1
Adrian
Lisiewski
50.06
16
AAAA Min
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
24.29
24.29
100 Back
25.77
50.06
100 Back
50.06
2
Tim
Mihok
51.99
15
AAA Min
AAAA: 50.69 (+1.30s | 2.5%)
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
25.23
25.23
100 Back
26.76
51.99
100 Back
51.99
3
Avery
Heron
53.30
16
AA Min
AAA: 53.09 (+0.21s | 0.4%)
North Baltimore Aquatic Club
11/14/2025
2025 NBAC Thanksgiving Meet
50 Back
26.05
26.05
100 Back
27.25
53.30
100 Back
53.30
4
Justin
Roberts
53.35
16
AA Min
AAA: 53.09 (+0.26s | 0.5%)
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
25.63
25.63
100 Back
27.72
53.35
100 Back
53.35
5
Maksymilian
Lisiewski
54.12
16
AA Min
AAA: 53.09 (+1.03s | 1.9%)
North Baltimore Aquatic Club
01/16/2026
ISCA January Classic 2026
50 Back
26.34
26.34
100 Back
27.78
54.12
100 Back
54.12
6
Spencer
Belbot
54.19
14
AA Min
AAA: 53.09 (+1.10s | 2.0%)
North Baltimore Aquatic Club
01/19/2024
2024 ISCA January Classic
50 Back
26.64
26.64
100 Back
27.55
54.19
100 Back
54.19
7
Peyton
Knott
54.78
15
AA Min
AAA: 53.09 (+1.69s | 3.1%)
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
26.53
26.53
100 Back
28.25
54.78
100 Back
54.78
8
Kyan
Siri
55.67
15
A Min
AA: 55.49 (+0.18s | 0.3%)
North Baltimore Aquatic Club
10/17/2025
2025 NBAC Fall Fastival Meet
50 Back
27.37
27.37
100 Back
28.30
55.67
100 Back
55.67
9
William
Trainor
55.81
15
A Min
AA: 55.49 (+0.32s | 0.6%)
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
27.24
27.24
100 Back
28.57
55.81
100 Back
55.81
10
Victor
Kim
55.97
15
A Min
AA: 55.49 (+0.48s | 0.9%)
North Baltimore Aquatic Club
11/14/2025
2025 NBAC Thanksgiving Meet
50 Back
26.71
26.71
100 Back
29.26
55.97
100 Back
55.97
11
Jeffery
Rowe
56.23
15
A Min
AA: 55.49 (+0.74s | 1.3%)
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
27.21
27.21
100 Back
29.02
56.23
100 Back
56.23
12
Prince
McCallister
56.83
15
A Min
AA: 55.49 (+1.34s | 2.4%)
North Baltimore Aquatic Club
01/16/2026
ISCA January Classic 2026
50 Back
27.99
27.99
100 Back
28.84
56.83
100 Back
56.83
13
Isaac
Chiang
56.93
15
A Min
AA: 55.49 (+1.44s | 2.5%)
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
27.95
27.95
100 Back
28.98
56.93
100 Back
56.93
14
Charles
Dieveney
57.99
15
BB Min
A: 57.89 (+0.10s | 0.2%)
North Baltimore Aquatic Club
10/17/2025
2025 NBAC Fall Fastival Meet
50 Back
28.67
28.67
100 Back
29.32
57.99
100 Back
57.99
15
Charles
Dieveney
58.09
15
BB Min
A: 57.89 (+0.20s | 0.3%)
North Baltimore Aquatic Club
11/14/2025
2025 NBAC Thanksgiving Meet
50 Back
28.49
28.49
100 Back
29.60
58.09
100 Back
58.09
16
Oliver
Stanley
58.53
15
BB Min
A: 57.89 (+0.64s | 1.1%)
North Baltimore Aquatic Club
11/14/2025
2025 NBAC Thanksgiving Meet
50 Back
28.34
28.34
100 Back
30.19
58.53
100 Back
58.53
17
Austin
Smith
58.66
15
BB Min
A: 57.89 (+0.77s | 1.3%)
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
28.25
28.25
100 Back
30.41
58.66
100 Back
58.66
18
Rhys
Wolfson
1:00.73
16
BB Min
A: 57.89 (+2.84s | 4.7%)
North Baltimore Aquatic Club
02/19/2026
2026 Speedo MD LSC Senior Champs
50 Back
28.07
28.07
100 Back
32.66
1:00.73
100 Back
1:00.73
19
Brady
McQuaid
1:01.38
15
BB Min
A: 57.89 (+3.49s | 5.7%)
North Baltimore Aquatic Club
10/17/2025
2025 NBAC Fall Fastival Meet
50 Back
30.32
30.32
100 Back
31.06
1:01.38
100 Back
1:01.38
20
Alex
Pappas
1:01.94
15
BB Min
A: 57.89 (+4.05s | 6.5%)
North Baltimore Aquatic Club
10/17/2025
2025 NBAC Fall Fastival Meet
50 Back
29.99
29.99
100 Back
31.95
1:01.94
100 Back
1:01.94
21
Nathaniel
Guinan
1:02.47
13
BB Min
A: 57.89 (+4.58s | 7.3%)
North Baltimore Aquatic Club
01/19/2024
2024 ISCA January Classic
50 Back
29.86
29.86
100 Back
32.61
1:02.47
100 Back
1:02.47
22
Adler
Spotte
1:03.10
15
B Min
BB: 1:02.69 (+0.41s | 0.6%)
North Baltimore Aquatic Club
11/14/2025
2025 NBAC Thanksgiving Meet
50 Back
30.66
30.66
100 Back
32.44
1:03.10
100 Back
1:03.10
23
Owen
Shedwick
1:04.56
16
B Min
BB: 1:02.69 (+1.87s | 2.9%)
North Baltimore Aquatic Club
10/17/2025
2025 NBAC Fall Fastival Meet
50 Back
31.07
31.07
100 Back
33.49
1:04.56
100 Back
1:04.56
24
Parker
Faria
1:09.98
13
B: 1:07.49 (+2.49s | 3.6%)
Naval Academy Aquatic Club
12/07/2023
2023 East Coast WinterFest
50 Back
34.84
34.84
100 Back
35.14
1:09.98
100 Back
1:09.98