1
Chengyuan
Song
54.24
13
AAA Min
AAAA: 53.49 (+0.75s | 1.4%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
50 Back
26.20
26.20
100 Back
28.04
54.24
100 Back
54.24
2
Karl
Kaldenhoff
56.06
14
AA Min
AAA: 55.99 (+0.07s | 0.1%)
Alto Swim Club
12/06/2024
THSC Holiday Classic (25Y, AG/SR, custom time standards)
50 Back
27.25
27.25
100 Back
28.81
56.06
100 Back
56.06
3
Carlo
Chisari
56.70
14
AA Min
AAA: 55.99 (+0.71s | 1.3%)
Unattached
04/03/2025
Pacific Swimming SC Far Western Champs
50 Back
27.87
27.87
100 Back
28.83
56.70
100 Back
56.70
4
Yangyue
Zhu
57.45
14
AA Min
AAA: 55.99 (+1.46s | 2.5%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
50 Back
27.81
27.81
100 Back
29.64
57.45
100 Back
57.45
5
Makai
Fernando
58.03
13
AA Min
AAA: 55.99 (+2.04s | 3.5%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
50 Back
28.38
28.38
100 Back
29.65
58.03
100 Back
58.03
6
Daniel
Deng
1:00.62
13
A Min
AA: 58.59 (+2.03s | 3.3%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
29.61
29.61
100 Back
31.01
1:00.62
100 Back
1:00.62
7
Yixuan
Zhang
1:00.85
13
A Min
AA: 58.59 (+2.26s | 3.7%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
29.94
29.94
100 Back
30.91
1:00.85
100 Back
1:00.85
8
Julian
Erickson
1:02.79
14
BB Min
A: 1:01.09 (+1.70s | 2.7%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Back
30.18
30.18
100 Back
32.61
1:02.79
100 Back
1:02.79
9
Daoqi
Zhu
1:03.65
14
BB Min
A: 1:01.09 (+2.56s | 4.0%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Back
31.04
31.04
100 Back
32.61
1:03.65
100 Back
1:03.65
10
Agustin
Araya
1:04.03
14
BB Min
A: 1:01.09 (+2.94s | 4.6%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
31.55
31.55
100 Back
32.48
1:04.03
100 Back
1:04.03
11
Ethan
Chen
1:04.41
13
BB Min
A: 1:01.09 (+3.32s | 5.2%)
Alto Swim Club
03/14/2025
Spring SCY Age Group Championships
50 Back
30.94
30.94
100 Back
33.47
1:04.41
100 Back
1:04.41
12
Yangyue
Zhu
1:05.87
13
BB Min
A: 1:01.09 (+4.78s | 7.3%)
Alto Swim Club
03/29/2024
ALTO Rock the Blocks T/F Invitational
50 Back
32.28
32.28
100 Back
33.59
1:05.87
100 Back
1:05.87
13
Yu-Sen
Lo
1:06.15
14
BB Min
A: 1:01.09 (+5.06s | 7.6%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
31.23
31.23
100 Back
34.92
1:06.15
100 Back
1:06.15
14
Felix
Yu
1:07.20
13
B Min
BB: 1:06.19 (+1.01s | 1.5%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Back
32.03
32.03
100 Back
35.17
1:07.20
100 Back
1:07.20
15
Eric
Chang
1:07.45
13
B Min
BB: 1:06.19 (+1.26s | 1.9%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
33.26
33.26
100 Back
34.19
1:07.45
100 Back
1:07.45
16
Elias
Kuusela
1:07.78
13
B Min
BB: 1:06.19 (+1.59s | 2.3%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
33.31
33.31
100 Back
34.47
1:07.78
100 Back
1:07.78
17
Andrew
Xu
1:08.45
13
B Min
BB: 1:06.19 (+2.26s | 3.3%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
33.68
33.68
100 Back
34.77
1:08.45
100 Back
1:08.45
18
Joseph
Dhalluin
1:09.26
14
B Min
BB: 1:06.19 (+3.07s | 4.4%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
34.46
34.46
100 Back
34.80
1:09.26
100 Back
1:09.26
19
Aiden
Yeh
1:09.40
12
B Min
BB: 1:06.19 (+3.21s | 4.6%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
33.66
33.66
100 Back
35.74
1:09.40
100 Back
1:09.40
20
Bryan
Wang
1:09.43
13
B Min
BB: 1:06.19 (+3.24s | 4.7%)
Alto Swim Club
10/26/2024
SUNN Fall Classic SCY C/B/A+ Meet
21
Herbert
Kong
1:12.30
13
B: 1:11.29 (+1.01s | 1.4%)
Alto Swim Club
10/26/2024
SUNN Fall Classic SCY C/B/A+ Meet
22
Roman
Elman
1:14.99
13
B: 1:11.29 (+3.70s | 4.9%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
23
Sean
Gao
1:15.90
14
B: 1:11.29 (+4.61s | 6.1%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
36.05
36.05
100 Back
39.85
1:15.90
100 Back
1:15.90
24
Alexander
Masson
1:16.17
12
B: 1:11.29 (+4.88s | 6.4%)
Alto Swim Club
03/29/2024
ALTO Rock the Blocks T/F Invitational
25
Nick
Momeni
1:17.36
13
B: 1:11.29 (+6.07s | 7.8%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
26
Xuan
Wang
1:17.45
14
B: 1:11.29 (+6.16s | 8.0%)
Alto Swim Club
10/26/2024
SUNN Fall Classic SCY C/B/A+ Meet
27
Ivan
Dub
1:19.60
13
B: 1:11.29 (+8.31s | 10.4%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
38.44
38.44
100 Back
41.16
1:19.60
100 Back
1:19.60
28
Jesse
Tian
1:19.67
12
B: 1:11.29 (+8.38s | 10.5%)
Alto Swim Club
03/29/2024
ALTO Rock the Blocks T/F Invitational
50 Back
38.24
38.24
100 Back
41.43
1:19.67
100 Back
1:19.67
29
Ethan
Jiang
1:21.21
13
B: 1:11.29 (+9.92s | 12.2%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
39.26
39.26
100 Back
41.95
1:21.21
100 Back
1:21.21
30
Vedant
Patel
1:21.98
13
B: 1:11.29 (+10.69s | 13.0%)
Alto Swim Club
10/26/2024
SUNN Fall Classic SCY C/B/A+ Meet
31
Mason
Chan
1:22.02
13
B: 1:11.29 (+10.73s | 13.1%)
Alto Swim Club
10/26/2024
SUNN Fall Classic SCY C/B/A+ Meet
32
Yuhang
KE
1:22.72
12
B: 1:11.29 (+11.43s | 13.8%)
Santa Clara Swim Club
10/28/2022
QSS/TIDE C/B/A+ Meet
50 Back
40.16
40.16
100 Back
42.56
1:22.72
100 Back
1:22.72
33
Amruth
Settipalli
1:23.79
13
B: 1:11.29 (+12.50s | 14.9%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
41.82
41.82
100 Back
41.97
1:23.79
100 Back
1:23.79
34
Arsh
Abhinkar
1:28.12
14
B: 1:11.29 (+16.83s | 19.1%)
Alto Swim Club
10/26/2024
SUNN Fall Classic SCY C/B/A+ Meet
35
Adil
Sattarov
1:28.37
12
B: 1:11.29 (+17.08s | 19.3%)
Alto Swim Club
02/24/2024
Burlingame Aquatic Club C/B/A+ SCY Meet
36
Caleb
Leung
1:29.56
10
B: 1:11.29 (+18.27s | 20.4%)
Alto Swim Club
02/05/2022
ALTO Swim Club SCY C/B/A+
50 Back
44.09
44.09
100 Back
45.47
1:29.56
100 Back
1:29.56
37
Gabriel
Lopez
1:32.45
12
B: 1:11.29 (+21.16s | 22.9%)
Alto Swim Club
10/07/2022
ALTO Swim Club SCY Intrasquad Meet
50 Back
1:32.45
1:32.45
100 Back
0.00
1:32.45
100 Back
1:32.45
38
Daniel
Shin
1:32.66
12
B: 1:11.29 (+21.37s | 23.1%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
43.34
43.34
100 Back
49.31
1:32.65
100 Back
1:32.65
39
Leshan
LI
1:34.80
11
B: 1:11.29 (+23.51s | 24.8%)
Alto Swim Club
01/14/2023
So. San Francisco Aquatic Club SCY C/B/A+ Meet
40
Brant
Berndl
1:40.24
10
B: 1:11.29 (+28.95s | 28.9%)
Alto Swim Club
11/12/2022
ALTO Swim Club SCY C/B/A+ Meet
50 Back
47.48
47.48
100 Back
52.76
1:40.24
100 Back
1:40.24
41
Jiewen
Chen
1:40.58
12
B: 1:11.29 (+29.29s | 29.1%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
48.49
48.49
100 Back
52.09
1:40.58
100 Back
1:40.58
42
Landon
Ortiz
1:40.96
11
B: 1:11.29 (+29.67s | 29.4%)
Alto Swim Club
07/23/2022
ALTO Summer Swelter SCY Invitational Meet
50 Back
47.22
47.22
100 Back
53.74
1:40.96
100 Back
1:40.96
43
Sachin
Kandan
1:43.99
13
B: 1:11.29 (+32.70s | 31.4%)
Alto Swim Club
10/21/2023
ALTO Swim Club Autumn Opener Intrasquad
50 Back
48.77
48.77
100 Back
55.22
1:43.99
100 Back
1:43.99
44
Jiezheng
Chen
1:52.28
12
B: 1:11.29 (+40.99s | 36.5%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
52.80
52.80
100 Back
59.48
1:52.28
100 Back
1:52.28
45
ELIOT
HOCHBERG
1:54.12
8
B: 1:11.29 (+42.83s | 37.5%)
Alto Swim Club
10/05/2019
De Anza Cupertino Aquatics C/B/A+
46
Agostino
Yang
1:56.84
8
B: 1:11.29 (+45.55s | 39.0%)
Alto Swim Club
02/28/2020
Quicksilver Swimming C/B/A+ Meet