Swimmer profile
Markos Mastronikolas
Male15-16Rockville Montgomery Swim ClubPV · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
30.85
27.68
▲ 3.17
24.22
▲ 3.46
22.98
▲ 1.24
22.45
▲ 0.53
100 Free SCY
1:12.83
1:00.10
▲ 12.73
52.77
▲ 7.33
49.90
▲ 2.87
48.32
▲ 1.58
200 Free SCY
—
2:12.70
1:56.29
▲ 16.41
1:49.00
▲ 7.29
1:45.58
▲ 3.42
500 Free SCY
—
5:47.23
5:21.91
▲ 25.32
4:58.78
▲ 23.13
4:46.91
▲ 11.87
1000 Free SCY
—
—
11:24.06
10:27.40
▲ 56.66
10:11.24
▲ 16.16
1650 Free SCY
—
—
—
17:36.83
—
50 Back SCY
37.43
33.79
▲ 3.64
29.54
▲ 4.25
—
—
100 Back SCY
—
1:11.90
1:03.43
▲ 8.47
57.82
▲ 5.61
59.07
▼ 1.25
200 Back SCY
—
—
—
2:10.58
—
50 Breast SCY
46.45
38.50
▲ 7.95
—
—
—
100 Breast SCY
1:57.57
1:25.85
▲ 31.72
—
1:09.77
▲ 16.08
—
50 Fly SCY
—
31.72
25.93
▲ 5.79
24.90
▲ 1.03
24.06
▲ 0.84
100 Fly SCY
—
1:11.43
—
56.01
▲ 15.42
53.78
▲ 2.23
200 Fly SCY
—
2:52.67
—
2:08.01
▲ 44.66
2:03.71
▲ 4.30
100 IM SCY
1:23.34
1:10.21
▲ 13.13
1:04.34
▲ 5.87
—
—
200 IM SCY
—
2:32.95
2:17.82
▲ 15.13
2:03.72
▲ 14.10
2:00.87
▲ 2.85
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.