1
Heber
Sun
1:05.56
12
AAAA Min
Alto Swim Club
03/20/2026
SCY Spring Age Group Championships
50 Breast
31.11
31.11
100 Breast
34.45
1:05.56
100 Breast
1:05.56
2
Nathan
Wu
1:10.11
11
AAA Min
AAAA: 1:07.79 (+2.32s | 3.3%)
Alto Swim Club
03/20/2026
SCY Spring Age Group Championships
50 Breast
33.17
33.17
100 Breast
36.94
1:10.11
100 Breast
1:10.11
3
Peng
Dou
1:13.56
12
AA Min
AAA: 1:11.39 (+2.17s | 2.9%)
Alto Swim Club
03/20/2026
SCY Spring Age Group Championships
50 Breast
35.24
35.24
100 Breast
38.32
1:13.56
100 Breast
1:13.56
4
Matthew
Tao
1:14.43
11
AA Min
AAA: 1:11.39 (+3.04s | 4.1%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
35.73
35.73
100 Breast
38.70
1:14.43
100 Breast
1:14.43
5
Sebastian
Guevara
1:17.09
11
A Min
AA: 1:14.89 (+2.20s | 2.9%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
6
Lucas
Liu
1:18.76
11
BB Min
A: 1:18.39 (+0.37s | 0.5%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
38.25
38.25
100 Breast
40.51
1:18.76
100 Breast
1:18.76
7
Samuel
Liu
1:19.55
12
BB Min
A: 1:18.39 (+1.16s | 1.5%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
8
Lucas
Chen
1:19.64
12
BB Min
A: 1:18.39 (+1.25s | 1.6%)
Alto Swim Club
03/07/2026
DACA CBA Meet
9
Nevoh
Almog
1:19.89
12
BB Min
A: 1:18.39 (+1.50s | 1.9%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
10
Deniz
Kuyel
1:21.17
12
BB Min
A: 1:18.39 (+2.78s | 3.4%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
39.77
39.77
100 Breast
41.40
1:21.17
100 Breast
1:21.17
11
Aaron
Wang
1:21.43
11
BB Min
A: 1:18.39 (+3.04s | 3.7%)
Alto Swim Club
03/20/2026
SCY Spring Age Group Championships
50 Breast
37.73
37.73
100 Breast
43.70
1:21.43
100 Breast
1:21.43
12
Shain
Teh
1:21.54
12
BB Min
A: 1:18.39 (+3.15s | 3.9%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
38.99
38.99
100 Breast
42.55
1:21.54
100 Breast
1:21.54
13
Ivan
Li
1:21.58
12
BB Min
A: 1:18.39 (+3.19s | 3.9%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
38.82
38.82
100 Breast
42.76
1:21.58
100 Breast
1:21.58
14
Logan
Shin
1:21.76
12
BB Min
A: 1:18.39 (+3.37s | 4.1%)
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
50 Breast
39.36
39.36
100 Breast
42.40
1:21.76
100 Breast
1:21.76
15
Wesley
Gor
1:22.17
11
BB Min
A: 1:18.39 (+3.78s | 4.6%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
39.47
39.47
100 Breast
42.70
1:22.17
100 Breast
1:22.17
16
Jia
Wei
1:22.57
11
BB Min
A: 1:18.39 (+4.18s | 5.1%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
50 Breast
40.08
40.08
100 Breast
42.49
1:22.57
100 Breast
1:22.57
17
William
Lao
1:23.47
11
BB Min
A: 1:18.39 (+5.08s | 6.1%)
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
18
Oliver
Lee Chan Kam
1:24.59
12
BB Min
A: 1:18.39 (+6.20s | 7.3%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
40.29
40.29
100 Breast
44.30
1:24.59
100 Breast
1:24.59
19
Justin
Chaney
1:24.91
12
BB Min
A: 1:18.39 (+6.52s | 7.7%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
20
Noah
de Haan
1:24.99
11
BB Min
A: 1:18.39 (+6.60s | 7.8%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
21
James
Jung
1:25.77
12
B Min
BB: 1:25.49 (+0.28s | 0.3%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
39.75
39.75
100 Breast
46.02
1:25.77
100 Breast
1:25.77
22
Carlos
Li
1:27.21
11
B Min
BB: 1:25.49 (+1.72s | 2.0%)
Alto Swim Club
11/09/2024
Alto Go The Distance
50 Breast
43.25
43.25
100 Breast
43.96
1:27.21
100 Breast
1:27.21
23
Jishnu
Sengupta
1:27.63
12
B Min
BB: 1:25.49 (+2.14s | 2.4%)
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
50 Breast
41.41
41.41
100 Breast
46.22
1:27.63
100 Breast
1:27.63
24
Patrick
Young
1:27.79
12
B Min
BB: 1:25.49 (+2.30s | 2.6%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
25
Tavis
Williams
1:28.07
11
B Min
BB: 1:25.49 (+2.58s | 2.9%)
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
50 Breast
42.05
42.05
100 Breast
46.02
1:28.07
100 Breast
1:28.07
26
Aaron
Kuusela
1:32.48
11
B Min
BB: 1:25.49 (+6.99s | 7.6%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
27
Hei
Chan
1:33.08
11
B: 1:32.59 (+0.49s | 0.5%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
45.08
45.08
100 Breast
48.00
1:33.08
100 Breast
1:33.08
28
Brady
Lindauer
1:34.05
11
B: 1:32.59 (+1.46s | 1.6%)
Alto Swim Club
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Breast
46.48
46.48
100 Breast
47.57
1:34.05
100 Breast
1:34.05
29
Atakan
Aycan
1:34.40
12
B: 1:32.59 (+1.81s | 1.9%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
45.07
45.07
100 Breast
49.33
1:34.40
100 Breast
1:34.40
30
Derek
Yang
1:35.02
12
B: 1:32.59 (+2.43s | 2.6%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
45.52
45.52
100 Breast
49.50
1:35.02
100 Breast
1:35.02
31
Justin
Mau
1:35.58
12
B: 1:32.59 (+2.99s | 3.1%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
32
Miles
Krna
1:36.74
12
B: 1:32.59 (+4.15s | 4.3%)
Palo Alto Stanford Aquatics
12/14/2024
FeSSStive FroSSSt CBA+
33
Qingzhou
Li
1:37.48
12
B: 1:32.59 (+4.89s | 5.0%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
48.13
48.13
100 Breast
49.35
1:37.48
100 Breast
1:37.48
34
Oskar
Viitas
1:38.38
11
B: 1:32.59 (+5.79s | 5.9%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Breast
51.69
51.69
100 Breast
46.69
1:38.38
100 Breast
1:38.38
35
Arthur
Chen
1:39.45
11
B: 1:32.59 (+6.86s | 6.9%)
Alto Swim Club
11/09/2024
Alto Go The Distance
50 Breast
46.09
46.09
100 Breast
53.36
1:39.45
100 Breast
1:39.45
36
Stephen
Zhang
1:39.83
11
B: 1:32.59 (+7.24s | 7.3%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
37
Sammuel
Zhou
1:40.31
11
B: 1:32.59 (+7.72s | 7.7%)
Alto Swim Club
10/25/2025
2025 SUNN Fall Classic
38
Jayden
Yi
1:43.23
12
B: 1:32.59 (+10.64s | 10.3%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
50.23
50.23
100 Breast
53.00
1:43.23
100 Breast
1:43.23
39
Trevor
Jan
1:45.74
11
B: 1:32.59 (+13.15s | 12.4%)
Alto Swim Club
10/21/2023
Alto Autumn Opener Oct 21 22
50 Breast
50.81
50.81
100 Breast
54.93
1:45.74
100 Breast
1:45.74
40
Sammy
Bahbah
1:46.62
12
B: 1:32.59 (+14.03s | 13.2%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
50.98
50.98
100 Breast
55.64
1:46.62
100 Breast
1:46.62
41
Yutao
Zhou
1:47.63
12
B: 1:32.59 (+15.04s | 14.0%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
50.86
50.86
100 Breast
56.77
1:47.63
100 Breast
1:47.63
42
Mehmet
Ozkaya
1:51.25
11
B: 1:32.59 (+18.66s | 16.8%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
53.42
53.42
100 Breast
57.83
1:51.25
100 Breast
1:51.25
43
Oliver
Maa
1:51.56
11
B: 1:32.59 (+18.97s | 17.0%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Breast
53.21
53.21
100 Breast
58.35
1:51.56
100 Breast
1:51.56
44
Nathan
Hou
1:52.20
11
B: 1:32.59 (+19.61s | 17.5%)
Alto Swim Club
11/23/2024
Alto Fall Frolic Meet
50 Breast
52.15
52.15
100 Breast
1:00.05
1:52.20
100 Breast
1:52.20
45
Shreyan
Sutar
1:52.65
11
B: 1:32.59 (+20.06s | 17.8%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
54.13
54.13
100 Breast
58.52
1:52.65
100 Breast
1:52.65
46
Aarav
Mehra
1:53.08
12
B: 1:32.59 (+20.49s | 18.1%)
Bulldog Swim Club
02/22/2025
BAC C B A Meet
50 Breast
53.27
53.27
100 Breast
59.81
1:53.08
100 Breast
1:53.08
47
Jyotiraditya
Bhattacharyya
1:57.67
11
B: 1:32.59 (+25.08s | 21.3%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
55.85
55.85
100 Breast
1:01.82
1:57.67
100 Breast
1:57.67
48
Alexander
Lucas
1:57.82
12
B: 1:32.59 (+25.23s | 21.4%)
Alto Swim Club
11/09/2024
Alto Go The Distance
50 Breast
56.24
56.24
100 Breast
1:01.58
1:57.82
100 Breast
1:57.82
49
Asher
Bancroft
1:58.83
11
B: 1:32.59 (+26.24s | 22.1%)
Alto Swim Club
12/06/2025
Alto Dec 6 7 CBA
50 Breast
56.01
56.01
100 Breast
1:02.82
1:58.83
100 Breast
1:58.83
50
Manohar
Hovland
1:58.87
11
B: 1:32.59 (+26.28s | 22.1%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Breast
58.86
58.86
100 Breast
1:00.01
1:58.87
100 Breast
1:58.87