51
Dominick
Mikhailenko
1:03.42
15
B Min
BB: 1:02.69 (+0.73s | 1.2%)
North Coast Aquatics
01/18/2025
2025 SI HSA NTS All Aes Meet
52
John
Maddox
1:03.45
16
B Min
BB: 1:02.69 (+0.76s | 1.2%)
Renegade Aquatics
02/07/2025
2025 SI SBA All Ages NTS Meet Feb 7 9
50 Back
31.25
31.25
100 Back
32.20
1:03.45
100 Back
1:03.45
53
Lukas
Pickering
1:03.53
16
B Min
BB: 1:02.69 (+0.84s | 1.3%)
Coronado Swim -team Elite
01/18/2025
2025 SI HSA NTS All Aes Meet
54
Denis
Petrenko
1:03.53
15
B Min
BB: 1:02.69 (+0.84s | 1.3%)
Cali Piranha Swim Team
06/07/2025
2025 SI JBST Splash Dash Max
50 Back
31.65
31.65
100 Back
31.88
1:03.53
100 Back
1:03.53
55
Alexander
Palmer
1:03.80
16
B Min
BB: 1:02.69 (+1.11s | 1.7%)
South Bay Aquatics
02/07/2025
2025 SI SBA All Ages NTS Meet Feb 7 9
50 Back
30.76
30.76
100 Back
33.04
1:03.80
100 Back
1:03.80
56
Trenton
Van Dillen
1:04.04
15
B Min
BB: 1:02.69 (+1.35s | 2.1%)
Rancho San Dieguito
01/18/2025
2025 SI RSD All Ages NTS
50 Back
31.37
31.37
100 Back
32.67
1:04.04
100 Back
1:04.04
57
Leif
Peters-Barnes
1:04.25
14
B Min
BB: 1:02.69 (+1.56s | 2.4%)
Rancho San Dieguito
12/21/2024
2024 SI Winter Age Group Championships
50 Back
31.31
31.31
100 Back
32.94
1:04.25
100 Back
1:04.25
58
James
Calma
1:04.39
14
B Min
BB: 1:02.69 (+1.70s | 2.6%)
South Bay Aquatics
02/07/2025
2025 SI SBA All Ages NTS Meet Feb 7 9
50 Back
31.38
31.38
100 Back
33.01
1:04.39
100 Back
1:04.39
59
Robert
San Mateo
1:04.93
15
B Min
BB: 1:02.69 (+2.24s | 3.4%)
North Coast Aquatics
01/18/2025
2025 SI HSA NTS All Aes Meet
60
Kyle
Gidley
1:04.97
12
B Min
BB: 1:02.69 (+2.28s | 3.5%)
South Bay Aquatics
04/07/2022
2022 Pacific Swimming SC Far Western Champs
61
Cedrick
Tolentino
1:05.18
14
B Min
BB: 1:02.69 (+2.49s | 3.8%)
Sea to Desert Swim Association
02/07/2025
2025 SI SDSA All Ages A BB
50 Back
32.03
32.03
100 Back
33.15
1:05.18
100 Back
1:05.18
62
Cameron
Khadivi
1:05.30
15
B Min
BB: 1:02.69 (+2.61s | 4.0%)
Rancho San Dieguito
10/11/2025
2025 SI RSD All Ages B C Meet
50 Back
31.20
31.20
100 Back
34.10
1:05.30
100 Back
1:05.30
63
Zhongsheng
Yu
1:05.52
15
B Min
BB: 1:02.69 (+2.83s | 4.3%)
Pacific Swim
11/15/2024
2024 SI SDSA A BB All Ages
50 Back
31.83
31.83
100 Back
33.69
1:05.52
100 Back
1:05.52
64
Gavin
Li
1:05.72
15
B Min
BB: 1:02.69 (+3.03s | 4.6%)
North Coast Aquatics
02/07/2025
2025 SI SDSA All Ages A BB
50 Back
32.02
32.02
100 Back
33.70
1:05.72
100 Back
1:05.72
65
Teng
Shang
1:05.96
14
B Min
BB: 1:02.69 (+3.27s | 5.0%)
Rancho San Dieguito
02/07/2025
2025 SI SBA All Ages NTS Meet Feb 7 9
50 Back
31.27
31.27
100 Back
34.69
1:05.96
100 Back
1:05.96
66
Ryan
Maddox
1:06.60
16
B Min
BB: 1:02.69 (+3.91s | 5.9%)
Renegade Aquatics
02/07/2025
2025 SI SBA All Ages NTS Meet Feb 7 9
50 Back
32.77
32.77
100 Back
33.83
1:06.60
100 Back
1:06.60
67
Yan
Yu
1:06.63
14
B Min
BB: 1:02.69 (+3.94s | 5.9%)
Pacific Swim
02/07/2025
2025 SI SDSA All Ages A BB
50 Back
32.38
32.38
100 Back
34.25
1:06.63
100 Back
1:06.63
68
Justus
Conant
1:06.84
16
B Min
BB: 1:02.69 (+4.15s | 6.2%)
Rancho San Dieguito
06/07/2025
2025 SI JBST Splash Dash Max
50 Back
32.46
32.46
100 Back
34.38
1:06.84
100 Back
1:06.84
69
Andrew
Sanchez-Waddell
1:07.07
15
B Min
BB: 1:02.69 (+4.38s | 6.5%)
Swim Excellence Academy
10/11/2025
2025 SI RSD All Ages B C Meet
50 Back
32.47
32.47
100 Back
34.60
1:07.07
100 Back
1:07.07
70
Jaxon
Vega
1:07.10
15
B Min
BB: 1:02.69 (+4.41s | 6.6%)
North Coast Aquatics
01/18/2025
2025 SI HSA NTS All Aes Meet
71
Filip
Zuk
1:07.21
14
B Min
BB: 1:02.69 (+4.52s | 6.7%)
Pacific Swim
10/05/2024
2024 SI CAST Pentathlon 14 U
50 Back
32.52
32.52
100 Back
34.69
1:07.21
100 Back
1:07.21
72
Elijah
Araiza
1:07.61
15
B: 1:07.49 (+0.12s | 0.2%)
College Area Swim Team
12/06/2024
2024 SI SBA All Ages B WAG Max Meet
50 Back
33.19
33.19
100 Back
34.42
1:07.61
100 Back
1:07.61
73
Evan
Ye
1:07.76
15
B: 1:07.49 (+0.27s | 0.4%)
Rancho San Dieguito
11/02/2024
2024 SI SBA All Ages B C BB Max Meet Nov 2 3
50 Back
32.15
32.15
100 Back
35.60
1:07.76
100 Back
1:07.76
74
Brogan
Toback
1:07.81
15
B: 1:07.49 (+0.32s | 0.5%)
Swim Excellence Academy
02/07/2025
2025 SI SDSA All Ages A BB
50 Back
32.49
32.49
100 Back
35.32
1:07.81
100 Back
1:07.81
75
Kenji
Yamada
1:08.00
14
B: 1:07.49 (+0.51s | 0.8%)
Pacific Swim
12/21/2024
2024 SI Winter Age Group Championships
50 Back
32.47
32.47
100 Back
35.52
1:08.00
100 Back
1:08.00
76
Liam
Hussey
1:09.07
12
B: 1:07.49 (+1.58s | 2.3%)
Kamehameha Swim Club
03/11/2022
HI 2022 Oahu Spring Invitational
50 Back
33.34
33.34
100 Back
35.73
1:09.07
100 Back
1:09.07
77
Lucas
Guerrero
1:09.31
15
B: 1:07.49 (+1.82s | 2.6%)
Heartland Swim Assoc
10/11/2025
2025 SI HSA All Ages B C
78
Matthew
Smith
1:09.56
15
B: 1:07.49 (+2.07s | 3.0%)
Rancho San Dieguito
11/02/2024
2024 SI SBA All Ages B C BB Max Meet Nov 2 3
50 Back
33.57
33.57
100 Back
35.99
1:09.56
100 Back
1:09.56
79
Maxim
Zviagintsev
1:09.76
14
B: 1:07.49 (+2.27s | 3.3%)
Jbarracudas Swim Team
12/06/2024
2024 SI JBST Wag Max Meet
50 Back
34.10
34.10
100 Back
35.66
1:09.76
100 Back
1:09.76
80
Ryan
Urioste
1:09.87
14
B: 1:07.49 (+2.38s | 3.4%)
Rancho San Dieguito
05/17/2025
2025 SI SBA NTS Meet
50 Back
34.04
34.04
100 Back
35.83
1:09.87
100 Back
1:09.87
81
Harrison
Tarricone
1:10.03
14
B: 1:07.49 (+2.54s | 3.6%)
North Coast Aquatics
11/02/2024
2024 SI JBST BC All Ages
50 Back
34.80
34.80
100 Back
35.23
1:10.03
100 Back
1:10.03
82
Brodyn
Rice
1:10.34
15
B: 1:07.49 (+2.85s | 4.1%)
Rancho San Dieguito
12/06/2024
2024 SI SBA All Ages B WAG Max Meet
50 Back
34.44
34.44
100 Back
35.90
1:10.34
100 Back
1:10.34
83
Ciaran
Geary
1:10.42
15
B: 1:07.49 (+2.93s | 4.2%)
Pacific Swim
01/18/2025
2025 SI RSD All Ages NTS
50 Back
34.88
34.88
100 Back
35.54
1:10.42
100 Back
1:10.42
84
Nicholas
Attebury
1:10.51
15
B: 1:07.49 (+3.02s | 4.3%)
Pacific Swim
05/17/2025
2025 SI SBA NTS Meet
50 Back
33.74
33.74
100 Back
36.77
1:10.51
100 Back
1:10.51
85
Robert
Stanley
1:10.62
15
B: 1:07.49 (+3.13s | 4.4%)
North Coast Aquatics
12/06/2024
2024 SI JBST Wag Max Meet
50 Back
33.79
33.79
100 Back
36.83
1:10.62
100 Back
1:10.62
86
Bram
Schwartz
1:11.37
16
B: 1:07.49 (+3.88s | 5.4%)
Inland Coastal Aquatic Club
01/18/2025
2025 SI RSD All Ages NTS
50 Back
35.03
35.03
100 Back
36.34
1:11.37
100 Back
1:11.37
87
Declan
Gilhooly
1:11.61
14
B: 1:07.49 (+4.12s | 5.8%)
Coronado Swim -team Elite
12/06/2024
2024 SI SBA All Ages B WAG Max Meet
50 Back
34.72
34.72
100 Back
36.89
1:11.61
100 Back
1:11.61
88
Abraham
Yanez
1:11.96
15
B: 1:07.49 (+4.47s | 6.2%)
Pacific Swim
10/12/2024
2024 SI HSA BC All Ages Oct
89
Andrew
Sanchez-Waddell
1:12.17
15
B: 1:07.49 (+4.68s | 6.5%)
Unattached
04/12/2025
2025 SBA BC Meet
50 Back
35.12
35.12
100 Back
37.05
1:12.17
100 Back
1:12.17
90
Zhengji
Li
1:13.03
14
B: 1:07.49 (+5.54s | 7.6%)
Pacific Swim
05/17/2025
2025 SI SBA NTS Meet
50 Back
35.65
35.65
100 Back
37.38
1:13.03
100 Back
1:13.03
91
Cal
Kofstad
1:13.23
15
B: 1:07.49 (+5.74s | 7.8%)
Silverton
02/15/2025
2025 OR HS 5a 3
50 Back
35.03
35.03
100 Back
38.20
1:13.23
100 Back
1:13.23
92
Eli
Purcell
1:13.47
14
B: 1:07.49 (+5.98s | 8.1%)
Rancho San Dieguito
02/07/2025
2025 SI SBA All Ages NTS Meet Feb 7 9
50 Back
35.27
35.27
100 Back
38.20
1:13.47
100 Back
1:13.47
93
Emery
Kayne
1:13.59
15
B: 1:07.49 (+6.10s | 8.3%)
Swim Excellence Academy
10/25/2024
2024 SI MRA ALL AGES A BB MEET(BB MINIMUM)
50 Back
35.26
35.26
100 Back
38.33
1:13.59
100 Back
1:13.59
94
Jonathan
Xu
1:13.72
14
B: 1:07.49 (+6.23s | 8.5%)
Rancho San Dieguito
11/02/2024
2024 SI SBA All Ages B C BB Max Meet Nov 2 3
50 Back
35.58
35.58
100 Back
38.14
1:13.72
100 Back
1:13.72
95
Zekiel
Schwartz
1:13.94
14
B: 1:07.49 (+6.45s | 8.7%)
Inland Coastal Aquatic Club
12/15/2024
2024 SI FAST 14U C Meet
96
Julian
Chenard
1:13.98
15
B: 1:07.49 (+6.49s | 8.8%)
Rancho San Dieguito
10/11/2025
2025 SI RSD All Ages B C Meet
50 Back
36.36
36.36
100 Back
37.62
1:13.98
100 Back
1:13.98
97
Jayden
Kim
1:14.74
14
B: 1:07.49 (+7.25s | 9.7%)
Pacific Swim
02/07/2025
2025 SI SDSA All Ages A BB
50 Back
35.07
35.07
100 Back
39.67
1:14.74
100 Back
1:14.74
98
Luke
Maloney
1:14.79
16
B: 1:07.49 (+7.30s | 9.8%)
Swim Excellence Academy
01/18/2025
2025 SI HSA NTS All Aes Meet
99
Everett
Velasquez
1:15.18
15
B: 1:07.49 (+7.69s | 10.2%)
South Bay Aquatics
12/06/2024
2024 SI SBA All Ages B WAG Max Meet
50 Back
36.04
36.04
100 Back
39.14
1:15.18
100 Back
1:15.18
100
Odin
Urtnowski
1:15.42
14
B: 1:07.49 (+7.93s | 10.5%)
Trinity Aquatics
06/07/2025
2025 SI SBA Splash Dash Max Meet
50 Back
36.73
36.73
100 Back
38.69
1:15.42
100 Back
1:15.42