1
Nathan
Chen
1:06.07
12
A Min
AA: 1:05.99 (+0.08s | 0.1%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
31.04
31.04
100 Back
35.03
1:06.07
100 Back
1:06.07
2
Jax
Aziz
1:07.56
11
A Min
AA: 1:05.99 (+1.57s | 2.3%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
32.71
32.71
100 Back
34.85
1:07.56
100 Back
1:07.56
3
Grant
Sweetser
1:08.16
12
A Min
AA: 1:05.99 (+2.17s | 3.2%)
Columbia Aquatics Association
12/04/2025
2025 Sport Fair Winter Classic
50 Back
33.71
33.71
100 Back
34.45
1:08.16
100 Back
1:08.16
4
Carter
Hopp
1:08.27
12
A Min
AA: 1:05.99 (+2.28s | 3.3%)
Columbia Aquatics Association
12/04/2025
2025 Sport Fair Winter Classic
5
Matthew
Anisko
1:10.66
12
BB Min
A: 1:09.29 (+1.37s | 1.9%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
34.37
34.37
100 Back
36.29
1:10.66
100 Back
1:10.66
6
Matthew
Tom
1:11.24
12
BB Min
A: 1:09.29 (+1.95s | 2.7%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
34.75
34.75
100 Back
36.49
1:11.24
100 Back
1:11.24
7
Maverick
Xu
1:12.57
11
BB Min
A: 1:09.29 (+3.28s | 4.5%)
Columbia Aquatics Association
12/04/2025
2025 Sport Fair Winter Classic
8
Nathan
Notes
1:13.17
12
BB Min
A: 1:09.29 (+3.88s | 5.3%)
Columbia Aquatics Association
12/04/2025
2025 Sport Fair Winter Classic
50 Back
35.75
35.75
100 Back
37.42
1:13.17
100 Back
1:13.17
9
William
Hawthorne
1:13.76
12
BB Min
A: 1:09.29 (+4.47s | 6.1%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
35.80
35.80
100 Back
37.96
1:13.76
100 Back
1:13.76
10
Ishaan
Bhatt
1:13.97
12
BB Min
A: 1:09.29 (+4.68s | 6.3%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
36.44
36.44
100 Back
37.53
1:13.97
100 Back
1:13.97
11
Alexander
Halasz
1:15.64
12
BB Min
A: 1:09.29 (+6.35s | 8.4%)
Columbia Aquatics Association
11/07/2025
2025 CAC 5th Annual Zachary Spain Memorial Me
50 Back
38.51
38.51
100 Back
37.13
1:15.64
100 Back
1:15.64
12
Henry
Chung
1:15.97
11
B Min
BB: 1:15.69 (+0.28s | 0.4%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
37.16
37.16
100 Back
38.81
1:15.97
100 Back
1:15.97
13
Jeremiah
Lee
1:16.81
12
B Min
BB: 1:15.69 (+1.12s | 1.5%)
Columbia Aquatics Association
11/14/2025
GBSA 2025 Thanksgiving Swim Fest
50 Back
37.28
37.28
100 Back
39.53
1:16.81
100 Back
1:16.81
14
Zeno
Gennaro
1:17.02
10
B Min
BB: 1:15.69 (+1.33s | 1.7%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
38.38
38.38
100 Back
38.64
1:17.02
100 Back
1:17.02
15
Lucas
Miller
1:18.11
11
B Min
BB: 1:15.69 (+2.42s | 3.1%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
38.09
38.09
100 Back
40.02
1:18.11
100 Back
1:18.11
16
James
Pang
1:19.16
12
B Min
BB: 1:15.69 (+3.47s | 4.4%)
Columbia Aquatics Association
11/14/2025
GBSA 2025 Thanksgiving Swim Fest
50 Back
38.92
38.92
100 Back
40.24
1:19.16
100 Back
1:19.16
17
Bryan
Gelinas
1:19.37
12
B Min
BB: 1:15.69 (+3.68s | 4.6%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
39.55
39.55
100 Back
39.82
1:19.37
100 Back
1:19.37
18
Parker
Casavant
1:19.43
12
B Min
BB: 1:15.69 (+3.74s | 4.7%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
39.81
39.81
100 Back
39.62
1:19.43
100 Back
1:19.43
19
Joseph
Kinard
1:19.54
11
B Min
BB: 1:15.69 (+3.85s | 4.8%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
38.01
38.01
100 Back
41.53
1:19.54
100 Back
1:19.54
20
Max
Chan
1:19.76
11
B Min
BB: 1:15.69 (+4.07s | 5.1%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
39.56
39.56
100 Back
40.20
1:19.76
100 Back
1:19.76
21
Mathias
Matkovic
1:20.73
12
B Min
BB: 1:15.69 (+5.04s | 6.2%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
22
Gyrwen
Xie
1:21.57
12
B Min
BB: 1:15.69 (+5.88s | 7.2%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
39.78
39.78
100 Back
41.79
1:21.57
100 Back
1:21.57
23
Adrian
Ng
1:22.26
12
B: 1:22.19 (+0.07s | 0.1%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
40.90
40.90
100 Back
41.36
1:22.26
100 Back
1:22.26
24
Jayden
Gao
1:22.58
11
B: 1:22.19 (+0.39s | 0.5%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
25
Frank
Washington
1:26.64
12
B: 1:22.19 (+4.45s | 5.1%)
Columbia Aquatics Association
11/14/2025
GBSA 2025 Thanksgiving Swim Fest
50 Back
41.77
41.77
100 Back
44.87
1:26.64
100 Back
1:26.64
26
Henry
Zhang
1:27.94
11
B: 1:22.19 (+5.75s | 6.5%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
43.19
43.19
100 Back
44.75
1:27.94
100 Back
1:27.94
27
Xavier
Asa-Awuku
1:30.50
10
B: 1:22.19 (+8.31s | 9.2%)
Columbia Aquatics Association
11/14/2025
GBSA 2025 Thanksgiving Swim Fest
50 Back
43.29
43.29
100 Back
47.21
1:30.50
100 Back
1:30.50
28
Liam
Grubb
1:31.44
11
B: 1:22.19 (+9.25s | 10.1%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
45.30
45.30
100 Back
46.14
1:31.44
100 Back
1:31.44
29
Oliver
Garrett
1:33.27
11
B: 1:22.19 (+11.08s | 11.9%)
Columbia Aquatics Association
11/07/2025
2025 CAC 5th Annual Zachary Spain Memorial Me
50 Back
44.10
44.10
100 Back
49.17
1:33.27
100 Back
1:33.27
30
Ian
Heir
1:33.84
11
B: 1:22.19 (+11.65s | 12.4%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
46.30
46.30
100 Back
47.54
1:33.84
100 Back
1:33.84
31
Jackson
Halstead
1:36.29
11
B: 1:22.19 (+14.10s | 14.6%)
Columbia Aquatics Association
11/07/2025
2025 CAC 5th Annual Zachary Spain Memorial Me
50 Back
45.99
45.99
100 Back
50.30
1:36.29
100 Back
1:36.29
32
Silas
Garland
1:36.35
12
B: 1:22.19 (+14.16s | 14.7%)
Columbia Aquatics Association
11/07/2025
2025 CAC 5th Annual Zachary Spain Memorial Me
50 Back
47.72
47.72
100 Back
48.63
1:36.35
100 Back
1:36.35
33
Andrew
Ewis
1:36.97
11
B: 1:22.19 (+14.78s | 15.2%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
47.03
47.03
100 Back
49.94
1:36.97
100 Back
1:36.97
34
Edward
Zhao
1:39.27
11
B: 1:22.19 (+17.08s | 17.2%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
35
Rohan
Chorey
1:46.80
12
B: 1:22.19 (+24.61s | 23.0%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
50.71
50.71
100 Back
56.09
1:46.80
100 Back
1:46.80