Swimmer profile
Mark zhang
Male10 & UnderLakeside Aquatic ClubNT · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free SCY
—
38.20
31.44
▲ 6.76
100 Free SCY
1:55.06
1:20.13
▲ 34.93
1:11.76
▲ 8.37
200 Free SCY
—
3:32.77
2:43.82
▲ 48.95
500 Free SCY
—
—
7:17.43
50 Back SCY
53.24
46.10
▲ 7.14
36.12
▲ 9.98
100 Back SCY
—
1:34.18
1:23.72
▲ 10.46
50 Breast SCY
1:01.59
50.15
▲ 11.44
43.62
▲ 6.53
100 Breast SCY
—
1:55.09
1:41.26
▲ 13.83
50 Fly SCY
—
40.54
34.86
▲ 5.68
100 Fly SCY
2:21.60
1:51.86
▲ 29.74
1:25.58
▲ 26.28
100 IM SCY
2:05.17
1:33.58
▲ 31.59
1:19.23
▲ 14.35
200 IM SCY
—
3:20.73
3:00.00
▲ 20.73
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.