Swimmer profile
Alexander Zhao
Male17-18Waterloo SwimmingST · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2019–20
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
39.46
34.12
▲ 5.34
—
—
25.13
▲ 8.99
24.13
▲ 1.00
23.67
▲ 0.46
—
100 Free SCY
—
1:19.33
1:08.96
▲ 10.37
59.03
▲ 9.93
55.03
▲ 4.00
51.27
▲ 3.76
50.84
▲ 0.43
49.50
▲ 1.34
200 Free SCY
—
—
—
—
2:02.66
1:56.42
▲ 6.24
—
—
500 Free SCY
—
—
—
—
5:43.42
—
—
—
50 Back SCY
44.79
39.46
▲ 5.33
—
—
30.48
▲ 8.98
28.10
▲ 2.38
26.73
▲ 1.37
25.03
▲ 1.70
100 Back SCY
1:39.42
1:36.35
▲ 3.07
1:23.06
▲ 13.29
1:08.28
▲ 14.78
1:02.32
▲ 5.96
58.02
▲ 4.30
55.66
▲ 2.36
54.17
▲ 1.49
200 Back SCY
—
3:08.01
—
2:24.75
▲ 43.26
2:12.04
▲ 12.71
2:02.48
▲ 9.56
2:00.57
▲ 1.91
—
50 Breast SCY
54.14
48.57
▲ 5.57
—
—
34.62
▲ 13.95
—
—
—
100 Breast SCY
1:55.56
1:50.43
▲ 5.13
1:35.11
▲ 15.32
—
1:14.49
▲ 20.62
1:05.90
▲ 8.59
1:06.91
▼ 1.01
1:04.69
▲ 2.22
200 Breast SCY
—
—
—
2:53.76
2:43.84
▲ 9.92
—
2:28.71
▲ 15.13
—
50 Fly SCY
—
43.95
—
—
28.86
▲ 15.09
—
—
—
100 Fly SCY
—
—
—
—
1:05.14
57.87
▲ 7.27
57.33
▲ 0.54
54.45
▲ 2.88
200 Fly SCY
—
—
—
—
2:31.65
—
—
—
100 IM SCY
1:35.78
1:26.90
▲ 8.88
1:20.19
▲ 6.71
—
—
59.83
▲ 20.36
—
—
200 IM SCY
—
—
—
2:27.72
2:16.38
▲ 11.34
2:09.27
▲ 7.11
2:03.13
▲ 6.14
2:00.57
▲ 2.56
400 IM SCY
—
—
—
—
5:02.39
—
—
—
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.