Swimmer profile
Justin CHENG
Male13-14Long Island Aquatic ClubMR · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
35.22
28.51
▲ 6.71
26.51
▲ 2.00
26.18
▲ 0.33
100 Free LCM
1:16.25
1:04.29
▲ 11.96
56.99
▲ 7.30
55.89
▲ 1.10
200 Free LCM
2:56.93
2:26.61
▲ 30.32
2:07.20
▲ 19.41
2:04.33
▲ 2.87
400 Free LCM
—
5:33.80
4:33.06
▲ 60.74
4:30.79
▲ 2.27
800 Free LCM
—
—
9:42.05
9:21.22
▲ 20.83
50 Back LCM
43.13
32.63
▲ 10.50
30.22
▲ 2.41
—
100 Back LCM
1:35.21
1:15.57
▲ 19.64
1:07.05
▲ 8.52
1:04.02
▲ 3.03
200 Back LCM
—
2:38.95
2:25.35
▲ 13.60
2:23.86
▲ 1.49
50 Breast LCM
48.35
36.76
▲ 11.59
34.60
▲ 2.16
—
100 Breast LCM
1:47.25
1:23.01
▲ 24.24
1:14.98
▲ 8.03
1:11.64
▲ 3.34
200 Breast LCM
—
2:56.86
2:43.90
▲ 12.96
2:32.71
▲ 11.19
50 Fly LCM
48.31
32.65
▲ 15.66
29.40
▲ 3.25
—
100 Fly LCM
—
1:19.01
1:04.79
▲ 14.22
1:03.56
▲ 1.23
200 IM LCM
3:30.02
2:35.86
▲ 54.16
2:24.27
▲ 11.59
2:16.83
▲ 7.44
400 IM LCM
—
5:54.41
5:12.83
▲ 41.58
5:01.18
▲ 11.65
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.