Katherine Joyner

Age: 10 years old
Age Category: 10 & under
Team: Poseidon Swimming Inc | Virginia Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Virginia Swimming Poseidon Swimming Inc
Free 25 Y 16.58 8 01/19/2024 37 5
Free 50 Y 32.57 10 11/22/2025 BB A: 32.09 (+0.48s | 1.5%) 50 3
Free 100 Y 1:16.56 10 09/20/2025 BB A: 1:11.49 (+5.07s | 6.6%) 80 8
50 Free
35.99
35.99
100 Free
40.57
1:16.56
100 Free
1:16.56
Free 200 Y 2:50.51 10 10/04/2025 BB A: 2:38.39 (+12.12s | 7.1%) 74 9
50 Free
38.11
38.11
100 Free
43.78
1:21.89
100 Free
1:21.89
150 Free
44.40
2:06.29
200 Free
44.22
2:50.51
100 Free
1:28.62
Free 500 Y 7:27.00 10 10/24/2025 BB A: 6:53.39 (+33.61s | 7.5%) 45 4
50 Free
39.15
39.15
100 Free
44.41
1:23.56
100 Free
1:23.56
150 Free
45.68
2:09.24
200 Free
46.40
2:55.64
100 Free
1:32.08
250 Free
45.19
3:40.83
300 Free
46.51
4:27.34
100 Free
1:31.70
350 Free
45.46
5:12.80
400 Free
45.91
5:58.71
100 Free
1:31.37
450 Free
44.43
6:43.14
500 Free
43.86
7:27.00
100 Free
1:28.29
Back 25 Y 21.60 8 12/01/2023 105 8
Back 50 Y 39.42 10 11/22/2025 BB A: 37.99 (+1.43s | 3.6%) 61 5
Back 100 Y 1:30.51 10 09/20/2025 BB A: 1:22.29 (+8.22s | 9.1%) 101 9
Breast 25 Y 23.23 8 10/07/2023 42 3
Breast 50 Y 42.77 10 11/22/2025 A AA: 40.89 (+1.88s | 4.4%) 25 3
Breast 100 Y 1:35.43 10 10/04/2025 BB A: 1:33.59 (+1.84s | 1.9%) 41 4
50 Breast
45.16
45.16
100 Breast
50.27
1:35.43
100 Breast
1:35.43
Fly 25 Y 20.05 8 10/07/2023 78 5
Fly 50 Y 39.17 10 10/04/2025 BB A: 36.99 (+2.18s | 5.6%) 69 9
Fly 100 Y 1:39.28 10 11/22/2025 BB A: 1:26.09 (+13.19s | 13.3%) 66 6
50 Fly
42.83
42.83
100 Fly
56.45
1:39.28
100 Fly
1:39.28
IM 100 Y 1:26.78 10 11/22/2025 BB A: 1:22.09 (+4.69s | 5.4%) 71 6
50 IM
41.17
41.17
100 IM
45.61
1:26.78
100 IM
1:26.78
IM 200 Y 3:10.50 10 09/20/2025 BB A: 2:55.49 (+15.01s | 7.9%) 65 5
50 Fly
41.56
41.56
100 Back
50.43
1:31.99
100 IM
1:31.99
150 Breast
56.55
2:28.54
200 Free
41.96
3:10.50
100 IM
1:38.51

Long course distance

Event Time Age Date Standard Next Standard Virginia Swimming Poseidon Swimming Inc
Free 50 M 43.69 9 04/26/2024 B BB: 40.89 (+2.80s | 6.4%) 46 1
Free 100 M 1:44.33 9 07/12/2024 B: 1:44.09 (+0.24s | 0.2%) 63 4
50 Free
48.97
48.97
100 Free
55.36
1:44.33
100 Free
1:44.33
Free 200 M 3:42.05 9 07/12/2024 B BB: 3:25.69 (+16.36s | 7.4%) 30 1
50 Free
49.33
49.33
100 Free
57.50
1:46.83
100 Free
1:46.83
200 Free
1:55.22
3:42.05
100 Free
1:55.22
Free 400 M 8:35.27 8 04/28/2023 B: 7:48.59 (+46.68s | 9.1%) 6 1
50 Free
56.36
56.36
100 Free
1:04.86
2:01.22
100 Free
2:01.22
150 Free
1:05.74
3:06.96
200 Free
1:06.65
4:13.61
100 Free
2:12.39
250 Free
1:06.43
5:20.04
300 Free
1:04.61
6:24.65
100 Free
2:11.04
350 Free
1:06.28
7:30.93
400 Free
1:04.34
8:35.27
100 Free
2:10.62
Back 50 M 53.26 8 07/06/2023 B BB: 49.69 (+3.57s | 6.7%) 67 2
Back 100 M 1:53.14 9 04/26/2024 B BB: 1:48.09 (+5.05s | 4.5%) 43 3
Breast 50 M 55.82 9 07/12/2024 B BB: 55.49 (+0.33s | 0.6%) 18 2
Breast 100 M 2:02.71 9 04/26/2024 BB A: 1:48.39 (+14.32s | 11.7%) 14 1
Fly 50 M 54.64 9 07/12/2024 B: 54.49 (+0.15s | 0.3%) 43 1
Fly 100 M 2:43.86 8 07/06/2023 B: 2:12.79 (+31.07s | 19.0%) 21 1
50 Fly
1:06.52
1:06.52
100 Fly
1:37.34
2:43.86
100 Fly
2:43.86
IM 200 M 4:04.10 9 07/12/2024 B BB: 3:48.89 (+15.21s | 6.2%) 27 2
50 Fly
59.91
59.91
100 Back
1:02.67
2:02.58
100 IM
2:02.58
150 Breast
1:07.15
3:09.73
200 Free
54.37
4:04.10
100 IM
2:01.52

Above are the fastest times that Katherine Joyner 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.