Keelyn Underdown

Age: 17 years old
Age Category: 17-18
Team: Sporting Jax Aquatic Club | Florida Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Florida Swimming Sporting Jax Aquatic Club
Free 50 Y 27.74 16 03/01/2025 BB A: 26.89 (+0.85s | 3.1%) 241 12
Free 100 Y 59.20 16 03/01/2025 BB A: 58.39 (+0.81s | 1.4%) 207 9
50 Free
28.28
28.28
100 Free
30.92
59.20
100 Free
59.20
Free 200 Y 2:11.57 16 03/01/2025 BB A: 2:06.19 (+5.38s | 4.1%) 187 9
50 Free
30.75
30.75
100 Free
33.81
1:04.56
100 Free
1:04.56
150 Free
33.91
1:38.47
200 Free
33.10
2:11.57
100 Free
1:07.01
Free 500 Y 5:53.78 17 10/25/2025 BB A: 5:39.89 (+13.89s | 3.9%) 147 8
50 Free
31.91
31.91
100 Free
35.57
1:07.48
100 Free
1:07.48
150 Free
35.31
1:42.79
200 Free
36.20
2:18.99
100 Free
1:11.51
250 Free
35.92
2:54.91
300 Free
35.88
3:30.79
100 Free
1:11.80
350 Free
36.05
4:06.84
400 Free
35.55
4:42.39
100 Free
1:11.60
450 Free
36.11
5:18.50
500 Free
35.28
5:53.78
100 Free
1:11.39
Back 200 Y 2:32.18 17 10/25/2025 B BB: 2:27.39 (+4.79s | 3.1%) 151 7
50 Back
37.58
37.58
100 Back
38.49
1:16.07
100 Back
1:16.07
150 Back
38.22
1:54.30
200 Back
37.88
2:32.18
100 Back
1:16.10
Breast 100 Y 1:23.93 16 03/01/2025 B BB: 1:18.79 (+5.14s | 6.1%) 210 5
50 Breast
39.65
39.65
100 Breast
44.28
1:23.93
100 Breast
1:23.93
Breast 200 Y 2:55.45 17 10/25/2025 B BB: 2:51.49 (+3.96s | 2.3%) 127 3
50 Breast
39.04
39.04
100 Breast
44.70
1:23.74
100 Breast
1:23.74
150 Breast
45.82
2:09.56
200 Breast
45.89
2:55.45
100 Breast
1:31.71
IM 200 Y 2:30.54 16 03/01/2025 BB A: 2:20.19 (+10.35s | 6.9%) 183 8
50 Fly
33.65
33.65
100 Back
37.49
1:11.14
100 IM
1:11.14
150 Breast
45.66
1:56.80
200 Free
33.74
2:30.54
100 IM
1:19.40
IM 400 Y 5:17.47 16 10/11/2024 BB A: 5:00.59 (+16.88s | 5.3%) 109 7
50 Fly
33.89
33.89
100 Fly
40.06
1:13.95
100 Fly
1:13.95
150 Back
41.06
1:55.01
200 Back
40.02
2:35.03
100 Back
1:21.08
250 Breast
46.36
3:21.39
300 Breast
46.15
4:07.54
100 Breast
1:32.51
350 Free
35.64
4:43.18
400 Free
34.29
5:17.47
100 Free
1:09.93

Long course distance

Event Time Age Date Standard Next Standard Florida Swimming Sporting Jax Aquatic Club
Free 50 M 31.89 16 06/20/2025 BB A: 30.69 (+1.20s | 3.8%) 204 11
Free 100 M 1:07.39 16 06/20/2025 BB A: 1:06.59 (+0.80s | 1.2%) 175 9
50 Free
32.33
32.33
100 Free
35.06
1:07.39
100 Free
1:07.39
Free 200 M 2:29.14 16 06/20/2025 BB A: 2:23.69 (+5.45s | 3.7%) 151 10
50 Free
35.33
35.33
100 Free
37.97
1:13.30
100 Free
1:13.30
150 Free
38.59
1:51.89
200 Free
37.25
2:29.14
100 Free
1:15.84
Back 100 M 1:21.52 16 06/20/2025 B BB: 1:19.79 (+1.73s | 2.1%) 134 6
50 Back
39.86
39.86
100 Back
41.66
1:21.52
100 Back
1:21.52
Breast 100 M 1:38.01 16 06/20/2025 B: 1:37.49 (+0.52s | 0.5%) 125 6
50 Breast
46.13
46.13
100 Breast
51.88
1:38.01
100 Breast
1:38.01
Fly 100 M 1:18.95 16 06/20/2025 B BB: 1:17.69 (+1.26s | 1.6%) 147 8
50 Fly
36.28
36.28
100 Fly
42.67
1:18.95
100 Fly
1:18.95
IM 200 M 2:52.04 16 06/20/2025 BB A: 2:42.29 (+9.75s | 5.7%) 132 7
50 Fly
37.15
37.15
100 Back
45.43
1:22.58
100 IM
1:22.58
150 Breast
51.23
2:13.81
200 Free
38.23
2:52.04
100 IM
1:29.46

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