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Southern California Swimming Boys 10 & under - 100 M Back

These rankings show the swimmers' placement within their Local Swimming Committee (LSC).
They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.

Swimmer Rankings

Ranking Name Time Age Standard to Next Standard Team Date Meet
1 Hoshi Aono 1:15.62 10 AAAA Min Aquazot Swim Club 05/22/2026 2026 CA 30th NOVA Speedo Grand Challenge
50 Back
36.56
36.56
100 Back
39.06
1:15.62
100 Back
1:15.62
2 Declan Wang 1:19.24 10 AAAA Min Aquazot Swim Club 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
38.97
38.97
100 Back
40.27
1:19.24
100 Back
1:19.24
3 Marcus Soetanto 1:20.40 10 AAA Min AAAA: 1:19.99 (+0.41s | 0.5%) Rose Bowl Aquatics 06/12/2025 2025 CA SCS RAA June Age Group Championships
50 Back
38.90
38.90
100 Back
41.50
1:20.40
100 Back
1:20.40
4 Kevin Kubasik 1:21.06 10 AAA Min AAAA: 1:19.99 (+1.07s | 1.3%) Aquazot Swim Club 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
50 Back
39.63
39.63
100 Back
41.43
1:21.06
100 Back
1:21.06
5 Guanlin Chen 1:22.27 9 AAA Min AAAA: 1:19.99 (+2.28s | 2.8%) Brea Aquatics 07/23/2025 2025 CA SCS Summer A G Champs
50 Back
39.68
39.68
100 Back
42.59
1:22.27
100 Back
1:22.27
6 Jefferson Chiang 1:22.42 10 AAA Min AAAA: 1:19.99 (+2.43s | 2.9%) Irvine Novaquatics 06/12/2025 2025 June Age Group Invite
50 Back
40.83
40.83
100 Back
41.59
1:22.42
100 Back
1:22.42
7 Sebastian Saade 1:22.79 10 AAA Min AAAA: 1:19.99 (+2.80s | 3.4%) Los Angeles Swim Club 06/12/2025 2025 CA SCS RAA June Age Group Championships
50 Back
40.84
40.84
100 Back
41.95
1:22.79
100 Back
1:22.79
8 Isaac Dai 1:24.43 9 AA Min AAA: 1:24.09 (+0.34s | 0.4%) Mission Viejo Nadadores 07/23/2025 2025 CA SCS Summer A G Champs
50 Back
42.38
42.38
100 Back
42.05
1:24.43
100 Back
1:24.43
9 Lucas Stocker 1:25.19 10 AA Min AAA: 1:24.09 (+1.10s | 1.3%) Coastal Machine Aquatics Club 06/12/2025 2025 CA SCS RAA June Age Group Championships
50 Back
41.67
41.67
100 Back
43.52
1:25.19
100 Back
1:25.19
10 Ethan Canlas 1:25.55 10 AA Min AAA: 1:24.09 (+1.46s | 1.7%) Sandpipers of Nevada 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
11 August Liao 1:26.38 10 AA Min AAA: 1:24.09 (+2.29s | 2.7%) Canyons Aquatic Club 07/24/2025 2025 CA SCS Summer A G Champs CANY
12 Trevor Lam 1:26.76 9 AA Min AAA: 1:24.09 (+2.67s | 3.1%) Dare Aquatics 07/23/2025 2025 CA SCS Summer A G Champs
13 Mason Ryu 1:27.11 10 AA Min AAA: 1:24.09 (+3.02s | 3.5%) Klg Sports Swim Team 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
41.76
41.76
100 Back
45.35
1:27.11
100 Back
1:27.11
14 Russell Choy 1:27.48 10 AA Min AAA: 1:24.09 (+3.39s | 3.9%) Aquazot Swim Club 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
42.35
42.35
100 Back
45.13
1:27.48
100 Back
1:27.48
15 Tucker McCullough 1:28.13 10 AA Min AAA: 1:24.09 (+4.04s | 4.6%) Team Rebel Aquatics 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
43.74
43.74
100 Back
44.39
1:28.13
100 Back
1:28.13
16 Aaron Niu 1:28.49 9 A Min AA: 1:28.19 (+0.30s | 0.3%) Flying Fish Swim Club 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
43.05
43.05
100 Back
45.44
1:28.49
100 Back
1:28.49
17 Jack Armbruster 1:28.98 10 A Min AA: 1:28.19 (+0.79s | 0.9%) San Clemente Aquatic Team 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
43.48
43.48
100 Back
45.50
1:28.98
100 Back
1:28.98
18 Dongxin Xian 1:29.20 10 A Min AA: 1:28.19 (+1.01s | 1.1%) Arcadia Riptides Swim Club 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
19 Jeffrey Moon 1:29.43 10 A Min AA: 1:28.19 (+1.24s | 1.4%) Commerce Aquatics Swim Team 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
20 Ray Yu 1:29.89 10 A Min AA: 1:28.19 (+1.70s | 1.9%) Aquazot Swim Club 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
44.56
44.56
100 Back
45.33
1:29.89
100 Back
1:29.89
21 Riccardo Sardena 1:30.12 9 A Min AA: 1:28.19 (+1.93s | 2.1%) Swim Team of Placentia 06/12/2025 2025 CA SCS RAA June Age Group Championships
50 Back
43.90
43.90
100 Back
46.22
1:30.12
100 Back
1:30.12
22 Jack Yu 1:30.23 10 A Min AA: 1:28.19 (+2.04s | 2.3%) Brea Aquatics 07/23/2025 2025 CA SCS Summer A G Champs
23 Jacob Liu 1:30.48 10 A Min AA: 1:28.19 (+2.29s | 2.5%) Trident Swim Club 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
43.94
43.94
100 Back
46.54
1:30.48
100 Back
1:30.48
24 Wu Zhou 1:30.76 10 A Min AA: 1:28.19 (+2.57s | 2.8%) Arcadia Riptides Swim Club 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
25 Jerry Ji 1:31.58 10 A Min AA: 1:28.19 (+3.39s | 3.7%) Brea Aquatics 07/23/2025 2025 CA SCS Summer A G Champs
26 Eamon Balch 1:31.59 10 A Min AA: 1:28.19 (+3.40s | 3.7%) La Mirada Armada 07/23/2025 2025 CA SCS Summer A G Champs
27 Phillippe Choi 1:31.70 10 A Min AA: 1:28.19 (+3.51s | 3.8%) Klg Sports Swim Team 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
43.69
43.69
100 Back
48.01
1:31.70
100 Back
1:31.70
28 Mason Nguyen 1:32.17 10 A Min AA: 1:28.19 (+3.98s | 4.3%) Aquazot Swim Club 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
29 Ashton Chen 1:32.70 10 BB Min A: 1:32.29 (+0.41s | 0.4%) Brea Aquatics 07/23/2025 2025 CA SCS Summer A G Champs
30 Alex Tang 1:32.78 10 BB Min A: 1:32.29 (+0.49s | 0.5%) Wasc 07/25/2024 2024 CA SCS GWSC Summer A G Champs
50 Back
45.23
45.23
100 Back
47.55
1:32.78
100 Back
1:32.78
31 Kellan Naisbitt 1:32.90 10 BB Min A: 1:32.29 (+0.61s | 0.7%) Mission Viejo Nadadores 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
32 Hongjie Xiao 1:33.22 8 BB Min A: 1:32.29 (+0.93s | 1.0%) Irvine Novaquatics 07/23/2025 2025 CA SCS Summer A G Champs
33 Jarvis Qu 1:33.24 9 BB Min A: 1:32.29 (+0.95s | 1.0%) Mission Viejo Nadadores 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
34 Branimir Petkov 1:34.04 9 BB Min A: 1:32.29 (+1.75s | 1.9%) Evolution Racing Club 06/12/2025 2025 June Age Group Invite
50 Back
45.87
45.87
100 Back
48.17
1:34.04
100 Back
1:34.04
35 Jacob Liu 1:34.36 10 BB Min A: 1:32.29 (+2.07s | 2.2%) Aquazot Swim Club 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
36 Nathan Gordon 1:34.83 9 BB Min A: 1:32.29 (+2.54s | 2.7%) Irvine Novaquatics 06/12/2025 2025 June Age Group Invite
50 Back
47.36
47.36
100 Back
47.47
1:34.83
100 Back
1:34.83
37 Abraham Cheng 1:35.13 10 BB Min A: 1:32.29 (+2.84s | 3.0%) Aquazot Swim Club 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
38 Ethan Wu 1:35.14 9 BB Min A: 1:32.29 (+2.85s | 3.0%) Swim Torrance 06/12/2025 2025 June Age Group Invite
50 Back
45.51
45.51
100 Back
49.63
1:35.14
100 Back
1:35.14
39 Preston Tran 1:35.26 10 BB Min A: 1:32.29 (+2.97s | 3.1%) Irvine Novaquatics 07/25/2024 2024 CA SCS GWSC Summer A G Champs
50 Back
45.69
45.69
100 Back
49.57
1:35.26
100 Back
1:35.26
40 Graham Terzer 1:35.32 9 BB Min A: 1:32.29 (+3.03s | 3.2%) The Spartans of La Canada 07/23/2025 2025 CA SCS Summer A G Champs
41 Danylo Marshchivskyi 1:35.39 8 BB Min A: 1:32.29 (+3.10s | 3.2%) Blast Sharks 07/24/2025 2025 CA SCS Summer A G Champs CANY
42 Mahkoah Tanap 1:35.94 10 BB Min A: 1:32.29 (+3.65s | 3.8%) Paseo Aquatics Swim Team 06/12/2025 2025 SCS June AG Invite @ La Mirada Armada
43 Aiden Chung 1:36.14 10 BB Min A: 1:32.29 (+3.85s | 4.0%) Patriot Swim Club 06/12/2025 2025 June Age Group Invite
50 Back
47.28
47.28
100 Back
48.86
1:36.14
100 Back
1:36.14
44 Romi Jones 1:36.20 10 BB Min A: 1:32.29 (+3.91s | 4.1%) Sandpipers of Nevada 07/16/2025 Renee And Jim Patterson Meet 2025
25 Back
46.57
46.57
50 Back
0.00
46.57
50 Back
46.57
75 Back
1:14.00
2:00.57
100 Back
-24.-37
1:36.20
50 Back
49.63
45 Alexander Bond 1:36.84 10 BB Min A: 1:32.29 (+4.55s | 4.7%) Mission Viejo Nadadores 07/23/2025 2025 CA SCS Summer A G Champs
46 Anderson Bradley 1:36.91 10 BB Min A: 1:32.29 (+4.62s | 4.8%) Coastal Machine Aquatics Club 07/23/2025 2025 CA SCS Summer A G Champs
47 Christopher Yee 1:37.46 10 BB Min A: 1:32.29 (+5.17s | 5.3%) Swim Torrance 07/24/2025 2025 CA SCS RAA Summer A G Champs
50 Back
45.58
45.58
100 Back
51.88
1:37.46
100 Back
1:37.46
48 Dylan sun 1:38.10 10 BB Min A: 1:32.29 (+5.81s | 5.9%) Brea Aquatics 07/23/2025 2025 CA SCS Summer A G Champs
49 Isaac Zepeda 1:38.42 10 BB Min A: 1:32.29 (+6.13s | 6.2%) South Gate Aquatics Club 07/23/2025 2025 CA SCS Summer A G Champs
50 Evan Wang 1:39.37 9 BB Min A: 1:32.29 (+7.08s | 7.1%) Rose Bowl Aquatics 07/23/2025 2025 CA SCS Summer A G Champs

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.