1
Finn
Crawford
47.29
14
AAAA Min
Bulldog Swim Club
12/06/2024
Winter Age Group Championships (host: Zone 1S)
50 Free
22.57
22.57
100 Free
24.72
47.29
100 Free
47.29
2
Chengyuan
Song
48.99
13
AAA Min
AAAA: 48.69 (+0.30s | 0.6%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
3
Karl
Kaldenhoff
51.67
14
AA Min
AAA: 51.09 (+0.58s | 1.1%)
Alto Swim Club
11/09/2024
ALTO Swim Club SCY C/B/A+ Meet
50 Free
24.76
24.76
100 Free
26.91
51.67
100 Free
51.67
4
Yixuan
Zhang
52.15
13
AA Min
AAA: 51.09 (+1.06s | 2.0%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
25.51
25.51
100 Free
26.64
52.15
100 Free
52.15
5
Daniel
Deng
53.05
13
AA Min
AAA: 51.09 (+1.96s | 3.7%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
6
Agustin
Araya
53.18
14
AA Min
AAA: 51.09 (+2.09s | 3.9%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
25.97
25.97
100 Free
27.21
53.18
100 Free
53.18
7
Yu-Sen
Lo
53.27
14
AA Min
AAA: 51.09 (+2.18s | 4.1%)
Alto Swim Club
03/14/2025
Spring SCY Age Group Championships
8
Yangyue
Zhu
53.36
14
AA Min
AAA: 51.09 (+2.27s | 4.3%)
Alto Swim Club
03/14/2025
Spring SCY Age Group Championships
50 Free
25.92
25.92
100 Free
27.44
53.36
100 Free
53.36
9
Makai
Fernando
53.86
13
A Min
AA: 53.39 (+0.47s | 0.9%)
California Dolphins Swim Team
10/19/2024
Livermore Aquacowboys SCY C/B/BB+ Meet
10
Julian
Erickson
54.17
14
A Min
AA: 53.39 (+0.78s | 1.4%)
Alto Swim Club
12/06/2024
THSC Holiday Classic (25Y, AG/SR, custom time standards)
50 Free
26.64
26.64
100 Free
27.53
54.17
100 Free
54.17
11
Andrew
Xu
55.89
13
BB Min
A: 55.69 (+0.20s | 0.4%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
26.86
26.86
100 Free
29.03
55.89
100 Free
55.89
12
Daoqi
Zhu
56.33
14
BB Min
A: 55.69 (+0.64s | 1.1%)
Alto Swim Club
12/06/2024
THSC Holiday Classic (25Y, AG/SR, custom time standards)
50 Free
26.82
26.82
100 Free
29.51
56.33
100 Free
56.33
13
Mason
Chan
57.31
13
BB Min
A: 55.69 (+1.62s | 2.8%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
27.03
27.03
100 Free
30.28
57.31
100 Free
57.31
14
Elias
Kuusela
57.96
13
BB Min
A: 55.69 (+2.27s | 3.9%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
15
Yangyue
Zhu
58.58
13
BB Min
A: 55.69 (+2.89s | 4.9%)
Alto Swim Club
03/29/2024
ALTO Rock the Blocks T/F Invitational
50 Free
28.21
28.21
100 Free
30.37
58.58
100 Free
58.58
16
Ethan
Chen
58.93
13
BB Min
A: 55.69 (+3.24s | 5.5%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
28.12
28.12
100 Free
30.81
58.93
100 Free
58.93
17
Eric
Chang
1:00.11
13
BB Min
A: 55.69 (+4.42s | 7.4%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
28.76
28.76
100 Free
31.35
1:00.11
100 Free
1:00.11
18
Aiden
Yeh
1:00.23
13
BB Min
A: 55.69 (+4.54s | 7.5%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
29.10
29.10
100 Free
31.13
1:00.23
100 Free
1:00.23
19
Sean
Gao
1:00.35
14
B Min
BB: 1:00.29 (+0.06s | 0.1%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
28.52
28.52
100 Free
31.83
1:00.35
100 Free
1:00.35
20
Bryan
Wang
1:01.04
13
B Min
BB: 1:00.29 (+0.75s | 1.2%)
Alto Swim Club
10/26/2024
SUNN Fall Classic SCY C/B/A+ Meet
21
Felix
Yu
1:01.20
13
B Min
BB: 1:00.29 (+0.91s | 1.5%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Free
29.18
29.18
100 Free
32.02
1:01.20
100 Free
1:01.20
22
William
Nabbe
1:02.73
12
B Min
BB: 1:00.29 (+2.44s | 3.9%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
29.66
29.66
100 Free
33.07
1:02.73
100 Free
1:02.73
23
Arsh
Abhinkar
1:03.31
14
B Min
BB: 1:00.29 (+3.02s | 4.8%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
29.84
29.84
100 Free
33.47
1:03.31
100 Free
1:03.31
24
Herbert
Kong
1:03.76
14
B Min
BB: 1:00.29 (+3.47s | 5.4%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Free
30.21
30.21
100 Free
33.55
1:03.76
100 Free
1:03.76
25
Roman
Elman
1:03.81
13
B Min
BB: 1:00.29 (+3.52s | 5.5%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
30.10
30.10
100 Free
33.71
1:03.81
100 Free
1:03.81
26
Nick
Momeni
1:03.88
13
B Min
BB: 1:00.29 (+3.59s | 5.6%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
30.38
30.38
100 Free
33.50
1:03.88
100 Free
1:03.88
27
Xuan
Wang
1:04.28
14
B Min
BB: 1:00.29 (+3.99s | 6.2%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Free
29.45
29.45
100 Free
34.83
1:04.28
100 Free
1:04.28
28
Ethan
Jiang
1:04.45
13
B Min
BB: 1:00.29 (+4.16s | 6.5%)
Alto Swim Club
03/14/2025
Spring SCY Age Group Championships
50 Free
30.21
30.21
100 Free
34.24
1:04.45
100 Free
1:04.45
29
Jesse
Tian
1:05.36
12
B: 1:04.99 (+0.37s | 0.6%)
Alto Swim Club
03/29/2024
ALTO Rock the Blocks T/F Invitational
50 Free
31.61
31.61
100 Free
33.75
1:05.36
100 Free
1:05.36
30
Ivan
Dub
1:05.62
13
B: 1:04.99 (+0.63s | 1.0%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
30.85
30.85
100 Free
34.77
1:05.62
100 Free
1:05.62
31
Vincent
Liu
1:06.61
12
B: 1:04.99 (+1.62s | 2.4%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
30.32
30.32
100 Free
36.29
1:06.61
100 Free
1:06.61
32
Gabriel
Lopez
1:09.44
12
B: 1:04.99 (+4.45s | 6.4%)
Alto Swim Club
03/25/2023
ALTO Swim Club SCY Invitational
50 Free
33.16
33.16
100 Free
36.28
1:09.44
100 Free
1:09.44
33
Elik
Shen
1:10.48
12
B: 1:04.99 (+5.49s | 7.8%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
32.47
32.47
100 Free
38.00
1:10.48
100 Free
1:10.48
34
Amruth
Settipalli
1:11.03
13
B: 1:04.99 (+6.04s | 8.5%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
34.50
34.50
100 Free
36.53
1:11.03
100 Free
1:11.03
35
Vedant
Patel
1:11.96
13
B: 1:04.99 (+6.97s | 9.7%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Free
33.68
33.68
100 Free
38.28
1:11.96
100 Free
1:11.96
36
Shravan
Vijay
1:14.08
12
B: 1:04.99 (+9.09s | 12.3%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
34.63
34.63
100 Free
39.45
1:14.08
100 Free
1:14.08
37
Daniel
Shin
1:14.35
13
B: 1:04.99 (+9.36s | 12.6%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
35.54
35.54
100 Free
38.81
1:14.35
100 Free
1:14.35
38
Adil
Sattarov
1:16.34
12
B: 1:04.99 (+11.35s | 14.9%)
Alto Swim Club
02/24/2024
Burlingame Aquatic Club C/B/A+ SCY Meet
50 Free
35.89
35.89
100 Free
40.45
1:16.34
100 Free
1:16.34
39
Aiden
Ching
1:16.66
12
B: 1:04.99 (+11.67s | 15.2%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
36.74
36.74
100 Free
39.92
1:16.66
100 Free
1:16.66
40
Jiewen
Chen
1:17.26
13
B: 1:04.99 (+12.27s | 15.9%)
Alto Swim Club
03/29/2025
Alto Rock The Blocks Invitational
50 Free
37.70
37.70
100 Free
39.56
1:17.26
100 Free
1:17.26
41
Sachin
Kandan
1:17.43
13
B: 1:04.99 (+12.44s | 16.1%)
Alto Swim Club
10/21/2023
ALTO Swim Club Autumn Opener Intrasquad
50 Free
36.11
36.11
100 Free
41.32
1:17.43
100 Free
1:17.43
42
Alexander
Masson
1:19.43
13
B: 1:04.99 (+14.44s | 18.2%)
Alto Swim Club
10/26/2024
SUNN Fall Classic SCY C/B/A+ Meet
43
Caleb
Leung
1:23.07
10
B: 1:04.99 (+18.08s | 21.8%)
Alto Swim Club
03/12/2022
Pacifica Sea Lions SCY C/B/A+ Meet
44
Jiezheng
Chen
1:24.59
12
B: 1:04.99 (+19.60s | 23.2%)
Alto Swim Club
11/23/2024
ALTO Swim Club Fall Frolic Invitational Meet
50 Free
39.64
39.64
100 Free
44.95
1:24.59
100 Free
1:24.59
45
Leshan
Li
1:25.83
11
B: 1:04.99 (+20.84s | 24.3%)
Alto Swim Club
03/25/2023
ALTO Swim Club SCY Invitational
50 Free
39.81
39.81
100 Free
46.02
1:25.83
100 Free
1:25.83
46
Yasin
Iqbal
1:29.06
7
B: 1:04.99 (+24.07s | 27.0%)
Alto Swim Club
12/14/2019
Solo Aquatics C/B/A+
47
Brant
Berndl
1:31.17
11
B: 1:04.99 (+26.18s | 28.7%)
Alto Swim Club
03/25/2023
ALTO Swim Club SCY Invitational
50 Free
42.80
42.80
100 Free
48.37
1:31.17
100 Free
1:31.17
48
Landon
Ortiz
1:35.86
11
B: 1:04.99 (+30.87s | 32.2%)
Alto Swim Club
11/13/2021
ALTO Swim Club SCY C/B/A+
50 Free
43.70
43.70
100 Free
52.16
1:35.86
100 Free
1:35.86
49
Andrey
Korsun
1:41.71
8
B: 1:04.99 (+36.72s | 36.1%)
Alto Swim Club
02/28/2020
Quicksilver Swimming C/B/A+ Meet
50
Kai
Chung
1:45.14
7
B: 1:04.99 (+40.15s | 38.2%)
Palo Alto Stanford Aquatics
01/27/2018
PASA Cardinal Intersquad