Koki Yamamoto

Age: 15 years old
Age Category: 15-16
Team: Dads Club Swim Team | Gulf Swimming
Participation: 17 meets 86 events

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Gulf Swimming Dads Club Swim Team
Free 50 Y 24.49 15 02/28/2025 BB A: 24.19 (+0.30s | 1.2%) 207 18
Free 100 Y 54.00 15 12/05/2024 BB A: 53.19 (+0.81s | 1.5%) 228 19
50 Free
26.32
26.32
100 Free
27.68
54.00
100 Free
54.00
Free 200 Y 1:53.69 15 01/10/2025 A AA: 1:51.79 (+1.90s | 1.7%) 116 14
50 Free
26.58
26.58
100 Free
28.44
55.02
100 Free
55.02
150 Free
29.40
1:24.42
200 Free
29.27
1:53.69
100 Free
58.67
Free 500 Y 5:07.18 15 12/05/2024 A AA: 5:02.69 (+4.49s | 1.5%) 78 8
50 Free
28.01
28.01
100 Free
30.61
58.62
100 Free
58.62
150 Free
30.64
1:29.26
200 Free
31.20
2:00.46
100 Free
1:01.84
250 Free
31.51
2:31.97
300 Free
31.40
3:03.37
100 Free
1:02.91
350 Free
31.34
3:34.71
400 Free
30.98
4:05.69
100 Free
1:02.32
450 Free
31.37
4:37.06
500 Free
30.12
5:07.18
100 Free
1:01.49
Back 100 Y 1:03.47 15 11/02/2024 B BB: 1:02.69 (+0.78s | 1.2%) 212 16
50 Back
31.50
31.50
100 Back
31.97
1:03.47
100 Back
1:03.47
Back 200 Y 2:33.02 14 10/13/2023 B: 2:27.59 (+5.43s | 3.5%) 288 23
50 Back
35.33
35.33
100 Back
38.52
1:13.85
100 Back
1:13.85
150 Back
40.06
1:53.91
200 Back
39.11
2:33.02
100 Back
1:19.17
Breast 100 Y 59.84 15 12/05/2024 AAA AAAA: 57.69 (+2.15s | 3.6%) 13 2
50 Breast
28.47
28.47
100 Breast
31.37
59.84
100 Breast
59.84
Breast 200 Y 2:12.89 15 02/28/2025 AA AAA: 2:11.29 (+1.60s | 1.2%) 14 2
50 Breast
29.98
29.98
100 Breast
33.38
1:03.36
100 Breast
1:03.36
150 Breast
35.41
1:38.77
200 Breast
34.12
2:12.89
100 Breast
1:09.53
Fly 100 Y 55.59 15 02/28/2025 A AA: 55.19 (+0.40s | 0.7%) 77 9
50 Fly
26.44
26.44
100 Fly
29.15
55.59
100 Fly
55.59
IM 200 Y 2:01.38 15 02/28/2025 AA AAA: 1:58.59 (+2.79s | 2.3%) 34 6
50 Fly
26.51
26.51
100 Back
32.46
58.97
100 IM
58.97
150 Breast
33.39
1:32.36
200 Free
29.02
2:01.38
100 IM
1:02.41
IM 400 Y 4:16.82 15 02/28/2025 AA AAA: 4:13.19 (+3.63s | 1.4%) 24 4

Long course distance

Event Time Age Date Standard Next Standard Gulf Swimming Dads Club Swim Team
Free 50 M 28.71 14 06/07/2024 BB A: 28.19 (+0.52s | 1.8%) 216 20
Free 100 M 1:02.47 14 07/12/2024 BB A: 1:01.49 (+0.98s | 1.6%) 188 18
Free 200 M 2:12.49 14 07/12/2024 A AA: 2:08.69 (+3.80s | 2.9%) 79 9
Free 400 M 4:54.95 14 06/20/2024 BB A: 4:46.39 (+8.56s | 2.9%) 101 10
Back 200 M 2:40.36 14 06/20/2024 B BB: 2:39.99 (+0.37s | 0.2%) 133 7
Breast 100 M 1:14.25 14 06/20/2024 A AA: 1:13.49 (+0.76s | 1.0%) 33 4
50 Breast
34.99
34.99
100 Breast
39.26
1:14.25
100 Breast
1:14.25
Breast 200 M 2:44.43 14 06/20/2024 A AA: 2:39.79 (+4.64s | 2.8%) 31 4
50 Breast
37.62
37.62
100 Breast
42.50
1:20.12
100 Breast
1:20.12
150 Breast
42.62
2:02.74
200 Breast
41.69
2:44.43
100 Breast
1:24.31
Fly 100 M 1:05.10 14 06/20/2024 A AA: 1:03.09 (+2.01s | 3.1%) 67 7
50 Fly
31.28
31.28
100 Fly
33.82
1:05.10
100 Fly
1:05.10
IM 200 M 2:26.59 15 04/12/2025 A AA: 2:24.69 (+1.90s | 1.3%) 58 6

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