1
Jeffrey
Chen
51.00
15
AAA Min
AAAA: 50.69 (+0.31s | 0.6%)
Alto Swim Club
04/03/2025
Pacific Swimming SC Far Western Champs
50 Back
24.69
24.69
100 Back
26.31
51.00
100 Back
51.00
2
Finn
Crawford
51.18
15
AAA Min
AAAA: 50.69 (+0.49s | 1.0%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
25.13
25.13
100 Back
26.05
51.18
100 Back
51.18
3
Jerrick
Yong
52.26
16
AAA Min
AAAA: 50.69 (+1.57s | 3.0%)
Alto Swim Club
12/05/2025
2025 Tualatin Hills Holiday Classic
50 Back
25.24
25.24
100 Back
27.02
52.26
100 Back
52.26
4
Andrew
Gafton
52.79
16
AAA Min
AAAA: 50.69 (+2.10s | 4.0%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
25.82
25.82
100 Back
26.97
52.79
100 Back
52.79
5
Ivan
Goulart
53.40
15
AA Min
AAA: 53.09 (+0.31s | 0.6%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
25.63
25.63
100 Back
27.77
53.40
100 Back
53.40
6
Yangyue
Zhu
54.20
15
AA Min
AAA: 53.09 (+1.11s | 2.0%)
Alto Swim Club
02/07/2026
Alto Feb 7 8 CBA Valentines Day
50 Back
26.45
26.45
100 Back
27.75
54.20
100 Back
54.20
7
Carlo
Chisari
54.23
15
AA Min
AAA: 53.09 (+1.14s | 2.1%)
Alto Swim Club
12/05/2025
2025 Tualatin Hills Holiday Classic
50 Back
26.57
26.57
100 Back
27.66
54.23
100 Back
54.23
8
Ryan
Huang
55.40
16
AA Min
AAA: 53.09 (+2.31s | 4.2%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
27.01
27.01
100 Back
28.39
55.40
100 Back
55.40
9
Karl
Kaldenhoff
56.06
14
A Min
AA: 55.49 (+0.57s | 1.0%)
Alto Swim Club
12/06/2024
2024 Tualatin Hills Holiday Classic
50 Back
27.25
27.25
100 Back
28.81
56.06
100 Back
56.06
10
Ben
Yu
56.48
15
A Min
AA: 55.49 (+0.99s | 1.8%)
Sunnyvale Swim Club
01/25/2025
Z1N SC Championship
50 Back
27.78
27.78
100 Back
28.70
56.48
100 Back
56.48
11
Sebastian
Lin
56.49
15
A Min
AA: 55.49 (+1.00s | 1.8%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
27.49
27.49
100 Back
29.00
56.49
100 Back
56.49
12
Ryan
Cole
57.82
13
A Min
AA: 55.49 (+2.33s | 4.0%)
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
13
Dylan
Fujita
58.21
16
BB Min
A: 57.89 (+0.32s | 0.5%)
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
Danny
Sun
58.35
15
BB Min
A: 57.89 (+0.46s | 0.8%)
Alto Swim Club
11/22/2025
Pacific Swim SC Senior Open Hosted By TERA
50 Back
28.79
28.79
100 Back
29.56
58.35
100 Back
58.35
15
Jaden
Jiang
58.52
15
BB Min
A: 57.89 (+0.63s | 1.1%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
28.26
28.26
100 Back
30.26
58.52
100 Back
58.52
16
Ryuma
Elias
58.79
15
BB Min
A: 57.89 (+0.90s | 1.5%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
28.67
28.67
100 Back
30.12
58.79
100 Back
58.79
17
Vince
Meert
59.23
16
BB Min
A: 57.89 (+1.34s | 2.3%)
Alto Swim Club
12/05/2025
2025 Tualatin Hills Holiday Classic
50 Back
28.71
28.71
100 Back
30.52
59.23
100 Back
59.23
18
Ryan
Rim
59.85
16
BB Min
A: 57.89 (+1.96s | 3.3%)
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
19
Yu-Sen
Lo
1:00.48
15
BB Min
A: 57.89 (+2.59s | 4.3%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
29.06
29.06
100 Back
31.42
1:00.48
100 Back
1:00.48
20
Daoqi
Zhu
1:01.22
15
BB Min
A: 57.89 (+3.33s | 5.4%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
29.55
29.55
100 Back
31.67
1:01.22
100 Back
1:01.22
21
Agustin
Araya
1:02.52
15
BB Min
A: 57.89 (+4.63s | 7.4%)
Alto Swim Club
01/24/2026
2026 Zone 1 North Championships
50 Back
30.77
30.77
100 Back
31.75
1:02.52
100 Back
1:02.52
22
Joseph
Dhalluin
1:04.61
15
B Min
BB: 1:02.69 (+1.92s | 3.0%)
Alto Swim Club
11/15/2025
Alto Nov 15 16 Fall Frolic
50 Back
31.26
31.26
100 Back
33.35
1:04.61
100 Back
1:04.61
23
Khaiz
Gheewala
1:04.91
16
B Min
BB: 1:02.69 (+2.22s | 3.4%)
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
24
Zander
Phelan
1:05.74
15
B Min
BB: 1:02.69 (+3.05s | 4.6%)
Alto Swim Club
01/25/2025
Z1N SC Championship
50 Back
31.84
31.84
100 Back
33.90
1:05.74
100 Back
1:05.74
25
Nilay
Hugenmatter
1:06.13
16
B Min
BB: 1:02.69 (+3.44s | 5.2%)
Alto Swim Club
12/19/2025
ALTO Candy Cane Classic
50 Back
31.87
31.87
100 Back
34.26
1:06.13
100 Back
1:06.13
26
Ankit
Nanda
1:07.45
14
B Min
BB: 1:02.69 (+4.76s | 7.1%)
Alto Swim Club
01/13/2024
South San Francisco C B A+
27
Alexander
McDonald
1:08.45
13
B: 1:07.49 (+0.96s | 1.4%)
Alto Swim Club
11/12/2022
Alto Meet November 12 13 2022
50 Back
34.58
34.58
100 Back
33.87
1:08.45
100 Back
1:08.45
28
Mark
Tibazarwa
1:11.56
13
B: 1:07.49 (+4.07s | 5.7%)
Alto Swim Club
07/23/2022
Alto Invite July 23 2022
50 Back
34.09
34.09
100 Back
37.47
1:11.56
100 Back
1:11.56
29
Herbert
Kong
1:12.30
13
B: 1:07.49 (+4.81s | 6.7%)
Alto Swim Club
10/26/2024
2024 SUNN Fall Classic CBA+ Meet
30
Theodore
Parrett
1:12.37
12
B: 1:07.49 (+4.88s | 6.7%)
Alto Swim Club
10/08/2021
ALTO Invitational Meet
50 Back
35.15
35.15
100 Back
37.22
1:12.37
100 Back
1:12.37
31
Zanda
Zhu
1:12.58
13
B: 1:07.49 (+5.09s | 7.0%)
Alto Swim Club
03/25/2023
Alto Rock The Blocks Invitational
50 Back
34.68
34.68
100 Back
37.90
1:12.58
100 Back
1:12.58
32
Rylan
Reklis
1:13.49
12
B: 1:07.49 (+6.00s | 8.2%)
Alto Swim Club
10/08/2021
ALTO Invitational Meet
33
Arsh
Abhinkar
1:15.10
15
B: 1:07.49 (+7.61s | 10.1%)
Alto Swim Club
12/06/2025
Alto Dec 6 7 CBA
50 Back
36.86
36.86
100 Back
38.24
1:15.10
100 Back
1:15.10
34
Sean
Gao
1:15.90
14
B: 1:07.49 (+8.41s | 11.1%)
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
35
Jaeyoon
Kim
1:17.70
14
B: 1:07.49 (+10.21s | 13.1%)
Alto Swim Club
01/13/2024
South San Francisco C B A+
36
Zeen
Zheng
1:20.90
12
B: 1:07.49 (+13.41s | 16.6%)
Alto Swim Club
10/07/2022
ALTO Meet Oct 7 9 2022
50 Back
39.56
39.56
100 Back
41.34
1:20.90
100 Back
1:20.90
37
Vedant
Patel
1:21.98
13
B: 1:07.49 (+14.49s | 17.7%)
Alto Swim Club
10/26/2024
2024 SUNN Fall Classic CBA+ Meet
38
Yuhang
KE
1:22.72
12
B: 1:07.49 (+15.23s | 18.4%)
Santa Clara Swim Club
10/28/2022
2022 QSS TIDE Spooktacular
50 Back
40.16
40.16
100 Back
42.56
1:22.72
100 Back
1:22.72
39
Drew
Martin
1:24.51
13
B: 1:07.49 (+17.02s | 20.1%)
Alto Swim Club
10/07/2022
ALTO Meet Oct 7 9 2022
50 Back
39.69
39.69
100 Back
44.82
1:24.51
100 Back
1:24.51
40
Ryan
Chen
1:30.60
15
B: 1:07.49 (+23.11s | 25.5%)
Alto Swim Club
12/06/2025
Alto Dec 6 7 CBA
50 Back
42.01
42.01
100 Back
48.59
1:30.60
100 Back
1:30.60
41
Gabriel
Lopez
1:32.45
12
B: 1:07.49 (+24.96s | 27.0%)
Alto Swim Club
10/07/2022
ALTO Meet Oct 7 9 2022
50 Back
1:32.45
1:32.45
100 Back
0.00
1:32.45
100 Back
1:32.45
42
Elias
Perlroth
1:33.51
12
B: 1:07.49 (+26.02s | 27.8%)
Alto Swim Club
12/10/2022
ALTO Swim Club SCY C B A+
50 Back
45.82
45.82
100 Back
47.69
1:33.51
100 Back
1:33.51
43
Sanat
Ananth
1:33.99
13
B: 1:07.49 (+26.50s | 28.2%)
Alto Swim Club
02/04/2023
Alto Meet Feb 4 5
50 Back
45.75
45.75
100 Back
48.24
1:33.99
100 Back
1:33.99
44
Diego
Villegas
1:34.81
10
B: 1:07.49 (+27.32s | 28.8%)
Alto Swim Club
02/08/2020
Alto Swim Club SC CBA Meet
50 Back
45.64
45.64
100 Back
49.17
1:34.81
100 Back
1:34.81
45
Landon
Ortiz
1:40.96
11
B: 1:07.49 (+33.47s | 33.2%)
Alto Swim Club
07/23/2022
Alto Invite July 23 2022
50 Back
47.22
47.22
100 Back
53.74
1:40.96
100 Back
1:40.96
46
Sachin
Kandan
1:43.99
13
B: 1:07.49 (+36.50s | 35.1%)
Alto Swim Club
10/21/2023
Alto Autumn Opener Oct 21 22
50 Back
48.77
48.77
100 Back
55.22
1:43.99
100 Back
1:43.99
47
ELIOT
HOCHBERG
1:54.12
8
B: 1:07.49 (+46.63s | 40.9%)
Alto Swim Club
10/05/2019
De Anza Cupertino Aquatics C/B/A+
48
Chris
Hong
1:56.94
9
B: 1:07.49 (+49.45s | 42.3%)
Alto Swim Club
02/09/2019
2019 AltoSwim Club SC CBA
50 Back
53.41
53.41
100 Back
1:03.53
1:56.94
100 Back
1:56.94
49
MADDOX
PORTER
2:14.95
9
B: 1:07.49 (+67.46s | 50.0%)
Alto Swim Club
03/23/2019
Pacifica Sea Lions C/B/A+