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William Rosenthal

Age: 17 years old
Age Category: 17-18
Team: Annapolis Swim Club | Maryland Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Annapolis Swim Club Maryland Swimming Eastern Zone USA
Free 50 Y 28.74 17 12/04/2020 B: 27.59 (+1.15s | 4.0%) 21 172 1,000+ 1,000+
Free 100 Y 48.49 Analysis 17 11/07/2025 AA AAA: 47.39 (+1.10s | 2.3%) 7 23 309 1,000+
50 Free
23.25
23.25
100 Free
25.24
48.49
100 Free
48.49
Free 200 Y 1:43.38 Analysis 17 02/19/2026 AAA AAAA: 1:40.19 (+3.19s | 3.1%) 2 9 140 723
50 Free
24.19
24.19
100 Free
26.17
50.36
100 Free
50.36
150 Free
26.63
1:16.99
200 Free
26.39
1:43.38
100 Free
53.02
Free 500 Y 4:39.18 Analysis 17 02/19/2026 AAA AAAA: 4:32.39 (+6.79s | 2.4%) 1 5 75 392
50 Free
24.95
24.95
100 Free
27.07
52.02
100 Free
52.02
150 Free
27.97
1:19.99
200 Free
28.39
1:48.38
100 Free
56.36
250 Free
28.53
2:16.91
300 Free
28.65
2:45.56
100 Free
57.18
350 Free
28.92
3:14.48
400 Free
28.50
3:42.98
100 Free
57.42
450 Free
28.47
4:11.45
500 Free
27.73
4:39.18
100 Free
56.20
Free 1000 Y 9:39.34 Analysis 17 12/04/2025 AAA AAAA: 9:30.19 (+9.15s | 1.6%) 1 4 56 264
50 Free
25.23
25.23
100 Free
27.56
52.79
100 Free
52.79
150 Free
28.30
1:21.09
200 Free
28.71
1:49.80
100 Free
57.01
250 Free
28.86
2:18.66
300 Free
28.75
2:47.41
100 Free
57.61
350 Free
28.98
3:16.39
400 Free
29.15
3:45.54
100 Free
58.13
450 Free
29.36
4:14.90
500 Free
29.55
4:44.45
100 Free
58.91
550 Free
29.39
5:13.84
600 Free
29.17
5:43.01
100 Free
58.56
650 Free
29.67
6:12.68
700 Free
29.67
6:42.35
100 Free
59.34
750 Free
29.82
7:12.17
800 Free
29.79
7:41.96
100 Free
59.61
850 Free
29.82
8:11.78
900 Free
29.43
8:41.21
100 Free
59.25
950 Free
29.37
9:10.58
1000 Free
28.76
9:39.34
100 Free
58.13
Free 1650 Y 16:17.74 Analysis 17 02/19/2026 AAA AAAA: 15:51.79 (+25.95s | 2.7%) 1 3 53 228
50 Free
26.15
26.15
100 Free
28.36
54.51
100 Free
54.51
150 Free
29.07
1:23.58
200 Free
29.57
1:53.15
100 Free
58.64
250 Free
29.68
2:22.83
300 Free
29.73
2:52.56
100 Free
59.41
350 Free
30.37
3:22.93
400 Free
30.32
3:53.25
100 Free
1:00.69
450 Free
30.05
4:23.30
500 Free
30.03
4:53.33
100 Free
1:00.08
550 Free
30.44
5:23.77
600 Free
30.03
5:53.80
100 Free
1:00.47
650 Free
30.07
6:23.87
700 Free
30.10
6:53.97
100 Free
1:00.17
750 Free
29.84
7:23.81
800 Free
30.17
7:53.98
100 Free
1:00.01
850 Free
29.87
8:23.85
900 Free
29.94
8:53.79
100 Free
59.81
950 Free
29.92
9:23.71
1000 Free
30.02
9:53.73
100 Free
59.94
1050 Free
30.11
10:23.84
1100 Free
30.00
10:53.84
100 Free
1:00.11
1150 Free
29.76
11:23.60
1200 Free
29.70
11:53.30
100 Free
59.46
1250 Free
29.88
12:23.18
1300 Free
29.80
12:52.98
100 Free
59.68
1350 Free
29.75
13:22.73
1400 Free
29.95
13:52.68
100 Free
59.70
1450 Free
29.63
14:22.31
1500 Free
29.24
14:51.55
100 Free
58.87
1550 Free
29.42
15:20.97
1600 Free
28.87
15:49.84
100 Free
58.29
1650 Free
27.90
16:17.74
Back 50 Y 24.33 17 02/19/2026 2 8 69 360
Back 100 Y 51.66 Analysis 17 02/19/2026 AA AAA: 51.29 (+0.37s | 0.7%) 2 6 75 449
50 Back
24.79
24.79
100 Back
26.87
51.66
100 Back
51.66
Back 200 Y 1:52.75 Analysis 17 12/04/2025 AAA AAAA: 1:47.89 (+4.86s | 4.3%) 3 6 61 324
50 Back
26.10
26.10
100 Back
28.42
54.52
100 Back
54.52
150 Back
29.00
1:23.52
200 Back
29.23
1:52.75
100 Back
58.23
Breast 200 Y 2:23.14 Analysis 17 01/03/2026 BB A: 2:19.09 (+4.05s | 2.8%) 7 36 368 1,000+
50 Breast
32.07
32.07
100 Breast
36.52
1:08.59
100 Breast
1:08.59
150 Breast
36.82
1:45.41
200 Breast
37.73
2:23.14
100 Breast
1:14.55
Fly 50 Y 31.70 17 12/04/2020 13 126 882 1,000+
Fly 100 Y 53.29 Analysis 17 12/04/2025 AA AAA: 51.39 (+1.90s | 3.6%) 6 30 295 1,000+
50 Fly
25.14
25.14
100 Fly
28.15
53.29
100 Fly
53.29
Fly 200 Y 1:54.73 Analysis 17 12/04/2025 AAA AAAA: 1:49.79 (+4.94s | 4.3%) 2 6 93 427
50 Fly
25.80
25.80
100 Fly
29.00
54.80
100 Fly
54.80
150 Fly
29.28
1:24.08
200 Fly
30.65
1:54.73
100 Fly
59.93
IM 200 Y 1:57.48 Analysis 17 12/04/2025 AA AAA: 1:55.89 (+1.59s | 1.4%) 4 15 162 815
50 Fly
25.65
25.65
100 Back
29.02
54.67
100 IM
54.67
150 Breast
35.93
1:30.60
200 Free
26.88
1:57.48
100 IM
1:02.81
IM 400 Y 4:07.17 Analysis 17 11/07/2025 AAA AAAA: 3:57.99 (+9.18s | 3.7%) 2 8 97 387
50 Fly
26.96
26.96
100 Fly
29.04
56.00
100 Fly
56.00
150 Back
30.92
1:26.92
200 Back
30.20
1:57.12
100 Back
1:01.12
250 Breast
37.11
2:34.23
300 Breast
36.84
3:11.07
100 Breast
1:13.95
350 Free
28.44
3:39.51
400 Free
27.66
4:07.17
100 Free
56.10

Long course distance

Event Time Age Date Standard Next Standard Annapolis Swim Club Maryland Swimming Eastern Zone USA

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