Emma Nakamaru

Age: 12 years old
Age Category: 11-12
Team: Inland Coastal Aquatic Club | San Diego-Imperial Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Inland Coastal Aquatic Club San Diego-Imperial Swimming Western Zone USA
Free 50 Y 28.15 11 10/05/2024 A AA: 28.09 (+0.06s | 0.2%) 1 21 396 1,000+
Free 100 Y 59.76 12 11/08/2025 AA AAA: 58.69 (+1.07s | 1.8%) 1 8 190 795
50 Free
29.33
29.33
100 Free
30.43
59.76
100 Free
59.76
Free 200 Y 2:06.23 12 12/19/2025 AAA AAAA: 2:01.89 (+4.34s | 3.4%) 1 5 66 260
50 Free
29.16
29.16
100 Free
31.57
1:00.73
100 Free
1:00.73
150 Free
33.41
1:34.14
200 Free
32.09
2:06.23
100 Free
1:05.50
Free 500 Y 5:29.40 12 01/31/2026 AAA AAAA: 5:27.69 (+1.71s | 0.5%) 1 2 32 116
Free 1000 Y 11:24.95 12 01/17/2026 AAA AAAA: 11:16.99 (+7.96s | 1.2%) 1 5 33 70
50 Free
31.49
31.49
100 Free
33.85
1:05.34
100 Free
1:05.34
150 Free
34.30
1:39.64
200 Free
34.30
2:13.94
100 Free
1:08.60
250 Free
34.40
2:48.34
300 Free
34.45
3:22.79
100 Free
1:08.85
350 Free
34.86
3:57.65
400 Free
34.94
4:32.59
100 Free
1:09.80
450 Free
34.99
5:07.58
500 Free
34.85
5:42.43
100 Free
1:09.84
550 Free
34.31
6:16.74
600 Free
34.33
6:51.07
100 Free
1:08.64
650 Free
34.55
7:25.62
700 Free
34.50
8:00.12
100 Free
1:09.05
750 Free
34.89
8:35.01
800 Free
35.91
9:10.92
100 Free
1:10.80
850 Free
33.75
9:44.67
900 Free
33.87
10:18.54
100 Free
1:07.62
950 Free
33.96
10:52.50
1000 Free
32.45
11:24.95
100 Free
1:06.41
Back 50 Y 31.56 12 10/04/2025 AA AAA: 30.49 (+1.07s | 3.4%) 1 12 172 625
Back 100 Y 1:06.73 12 12/19/2025 AA AAA: 1:06.19 (+0.54s | 0.8%) 1 5 118 506
50 Back
32.68
32.68
100 Back
34.04
1:06.73
100 Back
1:06.73
Back 200 Y 2:20.62 12 12/19/2025 AAA AAAA: 2:14.59 (+6.03s | 4.3%) 1 4 43 123
Breast 50 Y 36.83 11 10/05/2024 A AA: 36.19 (+0.64s | 1.7%) 1 14 259 891
Breast 100 Y 1:17.95 11 12/21/2024 AA AAA: 1:15.09 (+2.86s | 3.7%) 1 8 175 645
50 Breast
37.11
37.11
100 Breast
40.84
1:17.95
100 Breast
1:17.95
Breast 200 Y 2:45.23 11 12/21/2024 AA AAA: 2:41.69 (+3.54s | 2.1%) 1 5 72 255
50 Breast
38.02
38.02
100 Breast
42.18
1:20.20
100 Breast
1:20.20
150 Breast
42.71
2:02.91
200 Breast
42.32
2:45.23
100 Breast
1:25.03
Fly 50 Y 30.50 12 10/04/2025 A AA: 30.29 (+0.21s | 0.7%) 1 15 223 764
Fly 100 Y 1:06.07 12 10/24/2025 AA AAA: 1:05.19 (+0.88s | 1.3%) 1 7 135 458
50 Fly
31.57
31.57
100 Fly
34.50
1:06.07
100 Fly
1:06.07
Fly 200 Y 2:23.66 12 12/19/2025 AAA AAAA: 2:17.59 (+6.07s | 4.2%) 1 3 27 79
50 Fly
32.52
32.52
100 Fly
36.45
1:08.97
100 Fly
1:08.97
150 Fly
37.91
1:46.88
200 Fly
36.78
2:23.66
100 Fly
1:14.69
IM 100 Y 1:07.56 11 10/05/2024 AA AAA: 1:06.99 (+0.57s | 0.8%) 1 6 99 294
50 IM
31.96
31.96
100 IM
35.60
1:07.56
100 IM
1:07.56
IM 200 Y 2:23.48 11 12/21/2024 AAA AAAA: 2:17.89 (+5.59s | 3.9%) 1 3 79 307
50 Fly
31.66
31.66
100 Back
37.15
1:08.81
100 IM
1:08.81
150 Breast
42.96
1:51.77
200 Free
31.71
2:23.48
100 IM
1:14.67
IM 400 Y 5:01.33 12 10/24/2025 AAA AAAA: 4:53.79 (+7.54s | 2.5%) 1 2 34 92
50 Fly
32.10
32.10
100 Fly
36.89
1:08.99
100 Fly
1:08.99
150 Back
40.49
1:49.48
200 Back
37.91
2:27.39
100 Back
1:18.40
250 Breast
44.63
3:12.02
300 Breast
44.22
3:56.24
100 Breast
1:28.85
350 Free
33.06
4:29.30
400 Free
32.03
5:01.33
100 Free
1:05.09

Long course distance

Event Time Age Date Standard Next Standard Inland Coastal Aquatic Club San Diego-Imperial Swimming Western Zone USA
Free 50 M 31.97 11 04/25/2025 A AA: 31.89 (+0.08s | 0.3%) 1 9 212 460
Free 100 M 1:06.08 12 07/24/2025 AAA AAAA: 1:04.19 (+1.89s | 2.9%) 1 2 41 82
50 Free
32.29
32.29
100 Free
33.78
1:06.08
100 Free
1:06.08
Free 200 M 2:25.21 12 08/06/2025 AAA AAAA: 2:19.79 (+5.42s | 3.7%) 1 4 53 106
Free 400 M 5:00.23 12 08/06/2025 AAA AAAA: 4:54.69 (+5.54s | 1.8%) 1 1 27 50
100 Free
1:12.48
1:12.48
100 Free
1:12.48
200 Free
1:17.35
2:29.83
100 Free
1:17.35
300 Free
1:15.78
3:45.61
100 Free
1:15.78
400 Free
1:14.62
5:00.23
100 Free
1:14.62
Back 50 M 35.17 12 08/06/2025 AAA AAAA: 33.59 (+1.58s | 4.5%) 1 3 42 104
Back 100 M 1:16.08 12 07/24/2025 AAA AAAA: 1:12.89 (+3.19s | 4.2%) 1 1 45 101
50 Back
37.42
37.42
100 Back
38.65
1:16.07
100 Back
1:16.07
Back 200 M 2:48.75 11 04/25/2025 AA AAA: 2:43.49 (+5.26s | 3.1%) 1 2 43 99
50 Back
39.65
39.65
100 Back
42.95
1:22.60
100 Back
1:22.60
150 Back
43.94
2:06.54
200 Back
42.21
2:48.75
100 Back
1:26.15
Breast 100 M 1:28.92 12 07/24/2025 AA AAA: 1:25.89 (+3.03s | 3.4%) 1 4 80 166
50 Breast
42.73
42.73
100 Breast
46.19
1:28.92
100 Breast
1:28.92
Breast 200 M 3:09.80 12 07/24/2025 AA AAA: 3:06.09 (+3.71s | 2.0%) 1 4 50 88
50 Breast
45.55
45.55
100 Breast
48.28
1:33.83
100 Breast
1:33.83
150 Breast
49.04
2:22.87
200 Breast
46.93
3:09.80
100 Breast
1:35.97
Fly 50 M 35.08 12 07/11/2025 A AA: 34.29 (+0.79s | 2.3%) 1 14 205 400
Fly 100 M 1:13.47 12 07/24/2025 AAA AAAA: 1:10.79 (+2.68s | 3.6%) 1 3 33 81
50 Fly
35.38
35.38
100 Fly
38.09
1:13.47
100 Fly
1:13.47
IM 200 M 2:42.30 12 08/06/2025 AAA AAAA: 2:37.99 (+4.31s | 2.7%) 1 2 38 75
IM 400 M 5:40.81 12 07/24/2025 AAA AAAA: 5:36.69 (+4.12s | 1.2%) 1 2 13 19

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