back
33.11
1:03.60
100 Back
1:03.60
Back 200 Y 2:20.18 13 01/23/2026 BB A: 2:12.59 (+7.59s | 5.4%) 36 156 575 1,000+
50 Back
32.68
32.68
100 Back
35.30
1:07.99
100 Back
1:07.99
150 Back
36.47
1:44.46
200 Back
35.72
2:20.18
100 Back
1:12.19
Breast 100 Y 1:17.97 13 12/04/2025 B BB: 1:14.79 (+3.18s | 4.1%) 73 300 1,000+ 1,000+
50 Breast
36.46
36.46
100 Breast
41.51
1:17.97
100 Breast
1:17.97
Breast 200 Y 2:45.60 13 01/23/2026 B BB: 2:42.39 (+3.21s | 1.9%) 45 203 728 1,000+
50 Breast
37.63
37.63
100 Breast
42.55
1:20.18
100 Breast
1:20.18
150 Breast
43.87
2:04.05
200 Breast
41.54
2:45.60
100 Breast
1:25.42
Fly 100 Y 1:06.56 13 12/04/2025 B BB: 1:05.49 (+1.07s | 1.6%) 54 218 833 1,000+
50 Fly
30.47
30.47
100 Fly
36.09
1:06.56
100 Fly
1:06.56
Fly 200 Y 2:20.06 13 01/23/2026 BB A: 2:14.39 (+5.67s | 4.0%) 20 88 322 1,000+
50 Fly
29.92
29.92
100 Fly
35.34
1:05.26
100 Fly
1:05.26
150 Fly
37.17
1:42.43
200 Fly
37.63
2:20.06
100 Fly
1:14.80
IM 200 Y 2:17.37 13 01/23/2026 BB A: 2:15.39 (+1.98s | 1.4%) 36 136 501 1,000+
50 Fly
29.50
29.50
100 Back
35.27
1:04.77
100 IM
1:04.77
150 Breast
43.27
1:48.04
200 Free
29.33
2:17.37
100 IM
1:12.60
IM 400 Y 4:47.58 13 01/23/2026 A AA: 4:37.39 (+10.19s | 3.5%) 21 75 313 999
50 Fly
31.65
31.65
100 Fly
36.15
1:07.80
100 Fly
1:07.80
150 Back
37.07
1:44.87
200 Back
36.50
2:21.37
100 Back
1:13.57
250 Breast
42.43
3:03.80
300 Breast
42.75
3:46.55
100 Breast
1:25.18
350 Free
31.40
4:17.95
400 Free
29.63
4:47.58
100 Free
1:01.03

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