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Sophia Achterkirchen

Age: 15 years old
Age Category: 15-16
Team: Palo Alto Stanford Aquatics | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 50 Y 26.26 15 02/14/2025 A AA: 26.09 (+0.17s | 0.6%) 21 157 799 1,000+
Free 100 Y 54.85 Analysis 15 03/20/2026 AA AAA: 53.99 (+0.86s | 1.6%) 9 75 349 1,000+
50 Free
26.70
26.70
100 Free
28.15
54.85
100 Free
54.85
Free 200 Y 1:56.45 Analysis 15 04/09/2026 AAA AAAA: 1:51.79 (+4.66s | 4.0%) 4 38 176 604
50 Free
26.92
26.92
100 Free
29.64
56.56
100 Free
56.56
150 Free
30.04
1:26.60
200 Free
29.85
1:56.45
100 Free
59.89
Free 500 Y 5:01.38 Analysis 15 04/09/2026 AAA AAAA: 5:00.79 (+0.59s | 0.2%) 1 9 32 142
50 Free
28.08
28.08
100 Free
30.47
58.55
100 Free
58.55
150 Free
30.62
1:29.17
200 Free
30.68
1:59.85
100 Free
1:01.30
250 Free
30.76
2:30.61
300 Free
30.36
3:00.97
100 Free
1:01.12
350 Free
30.48
3:31.45
400 Free
30.59
4:02.04
100 Free
1:01.07
450 Free
30.05
4:32.09
500 Free
29.29
5:01.38
100 Free
59.34
Free 1000 Y 10:36.06 Analysis 15 04/09/2026 AAA AAAA: 10:24.69 (+11.37s | 1.8%) 1 19 53 236
50 Free
27.46
27.46
100 Free
30.50
57.96
100 Free
57.96
150 Free
30.85
1:28.81
200 Free
31.37
2:00.18
100 Free
1:02.22
250 Free
31.63
2:31.81
300 Free
31.67
3:03.48
100 Free
1:03.30
350 Free
31.97
3:35.45
400 Free
31.83
4:07.28
100 Free
1:03.80
450 Free
32.24
4:39.52
500 Free
32.12
5:11.64
100 Free
1:04.36
550 Free
32.21
5:43.85
600 Free
32.45
6:16.30
100 Free
1:04.66
650 Free
32.63
6:48.94
700 Free
32.54
7:21.48
100 Free
1:05.17
750 Free
32.06
7:53.54
800 Free
32.59
8:26.13
100 Free
1:04.65
850 Free
33.02
8:59.15
900 Free
32.25
9:31.40
100 Free
1:05.27
950 Free
32.88
10:04.28
1000 Free
31.78
10:36.06
100 Free
1:04.66
Free 1650 Y 17:52.60 Analysis 15 02/13/2026 AAA AAAA: 17:26.89 (+25.71s | 2.4%) 2 18 64 223
50 Free
28.96
28.96
100 Free
32.27
1:01.23
100 Free
1:01.23
150 Free
31.92
1:33.15
200 Free
32.15
2:05.30
100 Free
1:04.07
250 Free
32.42
2:37.72
300 Free
31.95
3:09.67
100 Free
1:04.37
350 Free
32.06
3:41.73
400 Free
32.34
4:14.07
100 Free
1:04.40
450 Free
32.15
4:46.22
500 Free
32.37
5:18.59
100 Free
1:04.52
550 Free
32.79
5:51.38
600 Free
32.61
6:23.99
100 Free
1:05.40
650 Free
32.91
6:56.90
700 Free
32.20
7:29.10
100 Free
1:05.11
750 Free
32.37
8:01.47
800 Free
32.80
8:34.27
100 Free
1:05.17
850 Free
32.71
9:06.98
900 Free
32.45
9:39.43
100 Free
1:05.16
950 Free
33.18
10:12.61
1000 Free
32.88
10:45.49
100 Free
1:06.06
1050 Free
33.09
11:18.58
1100 Free
33.06
11:51.64
100 Free
1:06.15
1150 Free
33.57
12:25.21
1200 Free
33.00
12:58.21
100 Free
1:06.57
1250 Free
33.12
13:31.33
1300 Free
32.92
14:04.25
100 Free
1:06.04
1350 Free
33.17
14:37.42
1400 Free
33.32
15:10.74
100 Free
1:06.49
1450 Free
32.74
15:43.48
1500 Free
32.46
16:15.94
100 Free
1:05.20
1550 Free
33.10
16:49.04
1600 Free
32.37
17:21.41
100 Free
1:05.47
1650 Free
31.19
17:52.60
Back 50 Y 35.91 15 09/30/2023 B: 35.29 (+0.62s | 1.7%) 43 369 1,000+ 1,000+
Back 100 Y 1:06.46 Analysis 15 01/24/2026 BB A: 1:04.09 (+2.37s | 3.6%) 20 165 867 1,000+
50 Back
32.60
32.60
100 Back
33.86
1:06.46
100 Back
1:06.46
Back 200 Y 2:48.50 Analysis 15 12/17/2023 B: 2:42.19 (+6.31s | 3.7%) 35 366 1,000+ 1,000+
50 Back
40.28
40.28
100 Back
42.75
1:23.03
100 Back
1:23.03
150 Back
43.28
2:06.31
200 Back
42.19
2:48.50
100 Back
1:25.47
Breast 50 Y 48.98 15 02/04/2023 B: 41.09 (+7.89s | 16.1%) 57 646 1,000+ 1,000+
Breast 100 Y 1:57.24 Analysis 15 03/23/2024 B: 1:25.89 (+31.35s | 26.7%) 59 816 1,000+ 1,000+
50 Breast
54.90
54.90
100 Breast
1:02.34
1:57.24
100 Breast
1:57.24
Fly 50 Y 28.86 15 07/21/2024 A AA: 28.59 (+0.27s | 0.9%) 13 106 502 1,000+
Fly 100 Y 59.98 Analysis 15 03/20/2026 AA AAA: 58.39 (+1.59s | 2.7%) 6 55 238 827
50 Fly
28.54
28.54
100 Fly
31.44
59.98
100 Fly
59.98
Fly 200 Y 2:10.22 Analysis 15 03/20/2026 AAA AAAA: 2:04.39 (+5.83s | 4.5%) 4 22 92 322
50 Fly
29.37
29.37
100 Fly
33.55
1:02.92
100 Fly
1:02.92
150 Fly
34.17
1:37.09
200 Fly
33.13
2:10.22
100 Fly
1:07.30
IM 200 Y 3:15.78 Analysis 15 09/17/2022 B: 2:46.19 (+29.59s | 15.1%) 55 715 1,000+ 1,000+
IM 400 Y 4:40.94 Analysis 15 03/20/2026 AA AAA: 4:38.99 (+1.95s | 0.7%) 3 40 160 524
50 Fly
29.23
29.23
100 Fly
32.92
1:02.15
100 Fly
1:02.15
150 Back
36.26
1:38.41
200 Back
34.90
2:13.31
100 Back
1:11.16
250 Breast
45.44
2:58.75
300 Breast
43.93
3:42.68
100 Breast
1:29.37
350 Free
29.18
4:11.86
400 Free
29.08
4:40.94
100 Free
58.26

Long course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 50 M 29.14 15 06/12/2026 AA AAA: 28.29 (+0.85s | 2.9%) 13 93 401 1,000+
Free 100 M 1:00.57 Analysis 15 07/10/2026 AAA AAAA: 58.79 (+1.78s | 2.9%) 2 25 108 300
50 Free
29.47
29.47
100 Free
31.10
1:00.57
100 Free
1:00.57
Free 200 M 2:05.13 Analysis 15 07/10/2026 AAAA 1 5 13 33
50 Free
28.94
28.94
100 Free
31.59
1:00.53
100 Free
1:00.53
150 Free
32.28
1:32.81
200 Free
32.32
2:05.13
100 Free
1:04.60
Free 400 M 4:23.66 Analysis 15 07/10/2026 AAAA 1 4 6 19
50 Free
30.38
30.38
100 Free
33.11
1:03.49
100 Free
1:03.49
150 Free
33.59
1:37.08
200 Free
33.32
2:10.40
100 Free
1:06.91
250 Free
33.63
2:44.03
300 Free
33.60
3:17.63
100 Free
1:07.23
350 Free
33.52
3:51.15
400 Free
32.51
4:23.66
100 Free
1:06.03
Free 800 M 9:28.80 Analysis 15 07/10/2026 AAA AAAA: 9:13.29 (+15.51s | 2.7%) 1 10 35 121
Free 1500 M 17:49.10 Analysis 15 07/10/2026 AAA AAAA: 17:40.09 (+9.01s | 0.8%) 1 5 13 50
50 Free
31.87
31.87
100 Free
35.50
1:07.37
100 Free
1:07.37
150 Free
35.70
1:43.07
200 Free
35.51
2:18.58
100 Free
1:11.21
250 Free
35.67
2:54.25
300 Free
35.46
3:29.71
100 Free
1:11.13
350 Free
35.76
4:05.47
400 Free
35.69
4:41.16
100 Free
1:11.45
450 Free
36.02
5:17.18
500 Free
35.96
5:53.14
100 Free
1:11.98
550 Free
35.23
6:28.37
600 Free
36.22
7:04.59
100 Free
1:11.45
650 Free
36.01
7:40.60
700 Free
35.88
8:16.48
100 Free
1:11.89
750 Free
35.80
8:52.28
800 Free
36.52
9:28.80
100 Free
1:12.32
850 Free
35.87
10:04.67
900 Free
36.30
10:40.97
100 Free
1:12.17
950 Free
35.99
11:16.96
1000 Free
36.14
11:53.10
100 Free
1:12.13
1050 Free
36.36
12:29.46
1100 Free
36.05
13:05.51
100 Free
1:12.41
1150 Free
35.90
13:41.41
1200 Free
35.93
14:17.34
100 Free
1:11.83
1250 Free
34.89
14:52.23
1300 Free
37.01
15:29.24
100 Free
1:11.90
1350 Free
35.49
16:04.73
1400 Free
35.47
16:40.20
100 Free
1:10.96
1450 Free
24.37
17:04.57
1500 Free
44.53
17:49.10
100 Free
1:08.90
Back 50 M 37.74 15 05/16/2025 BB A: 35.29 (+2.45s | 6.5%) 18 137 822 1,000+
Back 100 M 1:13.12 Analysis 15 07/10/2026 A AA: 1:11.39 (+1.73s | 2.4%) 12 72 359 1,000+
50 Back
35.96
35.96
100 Back
37.16
1:13.12
100 Back
1:13.12
Breast 50 M 1:10.93 15 04/30/2022 B: 46.19 (+24.74s | 34.9%) 47 529 1,000+ 1,000+
Breast 200 M 4:03.30 Analysis 15 06/27/2025 B: 3:32.49 (+30.81s | 12.7%) 36 353 1,000+ 1,000+
Fly 50 M 32.10 15 05/16/2025 A AA: 32.09 (+0.01s | 0.0%) 12 70 369 1,000+
Fly 100 M 1:08.06 Analysis 15 06/12/2026 AA AAA: 1:06.29 (+1.77s | 2.6%) 6 39 174 526
Fly 200 M 2:48.69 Analysis 15 07/11/2025 BB A: 2:40.99 (+7.70s | 4.6%) 6 63 297 892
IM 200 M 2:33.38 Analysis 15 07/10/2026 AA AAA: 2:30.19 (+3.19s | 2.1%) 4 51 199 591
IM 400 M 6:01.94 Analysis 15 06/27/2025 BB A: 5:46.89 (+15.05s | 4.2%) 10 112 551 1,000+

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