Mackenzie Sederland

Age: 12 years old
Age Category: 11-12
Team: Firestone Akron Swim Team | Lake Erie Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Firestone Akron Swim Team Lake Erie Swimming Central Zone USA
Free 1650 Y 19:30.59 11 12/14/2025 AAA AAAA: 18:50.59 (+40.00s | 3.4%) 1 1 5 49
50 Free
32.25
32.25
100 Free
35.98
1:08.24
100 Free
1:08.24
150 Free
36.54
1:44.78
200 Free
36.59
2:21.37
100 Free
1:13.13
250 Free
36.19
2:57.56
300 Free
36.32
3:33.88
100 Free
1:12.51
350 Free
36.74
4:10.62
400 Free
1:12.60
5:23.22
100 Free
1:49.34
450 Free
1:11.86
6:35.08
500 Free
36.20
7:11.28
100 Free
1:48.06
550 Free
36.18
7:47.46
600 Free
36.33
8:23.79
100 Free
1:12.51
650 Free
35.68
8:59.47
700 Free
36.24
9:35.71
100 Free
1:11.92
750 Free
36.35
10:12.06
800 Free
35.82
10:47.88
100 Free
1:12.17
850 Free
36.61
11:24.49
900 Free
36.16
12:00.65
100 Free
1:12.77
950 Free
36.49
12:37.14
1000 Free
36.29
13:13.43
100 Free
1:12.78
1050 Free
36.04
13:49.47
1100 Free
36.98
14:26.45
100 Free
1:13.02
1150 Free
36.18
15:02.63
1200 Free
36.31
15:38.94
100 Free
1:12.49
1250 Free
37.05
16:15.99
1300 Free
36.24
16:52.23
100 Free
1:13.29
1350 Free
36.19
17:28.42
1400 Free
35.56
18:03.98
100 Free
1:11.75
1450 Free
35.53
18:39.51
1500 Free
33.70
19:13.21
100 Free
1:09.23
1550 Free
17.38
19:30.59
1600 Free
24.97
19:55.56
100 Free
42.35
1650 Free
-24.-97
19:30.59
Back 100 Y 1:16.75 11 05/04/2025 BB A: 1:12.99 (+3.76s | 4.9%) 1 2 368 1,000+
50 Back
37.37
37.37
100 Back
39.38
1:16.75
100 Back
1:16.75
Breast 50 Y 38.37 11 05/04/2025 BB A: 37.69 (+0.68s | 1.8%) 1 1 194 1,000+
Breast 100 Y 1:24.74 11 05/04/2025 BB A: 1:22.19 (+2.55s | 3.0%) 1 2 220 1,000+
50 Breast
39.80
39.80
100 Breast
44.94
1:24.74
100 Breast
1:24.74
IM 200 Y 2:40.74 11 05/04/2025 BB A: 2:37.59 (+3.15s | 2.0%) 1 1 207 1,000+
50 Fly
35.62
35.62
100 Back
41.22
1:16.84
100 IM
1:16.84
150 Breast
46.96
2:03.80
200 Free
36.94
2:40.74
100 IM
1:23.90

Long course distance

Event Time Age Date Standard Next Standard Firestone Akron Swim Team Lake Erie Swimming Central Zone USA
Free 100 M 1:12.91 11 07/24/2025 A AA: 1:10.29 (+2.62s | 3.6%) 3 10 113 710
50 Free
34.76
34.76
100 Free
38.15
1:12.91
100 Free
1:12.91
Free 200 M 2:34.87 11 07/24/2025 A AA: 2:33.09 (+1.78s | 1.1%) 2 3 50 392
50 Free
35.68
35.68
100 Free
40.33
1:16.01
100 Free
1:16.01
150 Free
41.00
1:57.01
200 Free
37.86
2:34.87
100 Free
1:18.86
Free 400 M 5:25.92 11 07/24/2025 A AA: 5:22.79 (+3.13s | 1.0%) 1 2 37 300
50 Free
36.38
36.38
100 Free
41.57
1:17.95
100 Free
1:17.95
150 Free
41.23
1:59.18
200 Free
42.49
2:41.67
100 Free
1:23.72
250 Free
42.01
3:23.68
300 Free
42.31
4:05.99
100 Free
1:24.32
350 Free
40.71
4:46.70
400 Free
39.22
5:25.92
100 Free
1:19.93
Back 50 M 39.49 11 06/12/2025 BB A: 38.39 (+1.10s | 2.8%) 2 12 130 758
Back 100 M 1:22.02 11 07/24/2025 A AA: 1:20.79 (+1.23s | 1.5%) 2 5 59 420
50 Back
39.88
39.88
100 Back
42.14
1:22.02
100 Back
1:22.02
Back 200 M 2:55.60 11 06/12/2025 A AA: 2:50.99 (+4.61s | 2.6%) 1 3 32 206
50 Back
40.92
40.92
100 Back
45.69
1:26.61
100 Back
1:26.61
150 Back
44.86
2:11.47
200 Back
44.13
2:55.60
100 Back
1:28.99
Breast 50 M 42.64 11 05/10/2025 A AA: 40.89 (+1.75s | 4.1%) 1 1 37 373
Breast 100 M 1:33.08 11 07/24/2025 A AA: 1:29.99 (+3.09s | 3.3%) 1 1 36 330
50 Breast
44.02
44.02
100 Breast
49.06
1:33.08
100 Breast
1:33.08
Breast 200 M 3:17.13 11 07/24/2025 A AA: 3:14.49 (+2.64s | 1.3%) 1 2 22 154
50 Breast
45.35
45.35
100 Breast
50.24
1:35.59
100 Breast
1:35.59
150 Breast
52.31
2:27.90
200 Breast
49.23
3:17.13
100 Breast
1:41.54
Fly 50 M 37.18 11 07/24/2025 BB A: 35.79 (+1.39s | 3.7%) 2 8 108 766
IM 200 M 2:53.92 11 07/24/2025 A AA: 2:52.99 (+0.93s | 0.5%) 1 1 30 319
50 Fly
37.18
37.18
100 Back
46.62
1:23.80
100 IM
1:23.80
150 Breast
50.81
2:14.61
200 Free
39.31
2:53.92
100 IM
1:30.12

Above are the fastest times that Mackenzie Sederland 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.