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William Ma

Age: 18 years old
Age Category: 17-18
Team: King Aquatic Club | Pacific Northwest Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard King Aquatic Club Pacific Northwest Swimming Western Zone USA
Free 50 Y 23.64 18 01/31/2026 BB A: 23.59 (+0.05s | 0.2%) 12 142 1,000+ 1,000+
Free 100 Y 50.07 Analysis 18 12/19/2024 A AA: 49.59 (+0.48s | 1.0%) 12 94 937 1,000+
Free 200 Y 1:49.70 Analysis 18 11/23/2024 A AA: 1:49.69 (+0.01s | 0.0%) 11 77 748 1,000+
50 Free
24.94
24.94
100 Free
27.43
52.37
100 Free
52.37
150 Free
29.32
1:21.69
200 Free
28.01
1:49.70
100 Free
57.33
Free 500 Y 4:50.37 Analysis 18 11/07/2024 AA AAA: 4:45.39 (+4.98s | 1.7%) 9 30 322 986
50 Free
26.11
26.11
100 Free
28.74
54.85
100 Free
54.85
150 Free
29.62
1:24.47
200 Free
29.24
1:53.71
100 Free
58.86
250 Free
29.11
2:22.82
300 Free
30.03
2:52.85
100 Free
59.14
350 Free
30.31
3:23.16
400 Free
30.41
3:53.57
100 Free
1:00.72
450 Free
29.44
4:23.01
500 Free
27.36
4:50.37
100 Free
56.80
Free 1000 Y 10:19.36 Analysis 18 01/16/2025 AA AAA: 9:57.29 (+22.07s | 3.6%) 9 36 270 766
50 Free
25.88
25.88
100 Free
29.53
55.41
100 Free
55.41
150 Free
30.43
1:25.84
200 Free
31.92
1:57.76
100 Free
1:02.35
250 Free
30.52
2:28.28
300 Free
30.40
2:58.68
100 Free
1:00.92
350 Free
30.30
3:28.98
400 Free
30.69
3:59.67
100 Free
1:00.99
450 Free
31.41
4:31.08
500 Free
32.00
5:03.08
100 Free
1:03.41
550 Free
32.20
5:35.28
600 Free
32.33
6:07.61
100 Free
1:04.53
650 Free
32.79
6:40.40
700 Free
32.85
7:13.25
100 Free
1:05.64
750 Free
32.40
7:45.65
800 Free
28.15
8:13.80
100 Free
1:00.55
850 Free
33.05
8:46.85
900 Free
34.37
9:21.22
100 Free
1:07.42
950 Free
31.33
9:52.55
1000 Free
26.81
10:19.36
100 Free
58.14
Free 1650 Y 16:57.61 Analysis 18 04/03/2024 AA AAA: 16:37.09 (+20.52s | 2.0%) 7 22 195 498
50 Free
26.63
26.63
100 Free
29.75
56.38
100 Free
56.38
150 Free
30.32
1:26.70
200 Free
30.33
1:57.03
100 Free
1:00.65
250 Free
30.73
2:27.76
300 Free
30.24
2:58.00
100 Free
1:00.97
350 Free
30.26
3:28.26
400 Free
30.87
3:59.13
100 Free
1:01.13
450 Free
30.48
4:29.61
500 Free
30.79
5:00.40
100 Free
1:01.27
550 Free
31.16
5:31.56
600 Free
31.06
6:02.62
100 Free
1:02.22
650 Free
31.29
6:33.91
700 Free
31.28
7:05.19
100 Free
1:02.57
750 Free
31.30
7:36.49
800 Free
31.89
8:08.38
100 Free
1:03.19
850 Free
30.81
8:39.19
900 Free
31.16
9:10.35
100 Free
1:01.97
950 Free
31.07
9:41.42
1000 Free
28.85
10:10.27
100 Free
59.92
1050 Free
30.54
10:40.81
1100 Free
32.20
11:13.01
100 Free
1:02.74
1150 Free
32.06
11:45.07
1200 Free
32.31
12:17.38
100 Free
1:04.37
1250 Free
32.35
12:49.73
1300 Free
31.74
13:21.47
100 Free
1:04.09
1350 Free
31.95
13:53.42
1400 Free
32.15
14:25.57
100 Free
1:04.10
1450 Free
31.60
14:57.17
1500 Free
31.69
15:28.86
100 Free
1:03.29
1550 Free
31.38
16:00.24
1600 Free
30.07
16:30.31
100 Free
1:01.45
1650 Free
27.30
16:57.61
Back 100 Y 55.66 Analysis 18 01/15/2026 A AA: 53.59 (+2.07s | 3.7%) 9 63 507 1,000+
50 Back
26.45
26.45
100 Back
29.21
55.66
100 Back
55.66
Back 200 Y 2:03.57 Analysis 18 10/18/2025 BB A: 2:03.29 (+0.28s | 0.2%) 9 49 459 1,000+
50 Back
29.38
29.38
100 Back
32.10
1:01.48
100 Back
1:01.48
150 Back
32.77
1:34.25
200 Back
29.32
2:03.57
100 Back
1:02.09
Breast 50 Y 27.43 18 01/15/2026 3 24 135 365
Breast 100 Y 58.79 Analysis 18 12/18/2025 AA AAA: 58.69 (+0.10s | 0.2%) 2 19 196 596
50 Breast
27.72
27.72
100 Breast
31.07
58.79
100 Breast
58.79
Breast 200 Y 2:09.35 Analysis 18 12/18/2025 AA AAA: 2:07.49 (+1.86s | 1.4%) 2 15 185 515
50 Breast
28.55
28.55
100 Breast
32.98
1:01.53
100 Breast
1:01.53
150 Breast
34.21
1:35.74
200 Breast
33.61
2:09.35
100 Breast
1:07.82
Fly 50 Y 23.55 18 01/16/2025 5 24 125 406
Fly 100 Y 51.40 Analysis 18 12/05/2025 AA AAA: 51.39 (+0.01s | 0.0%) 8 30 213 664
50 Fly
24.03
24.03
100 Fly
27.37
51.40
100 Fly
51.40
Fly 200 Y 1:54.07 Analysis 18 12/18/2025 AAA AAAA: 1:49.79 (+4.28s | 3.8%) 6 13 130 395
50 Fly
25.04
25.04
100 Fly
28.90
53.94
100 Fly
53.94
150 Fly
30.09
1:24.03
200 Fly
30.04
1:54.07
100 Fly
1:00.13
IM 200 Y 1:57.63 Analysis 18 01/15/2026 AA AAA: 1:55.89 (+1.74s | 1.5%) 8 33 308 879
IM 400 Y 4:14.59 Analysis 18 11/22/2025 AA AAA: 4:09.39 (+5.20s | 2.0%) 6 24 240 723
50 Fly
25.76
25.76
100 Fly
29.69
55.45
100 Fly
55.45
150 Back
34.15
1:29.60
200 Back
33.39
2:02.99
100 Back
1:07.54
250 Breast
35.71
2:38.70
300 Breast
36.24
3:14.94
100 Breast
1:11.95
350 Free
30.13
3:45.07
400 Free
29.52
4:14.59
100 Free
59.65

Long course distance

Event Time Age Date Standard Next Standard King Aquatic Club Pacific Northwest Swimming Western Zone USA
Free 50 M 26.50 18 04/25/2025 A AA: 26.19 (+0.31s | 1.2%) 10 67 707 1,000+
Free 100 M 58.60 Analysis 18 05/31/2025 A AA: 57.39 (+1.21s | 2.1%) 11 93 887 1,000+
Free 200 M 2:06.21 Analysis 18 04/25/2025 A AA: 2:05.59 (+0.62s | 0.5%) 11 47 477 1,000+
50 Free
29.59
29.59
100 Free
33.23
1:02.82
100 Free
1:02.82
150 Free
32.61
1:35.43
200 Free
30.78
2:06.21
100 Free
1:03.39
Free 400 M 4:22.22 Analysis 18 04/25/2025 AA AAA: 4:16.49 (+5.73s | 2.2%) 5 19 225 544
Free 1500 M 17:12.85 Analysis 18 05/31/2025 AA AAA: 17:05.99 (+6.86s | 0.7%) 3 11 97 207
100 Free
1:03.94
1:03.94
100 Free
1:03.94
200 Free
1:07.49
2:11.43
100 Free
1:07.49
300 Free
1:08.08
3:19.51
100 Free
1:08.08
400 Free
1:08.83
4:28.34
100 Free
1:08.83
500 Free
1:09.95
5:38.29
100 Free
1:09.95
600 Free
1:10.25
6:48.54
100 Free
1:10.25
700 Free
1:10.41
7:58.95
100 Free
1:10.41
800 Free
1:10.49
9:09.44
100 Free
1:10.49
900 Free
1:09.68
10:19.12
100 Free
1:09.68
1000 Free
1:09.50
11:28.62
100 Free
1:09.50
1100 Free
1:10.41
12:39.03
100 Free
1:10.41
1200 Free
1:10.06
13:49.09
100 Free
1:10.06
1300 Free
1:10.24
14:59.33
100 Free
1:10.24
1400 Free
1:08.59
16:07.92
100 Free
1:08.59
1500 Free
1:04.93
17:12.85
100 Free
1:04.93
Breast 50 M 31.31 18 06/27/2025 2 11 87 191
Breast 100 M 1:09.45 Analysis 18 07/17/2025 AA AAA: 1:08.19 (+1.26s | 1.8%) 2 14 169 373
Breast 200 M 2:32.19 Analysis 18 05/16/2025 AA AAA: 2:28.59 (+3.60s | 2.4%) 2 10 136 312
Fly 50 M 26.31 18 04/25/2025 4 12 51 138
Fly 100 M 57.78 Analysis 18 05/31/2025 AAA AAAA: 55.99 (+1.79s | 3.1%) 4 12 79 184
Fly 200 M 2:09.10 Analysis 18 05/31/2025 AAA AAAA: 2:05.29 (+3.81s | 3.0%) 2 3 47 123
IM 200 M 2:16.72 Analysis 18 05/16/2025 AA AAA: 2:15.09 (+1.63s | 1.2%) 4 18 194 480
IM 400 M 4:48.21 Analysis 18 07/17/2025 AAA AAAA: 4:35.69 (+12.52s | 4.3%) 2 9 104 259

Above are the fastest times that William Ma 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.