1
Merick
Zimmermann
33.83
12
AAAA Min
Columbia Aquatics Association
12/04/2025
2025 Sport Fair Winter Classic
2
Anvi
Kesarkar
34.01
12
AAAA Min
Columbia Aquatics Association
12/04/2025
2025 Sport Fair Winter Classic
3
Claire
Casagrande
1:05.71
12
AAA Min
AAAA: 1:02.69 (+3.02s | 4.6%)
Columbia Aquatics Association
12/04/2025
2025 Sport Fair Winter Classic
50 Back
31.95
31.95
50 Back
31.95
100 Back
33.76
1:05.71
50 Back
33.76
4
Constance
Li
1:08.44
11
AA Min
AAA: 1:06.19 (+2.25s | 3.3%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
33.61
33.61
100 Back
34.83
1:08.44
100 Back
1:08.44
5
Katherine
Tom
1:12.74
11
A Min
AA: 1:09.59 (+3.15s | 4.3%)
Columbia Aquatics Association
12/04/2025
2025 Sport Fair Winter Classic
50 Back
35.06
35.06
50 Back
35.06
100 Back
37.68
1:12.74
50 Back
37.68
6
Qinlan
Gu
1:13.70
12
BB Min
A: 1:12.99 (+0.71s | 1.0%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
36.10
36.10
100 Back
37.60
1:13.70
100 Back
1:13.70
7
Kate
Rhee
1:16.19
12
BB Min
A: 1:12.99 (+3.20s | 4.2%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
37.15
37.15
100 Back
39.04
1:16.19
100 Back
1:16.19
8
Catherine
Crum
1:16.39
11
BB Min
A: 1:12.99 (+3.40s | 4.5%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
36.94
36.94
100 Back
39.45
1:16.39
100 Back
1:16.39
9
Sophie
Wu
1:17.91
12
BB Min
A: 1:12.99 (+4.92s | 6.3%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
37.97
37.97
100 Back
39.94
1:17.91
100 Back
1:17.91
10
Layla
Hamdallah
1:19.39
12
BB Min
A: 1:12.99 (+6.40s | 8.1%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
38.98
38.98
100 Back
40.41
1:19.39
100 Back
1:19.39
11
Alissa
Ferrucci
1:19.63
11
BB Min
A: 1:12.99 (+6.64s | 8.3%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
38.74
38.74
100 Back
40.89
1:19.63
100 Back
1:19.63
12
Jane
Spencer
1:20.23
11
B Min
BB: 1:19.79 (+0.44s | 0.5%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
39.62
39.62
100 Back
40.61
1:20.23
100 Back
1:20.23
13
Amy
Kikanzira
1:22.00
12
B Min
BB: 1:19.79 (+2.21s | 2.7%)
Columbia Aquatics Association
11/14/2025
GBSA 2025 Thanksgiving Swim Fest
50 Back
40.67
40.67
100 Back
41.33
1:22.00
100 Back
1:22.00
14
Zadie
Johnson
1:22.21
11
B Min
BB: 1:19.79 (+2.42s | 2.9%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
39.69
39.69
100 Back
42.52
1:22.21
100 Back
1:22.21
15
Hazal
Kayi
1:22.47
11
B Min
BB: 1:19.79 (+2.68s | 3.2%)
Columbia Aquatics Association
11/07/2025
2025 Marlins Invitational
50 Back
40.34
40.34
100 Back
42.13
1:22.47
100 Back
1:22.47
16
Emily
Vranek
1:23.07
11
B Min
BB: 1:19.79 (+3.28s | 3.9%)
Columbia Aquatics Association
11/14/2025
GBSA 2025 Thanksgiving Swim Fest
50 Back
41.26
41.26
100 Back
41.81
1:23.07
100 Back
1:23.07
17
Tirzah
Tanner
1:25.77
11
B Min
BB: 1:19.79 (+5.98s | 7.0%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
42.77
42.77
100 Back
43.00
1:25.77
100 Back
1:25.77
18
Adetoni
Adeyemi
1:26.18
10
B Min
BB: 1:19.79 (+6.39s | 7.4%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
41.87
41.87
100 Back
44.31
1:26.18
100 Back
1:26.18
19
Adeline
Torres
1:27.03
11
B: 1:26.59 (+0.44s | 0.5%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
41.79
41.79
100 Back
45.24
1:27.03
100 Back
1:27.03
20
Sophia
Martinez
1:27.75
12
B: 1:26.59 (+1.16s | 1.3%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
44.53
44.53
100 Back
43.22
1:27.75
100 Back
1:27.75
21
Rooney
Gilman
1:30.05
11
B: 1:26.59 (+3.46s | 3.8%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
45.07
45.07
100 Back
44.98
1:30.05
100 Back
1:30.05
22
Hannah
Clarkin
1:30.33
12
B: 1:26.59 (+3.74s | 4.1%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
23
Leela
Pandit
1:33.23
12
B: 1:26.59 (+6.64s | 7.1%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
44.55
44.55
100 Back
48.68
1:33.23
100 Back
1:33.23
24
Hailey
Plotkin
1:33.59
12
B: 1:26.59 (+7.00s | 7.5%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
44.81
44.81
100 Back
48.78
1:33.59
100 Back
1:33.59
25
Iris
Jia
1:34.60
12
B: 1:26.59 (+8.01s | 8.5%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
26
Ava
Dugas
1:35.87
11
B: 1:26.59 (+9.28s | 9.7%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
47.34
47.34
100 Back
48.53
1:35.87
100 Back
1:35.87
27
Naira
Guglani
1:37.89
12
B: 1:26.59 (+11.30s | 11.5%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
47.84
47.84
100 Back
50.05
1:37.89
100 Back
1:37.89
28
Aavya
Garg
1:38.90
12
B: 1:26.59 (+12.31s | 12.4%)
Columbia Aquatics Association
11/07/2025
2025 CAC 5th Annual Zachary Spain Memorial Me
50 Back
48.98
48.98
100 Back
49.92
1:38.90
100 Back
1:38.90
29
Anjali
Truesdale
1:39.62
11
B: 1:26.59 (+13.03s | 13.1%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
50 Back
48.50
48.50
100 Back
51.12
1:39.62
100 Back
1:39.62
30
Xylia
Wheat
1:40.57
10
B: 1:26.59 (+13.98s | 13.9%)
Columbia Aquatics Association
09/26/2025
RAC First Splash 2025
50 Back
47.85
47.85
100 Back
52.72
1:40.57
100 Back
1:40.57
31
Charlotte
Kirwan
1:40.82
11
B: 1:26.59 (+14.23s | 14.1%)
Columbia Aquatics Association
12/05/2025
2025 Christmas Championships
32
Ella
Johnson
1:43.17
11
B: 1:26.59 (+16.58s | 16.1%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
51.99
51.99
100 Back
51.18
1:43.17
100 Back
1:43.17
33
Aimee
Bonnet
1:43.87
12
B: 1:26.59 (+17.28s | 16.6%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
48.71
48.71
100 Back
55.16
1:43.87
100 Back
1:43.87
34
Ellie
Tom
1:47.10
11
B: 1:26.59 (+20.51s | 19.2%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
50.70
50.70
100 Back
56.40
1:47.10
100 Back
1:47.10
35
Melody
Ahn
1:50.88
11
B: 1:26.59 (+24.29s | 21.9%)
Columbia Aquatics Association
01/03/2026
2026 ASTS Invitational
50 Back
54.54
54.54
100 Back
56.34
1:50.88
100 Back
1:50.88