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Rosalyn Birke

Age: 17 years old
Age Category: 17-18
Team: Piranhas Swim Club | Minnesota Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Piranhas Swim Club Minnesota Swimming Central Zone USA
Free 50 Y 29.23 17 02/27/2026 B BB: 29.09 (+0.14s | 0.5%) 4 383 1,000+ 1,000+
Free 100 Y 1:04.13 Analysis 17 02/27/2026 B BB: 1:03.19 (+0.94s | 1.5%) 5 372 990 1,000+
50 Free
30.26
30.26
100 Free
33.87
1:04.13
100 Free
1:04.13
Free 200 Y 2:44.05 Analysis 17 12/13/2025 B: 2:27.19 (+16.86s | 10.3%) 5 366 927 1,000+
50 Free
33.48
33.48
100 Free
40.07
1:13.55
100 Free
1:13.55
150 Free
45.42
1:58.97
200 Free
45.08
2:44.05
100 Free
1:30.50
Free 500 Y 7:06.01 Analysis 17 02/14/2026 B: 6:36.49 (+29.52s | 6.9%) 4 244 581 1,000+
50 Free
36.15
36.15
100 Free
41.86
1:18.01
100 Free
1:18.01
150 Free
43.30
2:01.31
200 Free
44.22
2:45.53
100 Free
1:27.52
250 Free
44.30
3:29.83
300 Free
43.99
4:13.82
100 Free
1:28.29
350 Free
43.74
4:57.56
400 Free
44.43
5:41.99
100 Free
1:28.17
450 Free
43.46
6:25.45
500 Free
40.56
7:06.01
100 Free
1:24.02
Back 100 Y 1:20.79 Analysis 17 02/21/2026 B: 1:13.39 (+7.40s | 9.2%) 4 367 925 1,000+
50 Back
38.45
38.45
100 Back
42.34
1:20.79
100 Back
1:20.79
Breast 50 Y 38.75 17 12/13/2025 B BB: 37.49 (+1.26s | 3.3%) 2 123 324 1,000+
Breast 100 Y 1:26.34 Analysis 17 02/14/2026 B: 1:24.79 (+1.55s | 1.8%) 4 258 635 1,000+
50 Breast
39.58
39.58
100 Breast
46.76
1:26.34
100 Breast
1:26.34
Breast 200 Y 3:08.64 Analysis 17 02/27/2026 B: 3:04.69 (+3.95s | 2.1%) 4 162 421 1,000+
50 Breast
39.70
39.70
100 Breast
47.96
1:27.66
100 Breast
1:27.66
150 Breast
51.10
2:18.76
200 Breast
49.88
3:08.64
100 Breast
1:40.98
IM 400 Y 6:25.59 Analysis 17 02/14/2026 B: 5:50.69 (+34.90s | 9.1%) 2 141 340 1,000+
50 Fly
41.21
41.21
100 Fly
53.89
1:35.10
100 Fly
1:35.10
150 Back
51.34
2:26.44
200 Back
49.11
3:15.55
100 Back
1:40.45
250 Breast
51.75
4:07.30
300 Breast
51.70
4:59.00
100 Breast
1:43.45
350 Free
44.27
5:43.27
400 Free
42.32
6:25.59
100 Free
1:26.59

Long course distance

Event Time Age Date Standard Next Standard Piranhas Swim Club Minnesota Swimming Central Zone USA
Free 50 M 33.92 17 07/17/2026 B BB: 33.29 (+0.63s | 1.9%) 5 329 786 1,000+
Free 100 M 1:17.00 Analysis 17 07/17/2026 B BB: 1:12.19 (+4.81s | 6.2%) 4 333 783 1,000+
50 Free
35.27
35.27
100 Free
41.73
1:17.00
100 Free
1:17.00
Back 200 M 3:25.97 Analysis 17 05/08/2026 B: 3:05.79 (+20.18s | 9.8%) 1 197 431 1,000+
50 Back
47.87
47.87
100 Back
51.16
1:39.03
100 Back
1:39.03
150 Back
54.72
2:33.75
200 Back
52.22
3:25.97
100 Back
1:46.94
Breast 50 M 42.88 17 07/17/2026 B BB: 42.29 (+0.59s | 1.4%) 1 87 216 1,000+
Breast 100 M 1:38.23 Analysis 17 07/17/2026 B: 1:37.49 (+0.74s | 0.8%) 2 192 428 1,000+
50 Breast
45.93
45.93
100 Breast
52.30
1:38.23
100 Breast
1:38.23
Breast 200 M 3:29.50 Analysis 17 06/05/2026 B BB: 3:14.99 (+14.51s | 6.9%) 1 128 300 1,000+
50 Breast
46.98
46.98
100 Breast
52.74
1:39.72
100 Breast
1:39.72
150 Breast
54.65
2:34.37
200 Breast
55.13
3:29.50
100 Breast
1:49.78
Fly 50 M 40.71 17 07/17/2026 B: 38.39 (+2.32s | 5.7%) 3 184 417 1,000+
Fly 100 M 1:43.87 Analysis 17 06/26/2026 B: 1:23.59 (+20.28s | 19.5%) 5 239 536 1,000+
50 Fly
46.86
46.86
100 Fly
57.01
1:43.87
100 Fly
1:43.87

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