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Katherine Johnson

Age: 11 years old
Age Category: 11-12
Team: Area Tallahassee Aquatic Club | Florida Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Area Tallahassee Aquatic Club Florida Swimming Southern Zone USA
Free 50 Y 29.53 11 01/30/2026 BB A: 29.29 (+0.24s | 0.8%) 5 160 765 1,000+
Free 100 Y 1:05.50 Analysis 11 01/30/2026 BB A: 1:03.99 (+1.51s | 2.3%) 5 164 738 1,000+
50 Free
31.18
31.18
100 Free
34.32
1:05.50
100 Free
1:05.50
Free 200 Y 2:22.33 Analysis 11 01/30/2026 BB A: 2:19.29 (+3.04s | 2.1%) 3 125 576 1,000+
50 Free
31.94
31.94
100 Free
35.83
1:07.77
100 Free
1:07.77
150 Free
37.80
1:45.57
200 Free
36.76
2:22.33
100 Free
1:14.56
Free 500 Y 6:20.73 Analysis 11 01/30/2026 BB A: 6:14.49 (+6.24s | 1.6%) 5 116 484 1,000+
50 Free
30.11
30.11
100 Free
21.52
51.63
100 Free
51.63
150 Free
20.86
1:12.49
200 Free
39.21
1:51.70
100 Free
1:00.07
250 Free
38.45
2:30.15
300 Free
38.10
3:08.25
100 Free
1:16.55
350 Free
39.10
3:47.35
400 Free
38.01
4:25.36
100 Free
1:17.11
450 Free
38.99
5:04.35
500 Free
1:16.38
6:20.73
100 Free
1:55.37
Back 50 Y 35.15 11 11/01/2025 BB A: 33.19 (+1.96s | 5.6%) 4 142 751 1,000+
25 Back
17.37
17.37
50 Back
17.78
35.15
50 Back
35.15
Back 100 Y 1:15.61 Analysis 11 11/01/2025 BB A: 1:12.99 (+2.62s | 3.5%) 4 126 671 1,000+
25 Back
18.08
18.08
50 Back
18.89
36.97
50 Back
36.97
75 Back
19.20
56.17
100 Back
19.44
1:15.61
50 Back
38.64
Back 200 Y 2:41.11 Analysis 11 07/25/2025 BB A: 2:33.89 (+7.22s | 4.5%) 4 54 305 1,000+
50 Back
39.44
39.44
100 Back
41.53
1:20.97
100 Back
1:20.97
150 Back
41.59
2:02.56
200 Back
38.55
2:41.11
100 Back
1:20.14
Breast 50 Y 42.89 11 11/01/2025 B BB: 40.89 (+2.00s | 4.7%) 7 290 1,000+ 1,000+
25 Breast
20.19
20.19
50 Breast
22.70
42.89
50 Breast
42.89
Breast 100 Y 1:33.22 Analysis 11 11/01/2025 B BB: 1:29.29 (+3.93s | 4.2%) 7 251 1,000+ 1,000+
25 Breast
21.46
21.46
50 Breast
23.86
45.32
50 Breast
45.32
75 Breast
24.30
1:09.62
100 Breast
23.60
1:33.22
50 Breast
47.90
Fly 50 Y 31.30 11 03/05/2026 A AA: 30.29 (+1.01s | 3.2%) 3 70 355 1,000+
Fly 100 Y 1:09.00 Analysis 11 10/18/2025 A AA: 1:08.59 (+0.41s | 0.6%) 2 44 190 851
50 Fly
2:10.17
2:10.17
100 Fly
-1.-17
1:09.00
100 Fly
1:09.00
Fly 200 Y 2:40.20 Analysis 11 03/05/2026 BB A: 2:37.19 (+3.01s | 1.9%) 3 21 91 406
50 Fly
35.36
35.36
100 Fly
39.52
1:14.88
100 Fly
1:14.88
150 Fly
42.81
1:57.69
200 Fly
42.51
2:40.20
100 Fly
1:25.32
IM 100 Y 1:14.38 Analysis 11 12/05/2025 BB A: 1:13.09 (+1.29s | 1.7%) 4 105 529 1,000+
50 IM
34.32
34.32
100 IM
40.06
1:14.38
100 IM
1:14.38
IM 200 Y 2:31.88 Analysis 11 03/05/2026 A AA: 2:30.99 (+0.89s | 0.6%) 2 39 216 940
50 Fly
31.72
31.72
100 Back
40.12
1:11.84
100 IM
1:11.84
150 Breast
46.24
1:58.08
200 Free
33.80
2:31.88
100 IM
1:20.04
IM 400 Y 5:25.68 Analysis 11 01/30/2026 A AA: 5:21.79 (+3.89s | 1.2%) 1 9 105 442
50 Fly
34.35
34.35
100 Fly
39.01
1:13.36
100 Fly
1:13.36
150 Back
42.64
1:56.00
200 Back
42.42
2:38.42
100 Back
1:25.06
250 Breast
47.39
3:25.81
300 Breast
47.30
4:13.11
100 Breast
1:34.69
350 Free
38.10
4:51.21
400 Free
34.47
5:25.68
100 Free
1:12.57

Long course distance

Event Time Age Date Standard Next Standard Area Tallahassee Aquatic Club Florida Swimming Southern Zone USA
Free 50 M 34.64 11 05/02/2026 BB A: 33.19 (+1.45s | 4.2%) 3 177 419 1,000+
Free 100 M 1:17.20 Analysis 11 06/27/2025 BB A: 1:13.39 (+3.81s | 4.9%) 4 171 408 1,000+
Free 200 M 2:49.11 Analysis 11 06/27/2025 BB A: 2:39.79 (+9.32s | 5.5%) 3 155 343 1,000+
Free 400 M 5:35.47 Analysis 11 05/02/2026 A AA: 5:22.79 (+12.68s | 3.8%) 4 57 150 392
Back 50 M 40.12 11 07/10/2025 BB A: 38.39 (+1.73s | 4.3%) 3 96 277 869
Back 100 M 1:25.36 Analysis 11 06/27/2025 BB A: 1:24.79 (+0.57s | 0.7%) 3 76 217 625
Breast 50 M 50.67 11 05/16/2025 B: 49.79 (+0.88s | 1.7%) 5 269 573 1,000+
Breast 100 M 1:44.70 Analysis 11 05/02/2026 B BB: 1:42.19 (+2.51s | 2.4%) 6 153 356 1,000+
Fly 50 M 36.62 11 05/31/2025 BB A: 35.79 (+0.83s | 2.3%) 3 69 192 615
Fly 100 M 1:17.99 Analysis 11 05/02/2026 AA AAA: 1:14.79 (+3.20s | 4.1%) 2 24 65 183
IM 200 M 2:57.95 Analysis 11 05/02/2026 A AA: 2:52.99 (+4.96s | 2.8%) 3 48 128 406

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