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Mackenzie Duncan

Age: 15 years old
Age Category: 15-16
Team: Lake Erie Silver Dolphins | Lake Erie Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Lake Erie Silver Dolphins Lake Erie Swimming Central Zone USA

Long course distance

Event Time Age Date Standard Next Standard Lake Erie Silver Dolphins Lake Erie Swimming Central Zone USA
Free 50 M 29.78 15 05/16/2025 A AA: 29.59 (+0.19s | 0.6%) 1 19 264 1,000+
Free 100 M 1:07.49 Analysis 15 06/12/2025 BB A: 1:07.19 (+0.30s | 0.4%) 1 31 378 1,000+
50 Free
31.74
31.74
100 Free
35.75
1:07.49
100 Free
1:07.49
Free 200 M 2:29.15 Analysis 15 05/16/2025 BB A: 2:25.09 (+4.06s | 2.7%) 1 22 304 1,000+
50 Free
34.06
34.06
100 Free
38.27
1:12.33
100 Free
1:12.33
150 Free
38.64
1:50.97
200 Free
38.18
2:29.15
100 Free
1:16.82
Free 800 M 10:24.38 Analysis 15 08/03/2023 A AA: 10:05.99 (+18.39s | 2.9%) 1 7 104 608
100 Free
1:12.34
1:12.34
100 Free
1:12.34
200 Free
1:17.85
2:30.19
100 Free
1:17.85
300 Free
1:18.32
3:48.51
100 Free
1:18.32
400 Free
1:19.02
5:07.53
100 Free
1:19.02
500 Free
1:19.27
6:26.80
100 Free
1:19.27
600 Free
1:19.81
7:46.61
100 Free
1:19.81
700 Free
1:19.67
9:06.28
100 Free
1:19.67
800 Free
1:18.10
10:24.38
100 Free
1:18.10
Free 1500 M 19:46.12 Analysis 15 08/03/2023 A AA: 19:21.09 (+25.03s | 2.1%) 1 5 74 399
50 Free
34.20
34.20
100 Free
38.07
1:12.27
100 Free
1:12.27
150 Free
39.02
1:51.29
200 Free
39.19
2:30.48
100 Free
1:18.21
250 Free
39.27
3:09.75
300 Free
39.31
3:49.06
100 Free
1:18.58
350 Free
39.68
4:28.74
400 Free
39.15
5:07.89
100 Free
1:18.83
450 Free
39.58
5:47.47
500 Free
39.13
6:26.60
100 Free
1:18.71
550 Free
39.65
7:06.25
600 Free
39.29
7:45.54
100 Free
1:18.94
650 Free
39.71
8:25.25
700 Free
38.96
9:04.21
100 Free
1:18.67
750 Free
39.49
9:43.70
800 Free
39.45
10:23.15
100 Free
1:18.94
850 Free
39.78
11:02.93
900 Free
39.59
11:42.52
100 Free
1:19.37
950 Free
39.95
12:22.47
1000 Free
40.21
13:02.68
100 Free
1:20.16
1050 Free
40.15
13:42.83
1100 Free
40.32
14:23.15
100 Free
1:20.47
1150 Free
40.71
15:03.86
1200 Free
40.38
15:44.24
100 Free
1:21.09
1250 Free
40.64
16:24.88
1300 Free
40.24
17:05.12
100 Free
1:20.88
1350 Free
40.93
17:46.05
1400 Free
40.66
18:26.71
100 Free
1:21.59
1450 Free
39.96
19:06.67
1500 Free
39.45
19:46.12
100 Free
1:19.41
Back 50 M 35.71 15 08/03/2023 1 13 200 938
Back 100 M 1:11.99 Analysis 15 06/12/2025 A AA: 1:11.39 (+0.60s | 0.8%) 1 5 97 636
50 Back
33.80
33.80
100 Back
38.19
1:11.99
100 Back
1:11.99
Back 200 M 2:40.19 Analysis 15 06/12/2025 BB A: 2:40.09 (+0.10s | 0.1%) 1 4 118 837
50 Back
36.00
36.00
100 Back
40.90
1:16.90
100 Back
1:16.90
150 Back
41.31
1:58.21
200 Back
41.98
2:40.19
100 Back
1:23.29
Breast 100 M 1:30.58 Analysis 15 05/16/2025 BB A: 1:24.49 (+6.09s | 6.7%) 1 21 228 1,000+
50 Breast
43.52
43.52
100 Breast
47.06
1:30.58
100 Breast
1:30.58
Fly 100 M 1:22.08 Analysis 15 05/16/2025 B BB: 1:18.29 (+3.79s | 4.6%) 1 28 298 1,000+
50 Fly
37.62
37.62
100 Fly
44.46
1:22.08
100 Fly
1:22.08
IM 200 M 2:43.23 Analysis 15 06/12/2025 A AA: 2:36.99 (+6.24s | 3.8%) 1 15 176 1,000+
50 Fly
35.22
35.22
100 Back
41.12
1:16.34
100 IM
1:16.34
150 Breast
48.34
2:04.68
200 Free
38.55
2:43.23
100 IM
1:26.89

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