Swimmer profile
Roger Zhu
Male11-12Long Island ExpressMR · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free SCY
34.37
29.58
▲ 4.79
26.60
▲ 2.98
100 Free SCY
1:19.93
1:04.43
▲ 15.50
57.29
▲ 7.14
200 Free SCY
—
2:16.92
2:03.77
▲ 13.15
500 Free SCY
—
6:09.79
5:28.02
▲ 41.77
50 Back SCY
42.62
35.93
▲ 6.69
29.94
▲ 5.99
100 Back SCY
—
1:16.97
1:05.55
▲ 11.42
50 Breast SCY
47.90
40.32
▲ 7.58
36.37
▲ 3.95
100 Breast SCY
—
1:26.19
1:17.17
▲ 9.02
200 Breast SCY
—
—
2:51.49
50 Fly SCY
38.66
32.41
▲ 6.25
28.57
▲ 3.84
100 Fly SCY
—
1:13.25
1:02.90
▲ 10.35
200 Fly SCY
—
—
2:17.86
100 IM SCY
1:28.02
1:14.44
▲ 13.58
1:04.35
▲ 10.09
200 IM SCY
—
2:40.92
2:18.95
▲ 21.97
400 IM SCY
—
—
4:54.00
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.