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Oskar Kosloff

Age: 15 years old
Age Category: 15-16
Team: Rose Bowl Aquatics | Southern California Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Rose Bowl Aquatics Southern California Swimming Western Zone USA
Free 50 Y 28.40 15 03/16/2023 B: 28.29 (+0.11s | 0.4%) 26 455 1,000+ 1,000+
Free 200 Y 1:51.53 Analysis 15 12/12/2025 AA AAA: 1:46.89 (+4.64s | 4.2%) 13 112 493 1,000+
50 Free
26.14
26.14
100 Free
28.09
54.23
100 Free
54.23
150 Free
28.81
1:23.04
200 Free
28.49
1:51.53
100 Free
57.30
Free 500 Y 4:52.62 Analysis 15 10/31/2025 AA AAA: 4:49.49 (+3.13s | 1.1%) 7 59 219 641
50 Free
26.34
26.34
100 Free
29.07
55.41
100 Free
55.41
150 Free
29.37
1:24.78
200 Free
29.12
1:53.90
100 Free
58.49
250 Free
29.51
2:23.41
300 Free
29.72
2:53.13
100 Free
59.23
350 Free
30.15
3:23.28
400 Free
30.29
3:53.57
100 Free
1:00.44
450 Free
30.21
4:23.78
500 Free
28.84
4:52.62
100 Free
59.05
Free 1000 Y 10:07.07 Analysis 15 12/12/2025 AA AAA: 10:06.39 (+0.68s | 0.1%) 9 53 149 474
50 Free
27.10
27.10
100 Free
29.26
56.36
100 Free
56.36
150 Free
30.13
1:26.49
200 Free
30.48
1:56.97
100 Free
1:00.61
250 Free
30.69
2:27.66
300 Free
31.09
2:58.75
100 Free
1:01.78
350 Free
31.20
3:29.95
400 Free
30.65
4:00.60
100 Free
1:01.85
450 Free
30.41
4:31.01
500 Free
30.99
5:02.00
100 Free
1:01.40
550 Free
30.93
5:32.94
600 Free
30.60
6:03.54
100 Free
1:01.53
650 Free
30.35
6:33.89
700 Free
30.59
7:04.48
100 Free
1:00.94
750 Free
31.09
7:35.57
800 Free
30.72
8:06.29
100 Free
1:01.81
850 Free
30.60
8:36.89
900 Free
30.43
9:07.32
100 Free
1:01.03
950 Free
30.40
9:37.72
1000 Free
29.35
10:07.07
100 Free
59.75
Breast 50 Y 39.23 15 12/09/2022 B: 36.69 (+2.54s | 6.5%) 17 210 1,000+ 1,000+
Breast 100 Y 1:06.14 Analysis 15 03/13/2025 BB A: 1:05.89 (+0.25s | 0.4%) 19 135 609 1,000+
50 Breast
31.00
31.00
100 Breast
35.14
1:06.14
100 Breast
1:06.14
Breast 200 Y 2:18.30 Analysis 15 10/31/2025 A AA: 2:17.29 (+1.01s | 0.7%) 14 66 279 830
50 Breast
31.55
31.55
100 Breast
34.82
1:06.37
100 Breast
1:06.37
150 Breast
35.80
1:42.17
200 Breast
36.13
2:18.30
100 Breast
1:11.93
Fly 50 Y 32.63 15 12/09/2022 B: 31.59 (+1.04s | 3.2%) 11 228 1,000+ 1,000+
Fly 100 Y 58.87 Analysis 15 01/25/2025 BB A: 57.59 (+1.28s | 2.2%) 19 186 879 1,000+
50 Fly
27.90
27.90
100 Fly
30.97
58.87
100 Fly
58.87
Fly 200 Y 2:03.45 Analysis 15 12/12/2025 A AA: 2:03.39 (+0.06s | 0.0%) 6 50 240 731
50 Fly
27.90
27.90
100 Fly
31.48
59.38
100 Fly
59.38
150 Fly
32.25
1:31.63
200 Fly
31.82
2:03.45
100 Fly
1:04.07
IM 200 Y 2:04.73 Analysis 15 10/31/2025 A AA: 2:03.99 (+0.74s | 0.6%) 16 106 429 1,000+
50 Fly
26.89
26.89
100 Back
32.77
59.66
100 IM
59.66
150 Breast
36.34
1:36.00
200 Free
28.73
2:04.73
100 IM
1:05.07
IM 300 Y 3:28.67 Analysis 15 01/25/2025 4 11 11 11
50 IM
28.84
28.84
100 IM
35.47
1:04.31
100 IM
1:04.31
150 IM
36.75
1:41.06
200 IM
39.38
2:20.44
100 IM
1:16.13
250 IM
36.84
2:57.28
300 IM
31.39
3:28.67
100 IM
1:08.23
IM 400 Y 4:21.74 Analysis 15 12/12/2025 AA AAA: 4:13.19 (+8.55s | 3.3%) 8 59 210 665
50 Fly
27.51
27.51
100 Fly
31.43
58.94
100 Fly
58.94
150 Back
34.65
1:33.59
200 Back
35.09
2:08.68
100 Back
1:09.74
250 Breast
35.83
2:44.51
300 Breast
37.46
3:21.97
100 Breast
1:13.29
350 Free
30.64
3:52.61
400 Free
29.13
4:21.74
100 Free
59.77

Long course distance

Event Time Age Date Standard Next Standard Rose Bowl Aquatics Southern California Swimming Western Zone USA
Free 50 M 29.62 15 07/25/2024 BB A: 28.19 (+1.43s | 4.8%) 30 387 1,000+ 1,000+
Free 100 M 1:03.25 Analysis 15 07/25/2024 BB A: 1:01.49 (+1.76s | 2.8%) 28 326 1,000+ 1,000+
Free 200 M 2:02.57 Analysis 15 07/23/2026 AAA AAAA: 1:57.49 (+5.08s | 4.1%) 7 56 174 489
50 Free
28.78
28.78
100 Free
31.16
59.94
100 Free
59.94
150 Free
31.41
1:31.35
200 Free
31.22
2:02.57
100 Free
1:02.63
Free 400 M 4:21.95 Analysis 15 07/23/2026 AAA AAAA: 4:10.59 (+11.36s | 4.3%) 6 62 167 441
50 Free
28.82
28.82
100 Free
31.80
1:00.62
100 Free
1:00.62
150 Free
32.57
1:33.19
200 Free
33.55
2:06.74
100 Free
1:06.12
250 Free
33.45
2:40.19
300 Free
34.13
3:14.32
100 Free
1:07.58
350 Free
34.46
3:48.78
400 Free
33.17
4:21.95
100 Free
1:07.63
Free 800 M 9:34.86 Analysis 15 06/18/2026 A AA: 9:29.99 (+4.87s | 0.8%) 12 98 282 723
50 Free
30.81
30.81
100 Free
32.78
1:03.59
100 Free
1:03.59
150 Free
33.39
1:36.98
200 Free
33.62
2:10.60
100 Free
1:07.01
250 Free
33.93
2:44.53
300 Free
33.78
3:18.31
100 Free
1:07.71
350 Free
34.57
3:52.88
400 Free
33.61
4:26.49
100 Free
1:08.18
450 Free
45.41
5:11.90
500 Free
38.50
5:50.40
100 Free
1:23.91
550 Free
38.48
6:28.88
600 Free
37.34
7:06.22
100 Free
1:15.82
650 Free
38.63
7:44.85
700 Free
37.64
8:22.49
100 Free
1:16.27
750 Free
36.89
8:59.38
800 Free
35.48
9:34.86
100 Free
1:12.37
Breast 50 M 39.00 15 07/20/2023 B BB: 38.79 (+0.21s | 0.5%) 18 174 860 1,000+
Breast 100 M 1:14.54 Analysis 15 07/23/2025 A AA: 1:13.49 (+1.05s | 1.4%) 17 110 365 912
Breast 200 M 2:39.85 Analysis 15 07/23/2025 A AA: 2:39.79 (+0.06s | 0.0%) 13 75 227 562
50 Breast
35.47
35.47
100 Breast
40.53
1:16.00
100 Breast
1:16.00
150 Breast
41.31
1:57.31
200 Breast
42.54
2:39.85
100 Breast
1:23.85
Fly 50 M 28.46 15 07/23/2026 AA AAA: 27.99 (+0.47s | 1.7%) 9 79 309 835
Fly 100 M 1:03.85 Analysis 15 07/23/2025 A AA: 1:03.09 (+0.76s | 1.2%) 13 115 424 1,000+
50 Fly
30.06
30.06
100 Fly
33.79
1:03.85
100 Fly
1:03.85
Fly 200 M 2:18.41 Analysis 15 07/23/2026 AA AAA: 2:14.89 (+3.52s | 2.5%) 4 39 127 378
50 Fly
31.33
31.33
100 Fly
34.59
1:05.92
100 Fly
1:05.92
150 Fly
36.31
1:42.23
200 Fly
36.18
2:18.41
100 Fly
1:12.49
IM 200 M 2:18.95 Analysis 15 07/23/2026 AA AAA: 2:18.39 (+0.56s | 0.4%) 8 66 182 496
IM 400 M 5:01.94 Analysis 15 07/23/2026 AA AAA: 4:54.39 (+7.55s | 2.5%) 6 62 193 546
50 Fly
30.13
30.13
100 Fly
34.79
1:04.92
100 Fly
1:04.92
150 Back
40.33
1:45.25
200 Back
40.37
2:25.62
100 Back
1:20.70
250 Breast
44.41
3:10.03
300 Breast
42.71
3:52.74
100 Breast
1:27.12
350 Free
35.23
4:27.97
400 Free
33.97
5:01.94
100 Free
1:09.20

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