Matthew Semenko

Age: 12 years old
Age Category: 11-12
Team: Manta Ray Aquatics | San Diego-Imperial Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Manta Ray Aquatics San Diego-Imperial Swimming Western Zone USA
Free 50 Y 31.35 12 01/31/2026 B BB: 30.49 (+0.86s | 2.7%) 4 76 1,000+ 1,000+
25 Free
15.10
15.10
50 Free
16.25
31.35
50 Free
31.35
Free 100 Y 1:10.46 12 12/06/2025 B BB: 1:06.39 (+4.07s | 5.8%) 4 81 1,000+ 1,000+
Free 200 Y 2:44.98 12 11/15/2025 B: 2:35.99 (+8.99s | 5.4%) 4 89 1,000+ 1,000+
50 Free
37.50
37.50
100 Free
43.20
1:20.70
100 Free
1:20.70
150 Free
43.82
2:04.52
200 Free
40.46
2:44.98
100 Free
1:24.28
Free 500 Y 7:27.07 12 11/15/2025 B: 6:59.89 (+27.18s | 6.1%) 3 58 957 1,000+
25 Free
4:02.28
4:02.28
50 Free
22.09
4:24.37
50 Free
4:24.37
75 Free
21.18
4:45.55
100 Free
25.86
5:11.41
50 Free
47.04
125 Free
23.42
5:34.83
150 Free
23.68
5:58.51
50 Free
47.10
175 Free
23.16
6:21.67
200 Free
23.26
6:44.93
50 Free
46.42
225 Free
22.14
7:07.07
250 Free
20.00
7:27.07
50 Free
42.14
Back 50 Y 37.24 12 12/06/2025 B BB: 35.59 (+1.65s | 4.4%) 3 64 1,000+ 1,000+
Back 100 Y 1:20.17 12 01/31/2026 B BB: 1:15.69 (+4.48s | 5.6%) 2 51 1,000+ 1,000+
25 Back
18.73
18.73
50 Back
20.32
39.05
50 Back
39.05
75 Back
20.94
59.99
100 Back
20.18
1:20.17
50 Back
41.12
Back 200 Y 2:52.71 12 11/15/2025 B BB: 2:40.49 (+12.22s | 7.1%) 1 39 495 1,000+
50 Back
41.74
41.74
100 Back
44.62
1:26.36
100 Back
1:26.36
150 Back
44.01
2:10.37
200 Back
42.34
2:52.71
100 Back
1:26.35
Breast 50 Y 42.77 12 01/31/2026 B BB: 40.09 (+2.68s | 6.3%) 3 64 1,000+ 1,000+
25 Breast
20.38
20.38
50 Breast
22.39
42.77
50 Breast
42.77
Breast 100 Y 1:32.84 12 12/06/2025 B: 1:32.59 (+0.25s | 0.3%) 4 60 1,000+ 1,000+
Breast 200 Y 3:22.82 12 11/15/2025 B: 3:16.39 (+6.43s | 3.2%) 3 37 556 1,000+
25 Breast
20.79
20.79
50 Breast
24.33
45.12
50 Breast
45.12
75 Breast
26.52
1:11.64
100 Breast
25.22
1:36.86
50 Breast
51.74
125 Breast
26.89
2:03.75
150 Breast
26.83
2:30.58
50 Breast
53.72
175 Breast
26.93
2:57.51
200 Breast
25.31
3:22.82
50 Breast
52.24
Fly 50 Y 34.80 12 01/31/2026 B BB: 34.19 (+0.61s | 1.8%) 2 45 875 1,000+
25 Fly
16.04
16.04
50 Fly
18.76
34.80
50 Fly
34.80
Fly 100 Y 1:23.80 12 11/15/2025 B: 1:22.89 (+0.91s | 1.1%) 3 53 851 1,000+
50 Fly
39.06
39.06
100 Fly
44.74
1:23.80
100 Fly
1:23.80
IM 100 Y 1:19.40 12 12/06/2025 B BB: 1:15.89 (+3.51s | 4.4%) 4 56 1,000+ 1,000+
IM 200 Y 2:49.76 12 01/31/2026 B BB: 2:45.79 (+3.97s | 2.3%) 4 55 825 1,000+
25 Fly
16.40
16.40
50 Back
20.60
37.00
50 IM
37.00
75 Breast
22.05
59.05
100 Free
21.29
1:20.34
50 IM
43.34
125 Free
24.90
1:45.24
150 Free
25.61
2:10.85
50 IM
50.51
175 Free
20.05
2:30.90
200 Free
18.86
2:49.76
50 IM
38.91

Long course distance

Event Time Age Date Standard Next Standard Manta Ray Aquatics San Diego-Imperial Swimming Western Zone USA
Free 50 M 38.51 12 06/20/2025 B: 37.39 (+1.12s | 2.9%) 3 68 1,000+ 1,000+
Free 200 M 3:13.65 12 06/20/2025 B: 2:59.19 (+14.46s | 7.5%) 3 56 967 1,000+
50 Free
46.30
46.30
100 Free
51.46
1:37.76
100 Free
1:37.76
150 Free
50.05
2:27.81
200 Free
45.84
3:13.65
100 Free
1:35.89
Back 200 M 3:42.94 12 06/20/2025 B: 3:22.99 (+19.95s | 8.9%) 1 12 318 579
50 Back
53.55
53.55
100 Back
57.70
1:51.25
100 Back
1:51.25
150 Back
57.17
2:48.42
200 Back
54.52
3:42.94
100 Back
1:51.69
Breast 100 M 1:59.59 12 06/20/2025 B: 1:47.79 (+11.80s | 9.9%) 2 53 1,000+ 1,000+

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