1
DongQi
Yu
50.49
18
AAA Min
AAAA: 48.89 (+1.60s | 3.2%)
Alto Swim Club
12/16/2023
Alto Holiday Invitational Dec 16 17
2
Samuel
Du
50.64
18
AAA Min
AAAA: 48.89 (+1.75s | 3.5%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
50 Back
24.32
24.32
100 Back
26.32
50.64
100 Back
50.64
3
Guanghao
Shao
51.32
18
AA Min
AAA: 51.29 (+0.03s | 0.1%)
Unattached
04/03/2025
Pacific Swimming SC Far Western Champs
50 Back
25.12
25.12
100 Back
26.20
51.32
100 Back
51.32
4
Jinu
Hong
52.19
18
AA Min
AAA: 51.29 (+0.90s | 1.7%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Back
24.98
24.98
100 Back
27.21
52.19
100 Back
52.19
5
Remi
Hoffman Chande
53.10
18
AA Min
AAA: 51.29 (+1.81s | 3.4%)
Unattached
03/28/2026
Alto Rock The Blocks Invitational 2026
50 Back
26.12
26.12
100 Back
26.98
53.10
100 Back
53.10
6
Eric
Meng
53.65
18
A Min
AA: 53.59 (+0.06s | 0.1%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
26.17
26.17
100 Back
27.48
53.65
100 Back
53.65
7
Derek
Shang
54.17
17
A Min
AA: 53.59 (+0.58s | 1.1%)
Quicksilver Swimming
11/03/2023
Pleasanton Seahawks SC Senior Open
50 Back
26.66
26.66
100 Back
27.51
54.17
100 Back
54.17
8
Ryan
Kumar
54.93
18
A Min
AA: 53.59 (+1.34s | 2.4%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Back
27.73
27.73
100 Back
27.20
54.93
100 Back
54.93
9
Dylan
Glanville
55.63
17
A Min
AA: 53.59 (+2.04s | 3.7%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
27.33
27.33
100 Back
28.30
55.63
100 Back
55.63
10
Atiksh
Negi
57.29
17
BB Min
A: 55.89 (+1.40s | 2.4%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
27.39
27.39
100 Back
29.90
57.29
100 Back
57.29
11
Ryan
Cole
57.82
17
BB Min
A: 55.89 (+1.93s | 3.3%)
Alto Swim Club
03/10/2023
2023 Spring Age Group Championships SCSC
50 Back
27.86
27.86
100 Back
29.96
57.82
100 Back
57.82
12
Emilio
Thelmo
58.08
17
BB Min
A: 55.89 (+2.19s | 3.8%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
28.24
28.24
100 Back
29.84
58.08
100 Back
58.08
13
Dylan
Fujita
58.21
17
BB Min
A: 55.89 (+2.32s | 4.0%)
Alto Swim Club
11/22/2025
Pacific Swim SC Senior Open Hosted By TERA
50 Back
27.92
27.92
100 Back
30.29
58.21
100 Back
58.21
14
Ryan
Rim
59.85
17
BB Min
A: 55.89 (+3.96s | 6.6%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Back
29.23
29.23
100 Back
30.62
59.85
100 Back
59.85
15
Rolando
Salazar
1:01.70
17
B Min
BB: 1:00.59 (+1.11s | 1.8%)
Alto Swim Club
02/14/2025
33rd Annual Lost Dutchman Invitational
50 Back
30.21
30.21
100 Back
31.49
1:01.70
100 Back
1:01.70
16
Benjamin
Mai
1:03.13
17
B Min
BB: 1:00.59 (+2.54s | 4.0%)
Alto Swim Club
02/01/2025
Alto Swim Club Valentine Classic
50 Back
30.95
30.95
100 Back
32.18
1:03.13
100 Back
1:03.13
17
Eric
Zhang
1:03.23
18
B Min
BB: 1:00.59 (+2.64s | 4.2%)
Alto Swim Club
10/26/2024
2024 SUNN Fall Classic CBA+ Meet
18
Chan
Na
1:03.28
17
B Min
BB: 1:00.59 (+2.69s | 4.3%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
30.80
30.80
100 Back
32.48
1:03.28
100 Back
1:03.28
19
Chan
Na
1:03.84
17
B Min
BB: 1:00.59 (+3.25s | 5.1%)
Alto Swim Club
02/13/2026
34th Annual Lost Dutchman Invitational
20
Niklas
Kuusela
1:04.13
17
B Min
BB: 1:00.59 (+3.54s | 5.5%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
31.49
31.49
100 Back
32.64
1:04.13
100 Back
1:04.13
21
Khaiz
Gheewala
1:04.91
17
B Min
BB: 1:00.59 (+4.32s | 6.7%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Back
31.47
31.47
100 Back
33.44
1:04.91
100 Back
1:04.91
22
Gavin
HO
1:06.87
17
B: 1:05.19 (+1.68s | 2.5%)
Alto Swim Club
01/28/2023
2023 Zone 1 North Championships
50 Back
32.72
32.72
100 Back
34.15
1:06.87
100 Back
1:06.87
23
Nicholas
Keng
1:13.59
17
B: 1:05.19 (+8.40s | 11.4%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
36.47
36.47
100 Back
37.12
1:13.59
100 Back
1:13.59
24
Angel
Leon
1:18.63
18
B: 1:05.19 (+13.44s | 17.1%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
39.48
39.48
100 Back
39.15
1:18.63
100 Back
1:18.63