Swimmer profile
Oscar Ryczek
Male11-12Greater Holyoke YMCA VikingsNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
36.28
33.78
▲ 2.50
32.94
▲ 0.84
30.93
▲ 2.01
100 Free LCM
1:19.97
1:14.90
▲ 5.07
1:13.79
▲ 1.11
1:09.89
▲ 3.90
200 Free LCM
2:54.60
2:43.27
▲ 11.33
2:33.50
▲ 9.77
2:29.47
▲ 4.03
400 Free LCM
6:18.46
5:44.32
▲ 34.14
5:33.36
▲ 10.96
5:17.23
▲ 16.13
800 Free LCM
13:56.13
12:11.32
▲ 104.81
11:23.34
▲ 47.98
10:48.92
▲ 34.42
1500 Free LCM
—
24:11.18
22:05.36
▲ 125.82
—
50 Back LCM
43.99
41.69
▲ 2.30
37.62
▲ 4.07
—
100 Back LCM
1:38.68
1:29.45
▲ 9.23
1:24.12
▲ 5.33
1:21.14
▲ 2.98
200 Back LCM
—
3:07.51
—
2:50.65
▲ 16.86
50 Breast LCM
51.32
46.82
▲ 4.50
46.19
▲ 0.63
42.90
▲ 3.29
100 Breast LCM
1:50.69
1:47.02
▲ 3.67
1:40.00
▲ 7.02
1:37.69
▲ 2.31
200 Breast LCM
3:53.69
3:49.03
▲ 4.66
—
3:21.65
▲ 27.38
50 Fly LCM
40.93
35.72
▲ 5.21
35.09
▲ 0.63
33.59
▲ 1.50
100 Fly LCM
1:42.14
1:26.23
▲ 15.91
1:18.38
▲ 7.85
1:16.02
▲ 2.36
200 Fly LCM
—
3:13.94
3:05.66
▲ 8.28
—
200 IM LCM
3:21.35
3:02.67
▲ 18.68
2:54.49
▲ 8.18
2:51.63
▲ 2.86
400 IM LCM
7:55.35
6:40.34
▲ 75.01
6:07.59
▲ 32.75
6:01.85
▲ 5.74
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.