1
Nathan
Foucu
50.08
17
AAA Min
AAAA: 48.89 (+1.19s | 2.4%)
Quicksilver Swimming
11/07/2025
Pleasanton Seahawks SC Senior 2
50 Back
24.63
24.63
100 Back
25.45
50.08
100 Back
50.08
2
Eduardo
Lasso
51.04
17
AAA Min
AAAA: 48.89 (+2.15s | 4.2%)
Quicksilver Swimming
12/04/2025
2025 Holiday Swim Festival
50 Back
23.92
23.92
100 Back
27.12
51.04
100 Back
51.04
3
Clark
Apuada
52.08
16
AA Min
AAA: 51.29 (+0.79s | 1.5%)
Quicksilver Swimming
11/01/2024
Pleasanton Seahawks SC Senior Open
50 Back
25.40
25.40
100 Back
26.68
52.08
100 Back
52.08
4
Brandon
Pon
52.15
17
AA Min
AAA: 51.29 (+0.86s | 1.6%)
Quicksilver Swimming
02/26/2026
2026 CA NV Speedo Sect @ CCA
5
Jaden
Kim
53.24
17
AA Min
AAA: 51.29 (+1.95s | 3.7%)
Quicksilver Swimming
12/04/2025
2025 Holiday Swim Festival
50 Back
25.90
25.90
100 Back
27.34
53.24
100 Back
53.24
6
Sean
Chen
55.46
16
A Min
AA: 53.59 (+1.87s | 3.4%)
Quicksilver Swimming
01/26/2024
2024 Brian Malick Memorial Z1S Championships
7
Oliver
Santana
55.63
16
A Min
AA: 53.59 (+2.04s | 3.7%)
Quicksilver Swimming
09/23/2023
SR Open SC September 2023
50 Back
26.64
26.64
100 Back
28.99
55.63
100 Back
55.63
8
Thomas
Do
55.88
17
A Min
AA: 53.59 (+2.29s | 4.1%)
Quicksilver Swimming
11/01/2024
Pleasanton Seahawks SC Senior Open
50 Back
25.95
25.95
100 Back
29.93
55.88
100 Back
55.88
9
Mateo
Rosales
56.23
16
BB Min
A: 55.89 (+0.34s | 0.6%)
Quicksilver Swimming
11/01/2024
Pleasanton Seahawks SC Senior Open
50 Back
27.08
27.08
100 Back
29.15
56.23
100 Back
56.23
10
Bryce
Ng
57.02
17
BB Min
A: 55.89 (+1.13s | 2.0%)
Quicksilver Swimming
12/04/2025
2025 Holiday Swim Festival
50 Back
27.00
27.00
100 Back
30.02
57.02
100 Back
57.02
11
Elijah
Souza
57.07
16
BB Min
A: 55.89 (+1.18s | 2.1%)
Quicksilver Swimming
11/03/2023
Pleasanton Seahawks SC Senior Open
50 Back
27.53
27.53
100 Back
29.54
57.07
100 Back
57.07
12
Gavin
Wells
57.46
16
BB Min
A: 55.89 (+1.57s | 2.7%)
Alto Swim Club
01/27/2024
2024 Zone 1 North Championships
50 Back
28.18
28.18
100 Back
29.28
57.46
100 Back
57.46
13
Colin
Brennan
57.50
16
BB Min
A: 55.89 (+1.61s | 2.8%)
Quicksilver Swimming
12/04/2025
2025 Holiday Swim Festival
50 Back
27.81
27.81
100 Back
29.69
57.50
100 Back
57.50
14
Moore
Li
57.91
15
BB Min
A: 55.89 (+2.02s | 3.5%)
Quicksilver Swimming
10/19/2024
Orinda Aquatics SCY Senior Open Meet
50 Back
28.16
28.16
100 Back
29.75
57.91
100 Back
57.91
15
Tyler
Porter
58.68
15
BB Min
A: 55.89 (+2.79s | 4.8%)
Quicksilver Swimming
02/17/2024
2024 MAC Senior Open Trials Finals
50 Back
28.52
28.52
100 Back
30.16
58.68
100 Back
58.68
16
Jonathann
Grina
58.89
16
BB Min
A: 55.89 (+3.00s | 5.1%)
Quicksilver Swimming
12/04/2025
2025 Holiday Swim Festival
50 Back
28.99
28.99
100 Back
29.90
58.89
100 Back
58.89
17
Miguel
Rances
59.35
16
BB Min
A: 55.89 (+3.46s | 5.8%)
Swim South Bay
01/26/2024
2024 Brian Malick Memorial Z1S Championships
18
Lucas
Tompkins
59.53
17
BB Min
A: 55.89 (+3.64s | 6.1%)
Unattached
11/01/2024
Pleasanton Seahawks SC Senior Open
50 Back
29.07
29.07
100 Back
30.46
59.53
100 Back
59.53
19
Cameron
Byrum
59.54
16
BB Min
A: 55.89 (+3.65s | 6.1%)
Quicksilver Swimming
12/04/2025
2025 Holiday Swim Festival
50 Back
29.11
29.11
100 Back
30.43
59.54
100 Back
59.54
20
Mukul
Kanda
59.92
16
BB Min
A: 55.89 (+4.03s | 6.7%)
Quicksilver Swimming
01/24/2025
2025 Brian Malick Memorial Z1S Championships
21
Evan
Tran
1:00.85
16
B Min
BB: 1:00.59 (+0.26s | 0.4%)
Quicksilver Swimming
12/04/2025
2025 Holiday Swim Festival
50 Back
28.53
28.53
100 Back
32.32
1:00.85
100 Back
1:00.85
22
Keith
Magallanes
1:01.19
15
B Min
BB: 1:00.59 (+0.60s | 1.0%)
Quicksilver Swimming
10/22/2022
Orinda Aquatics PC Senior SC
50 Back
29.48
29.48
100 Back
31.71
1:01.19
100 Back
1:01.19
23
Ethan
Tayco
1:01.45
17
B Min
BB: 1:00.59 (+0.86s | 1.4%)
Quicksilver Swimming
01/24/2025
2025 Brian Malick Memorial Z1S Championships
24
Lucas
Tompkins
1:02.05
16
B Min
BB: 1:00.59 (+1.46s | 2.4%)
South Valley Makos
02/22/2024
2024 Juanita Allington Memorial
50 Back
30.10
30.10
100 Back
31.95
1:02.05
100 Back
1:02.05
25
Kevin
Noller
1:03.78
17
B Min
BB: 1:00.59 (+3.19s | 5.0%)
Quicksilver Swimming
01/24/2025
2025 Brian Malick Memorial Z1S Championships
26
Warren
Tan
1:03.99
16
B Min
BB: 1:00.59 (+3.40s | 5.3%)
Quicksilver Swimming
12/14/2024
Zone 1 South Winter Championships
27
Jason
Quesada
1:04.55
16
B Min
BB: 1:00.59 (+3.96s | 6.1%)
Quicksilver Swimming
12/14/2024
Zone 1 South Winter Championships
28
Joseph
HU
1:04.94
14
B Min
BB: 1:00.59 (+4.35s | 6.7%)
Quicksilver Swimming
11/10/2023
Zone 1S 14 UN BB+ Micro Meet Hosted By QSS
50 Back
31.91
31.91
100 Back
33.03
1:04.94
100 Back
1:04.94
29
Jack
Cameron
1:05.35
14
B: 1:05.19 (+0.16s | 0.2%)
Quicksilver Swimming
10/22/2022
Orinda Aquatics PC Senior SC
50 Back
31.56
31.56
100 Back
33.79
1:05.35
100 Back
1:05.35
30
Joey
Rypstra
1:05.81
16
B: 1:05.19 (+0.62s | 0.9%)
Quicksilver Swimming
01/24/2025
2025 Brian Malick Memorial Z1S Championships
31
James
Tong
1:09.65
13
B: 1:05.19 (+4.46s | 6.4%)
Quicksilver Swimming
10/28/2022
2022 QSS TIDE Spooktacular
50 Back
34.23
34.23
100 Back
35.42
1:09.65
100 Back
1:09.65
32
Nathan
Moffat
1:10.55
15
B: 1:05.19 (+5.36s | 7.6%)
Los Gatos
04/24/2024
2024 SCVAL De Anza Division Championship Meet
50 Back
33.70
33.70
100 Back
36.85
1:10.55
100 Back
1:10.55
33
Leonardo
Yousefpor
1:10.55
14
B: 1:05.19 (+5.36s | 7.6%)
Quicksilver Swimming
12/09/2022
Zone 1 South Winter Age Group (minus)
34
Aaron
Chien
1:11.73
14
B: 1:05.19 (+6.54s | 9.1%)
Quicksilver Swimming
12/09/2022
Zone 1 South Winter Age Group (minus)
35
Arjun
Khedkar
1:23.25
14
B: 1:05.19 (+18.06s | 21.7%)
Quicksilver Swimming
01/24/2025
2025 Brian Malick Memorial Z1S Championships