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Mark Ukolov

Age: 13 years old
Age Category: 13-14
Team: Tide Swimming | Virginia Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Tide Swimming Virginia Swimming Eastern Zone USA
Free 50 Y 28.66 13 11/15/2025 B BB: 27.69 (+0.97s | 3.4%) 29 285 1,000+ 1,000+
Free 100 Y 1:00.77 Analysis 13 02/27/2026 B BB: 1:00.29 (+0.48s | 0.8%) 26 225 1,000+ 1,000+
50 Free
29.28
29.28
100 Free
31.49
1:00.77
100 Free
1:00.77
Free 200 Y 2:10.76 Analysis 13 12/05/2025 BB A: 2:02.19 (+8.57s | 6.6%) 23 164 1,000+ 1,000+
50 Free
29.79
29.79
100 Free
33.36
1:03.15
100 Free
1:03.15
150 Free
34.38
1:37.53
200 Free
33.23
2:10.76
100 Free
1:07.61
Free 500 Y 5:37.67 Analysis 13 02/27/2026 BB A: 5:30.59 (+7.08s | 2.1%) 17 103 613 1,000+
50 Free
31.10
31.10
100 Free
33.68
1:04.78
100 Free
1:04.78
150 Free
34.26
1:39.04
200 Free
33.95
2:12.99
100 Free
1:08.21
250 Free
34.07
2:47.06
300 Free
34.14
3:21.20
100 Free
1:08.21
350 Free
34.21
3:55.41
400 Free
34.43
4:29.84
100 Free
1:08.64
450 Free
34.36
5:04.20
500 Free
33.47
5:37.67
100 Free
1:07.83
Free 1000 Y 11:53.24 Analysis 13 02/27/2026 BB A: 11:23.99 (+29.25s | 4.1%) 16 66 345 1,000+
50 Free
31.94
31.94
100 Free
35.42
1:07.36
100 Free
1:07.36
150 Free
35.44
1:42.80
200 Free
35.61
2:18.41
100 Free
1:11.05
250 Free
35.85
2:54.26
300 Free
35.85
3:30.11
100 Free
1:11.70
350 Free
35.43
4:05.54
400 Free
35.60
4:41.14
100 Free
1:11.03
450 Free
36.16
5:17.30
500 Free
35.48
5:52.78
100 Free
1:11.64
550 Free
36.53
6:29.31
600 Free
36.11
7:05.42
100 Free
1:12.64
650 Free
36.14
7:41.56
700 Free
36.41
8:17.97
100 Free
1:12.55
750 Free
36.20
8:54.17
800 Free
35.94
9:30.11
100 Free
1:12.14
850 Free
36.95
10:07.06
900 Free
35.94
10:43.00
100 Free
1:12.89
950 Free
35.80
11:18.80
1000 Free
34.44
11:53.24
100 Free
1:10.24
Back 50 Y 34.25 13 01/31/2026 20 228 1,000+ 1,000+
Back 100 Y 1:13.11 Analysis 13 11/15/2025 B: 1:11.29 (+1.82s | 2.5%) 23 243 1,000+ 1,000+
50 Back
36.12
36.12
100 Back
36.99
1:13.11
100 Back
1:13.11
Back 200 Y 2:32.97 Analysis 13 11/15/2025 B BB: 2:23.69 (+9.28s | 6.1%) 17 164 1,000+ 1,000+
50 Back
37.85
37.85
100 Back
38.57
1:16.42
100 Back
1:16.42
150 Back
39.05
1:55.47
200 Back
37.50
2:32.97
100 Back
1:16.55
Breast 50 Y 39.05 13 11/15/2025 19 225 1,000+ 1,000+
Breast 100 Y 1:21.22 Analysis 13 01/31/2026 B: 1:20.49 (+0.73s | 0.9%) 21 186 1,000+ 1,000+
50 Breast
38.10
38.10
100 Breast
43.12
1:21.22
100 Breast
1:21.22
Breast 200 Y 3:05.64 Analysis 13 02/16/2024 B: 2:54.89 (+10.75s | 5.8%) 24 203 1,000+ 1,000+
50 Breast
42.52
42.52
100 Breast
48.13
1:30.65
100 Breast
1:30.65
150 Breast
48.36
2:19.01
200 Breast
46.63
3:05.64
100 Breast
1:34.99
Fly 50 Y 30.84 13 03/21/2026 22 188 1,000+ 1,000+
Fly 100 Y 1:07.48 Analysis 13 02/27/2026 B BB: 1:05.49 (+1.99s | 2.9%) 17 146 923 1,000+
50 Fly
32.63
32.63
100 Fly
34.85
1:07.48
100 Fly
1:07.48
Fly 200 Y 2:28.89 Analysis 13 03/21/2026 B BB: 2:25.59 (+3.30s | 2.2%) 16 85 479 1,000+
50 Fly
33.23
33.23
100 Fly
37.79
1:11.02
100 Fly
1:11.02
150 Fly
38.95
1:49.97
200 Fly
38.92
2:28.89
100 Fly
1:17.87
IM 200 Y 2:27.53 Analysis 13 03/21/2026 B BB: 2:26.69 (+0.84s | 0.6%) 22 159 1,000+ 1,000+
50 Fly
31.90
31.90
100 Back
39.36
1:11.26
100 IM
1:11.26
150 Breast
44.17
1:55.43
200 Free
32.10
2:27.53
100 IM
1:16.27
IM 400 Y 5:03.20 Analysis 13 02/27/2026 BB A: 4:49.49 (+13.71s | 4.5%) 17 94 511 1,000+
50 Fly
32.93
32.93
100 Fly
39.21
1:12.14
100 Fly
1:12.14
150 Back
38.34
1:50.48
200 Back
38.57
2:29.05
100 Back
1:16.91
250 Breast
42.76
3:11.81
300 Breast
43.75
3:55.56
100 Breast
1:26.51
350 Free
34.07
4:29.63
400 Free
33.57
5:03.20
100 Free
1:07.64

Long course distance

Event Time Age Date Standard Next Standard Tide Swimming Virginia Swimming Eastern Zone USA
Free 50 M 34.66 13 07/11/2024 B: 34.29 (+0.37s | 1.1%) 28 265 752 1,000+
Free 100 M 1:12.82 Analysis 13 06/07/2024 B BB: 1:09.79 (+3.03s | 4.2%) 19 209 582 1,000+
50 Free
35.40
35.40
100 Free
37.42
1:12.82
100 Free
1:12.82
Free 200 M 2:33.16 Analysis 13 05/01/2026 B BB: 2:32.29 (+0.87s | 0.6%) 20 143 378 1,000+
50 Free
34.15
34.15
100 Free
39.36
1:13.51
100 Free
1:13.51
150 Free
40.08
1:53.59
200 Free
39.57
2:33.16
100 Free
1:19.65
Free 400 M 5:12.23 Analysis 13 05/01/2026 BB A: 4:58.69 (+13.54s | 4.3%) 19 94 219 1,000+
50 Free
35.82
35.82
100 Free
39.46
1:15.28
100 Free
1:15.28
150 Free
39.78
1:55.06
200 Free
40.41
2:35.47
100 Free
1:20.19
250 Free
39.61
3:15.08
300 Free
40.12
3:55.20
100 Free
1:19.73
350 Free
39.04
4:34.24
400 Free
37.99
5:12.23
100 Free
1:17.03
Back 50 M 39.15 13 05/01/2026 15 152 401 1,000+
Back 100 M 1:25.19 Analysis 13 06/07/2024 B: 1:23.69 (+1.50s | 1.8%) 16 168 449 1,000+
50 Back
42.58
42.58
100 Back
42.61
1:25.19
100 Back
1:25.19
Back 200 M 2:59.95 Analysis 13 05/03/2024 B BB: 2:48.79 (+11.16s | 6.2%) 16 130 324 1,000+
50 Back
43.86
43.86
100 Back
45.56
1:29.42
100 Back
1:29.42
150 Back
46.48
2:15.90
200 Back
44.05
2:59.95
100 Back
1:30.53
Breast 50 M 46.27 13 06/07/2024 18 170 428 1,000+
Breast 100 M 1:38.92 Analysis 13 06/07/2024 B: 1:33.79 (+5.13s | 5.2%) 13 161 429 1,000+
Breast 200 M 3:31.99 Analysis 13 07/06/2023 B: 3:22.79 (+9.20s | 4.3%) 16 132 308 1,000+
50 Breast
48.69
48.69
100 Breast
55.23
1:43.92
100 Breast
1:43.92
150 Breast
55.05
2:38.97
200 Breast
53.02
3:31.99
100 Breast
1:48.07
Fly 50 M 47.87 13 06/03/2022 27 263 676 1,000+
Fly 100 M 1:18.92 Analysis 13 05/01/2026 B BB: 1:14.59 (+4.33s | 5.5%) 19 117 290 1,000+
50 Fly
37.18
37.18
100 Fly
41.74
1:18.92
100 Fly
1:18.92
IM 200 M 2:50.04 Analysis 13 05/01/2026 B BB: 2:49.79 (+0.25s | 0.1%) 13 118 296 1,000+
50 Fly
37.22
37.22
100 Back
45.07
1:22.29
100 IM
1:22.29
150 Breast
50.65
2:12.94
200 Free
37.10
2:50.04
100 IM
1:27.75
IM 400 M 6:35.27 Analysis 13 06/12/2024 B: 6:30.69 (+4.58s | 1.2%) 12 79 188 1,000+
50 Fly
44.15
44.15
100 Fly
55.48
1:39.63
100 Fly
1:39.63
150 Back
47.23
2:26.86
200 Back
48.87
3:15.73
100 Back
1:36.10
250 Breast
56.50
4:12.23
300 Breast
56.69
5:08.92
100 Breast
1:53.19
350 Free
42.60
5:51.52
400 Free
43.75
6:35.27
100 Free
1:26.35

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