Swimmer profile
Gretta Callison
FemaleOpen / SeniorGaucho AquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
28.94
25.73
▲ 3.21
26.16
▼ 0.43
26.57
▼ 0.41
24.48
▲ 2.09
23.54
▲ 0.94
23.17
▲ 0.37
23.37
▼ 0.20
23.21
▲ 0.16
22.88
▲ 0.33
100 Free SCY
—
56.27
58.75
▼ 2.48
—
53.28
▲ 5.47
52.13
▲ 1.15
51.37
▲ 0.76
51.93
▼ 0.56
51.64
▲ 0.29
50.07
▲ 1.57
200 Free SCY
—
2:15.04
2:18.85
▼ 3.81
2:14.92
▲ 3.93
2:04.64
▲ 10.28
1:58.48
▲ 6.16
1:56.86
▲ 1.62
1:59.20
▼ 2.34
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—
500 Free SCY
—
—
—
—
—
—
5:43.16
—
—
—
50 Back SCY
—
34.40
—
—
—
28.71
▲ 5.69
—
—
—
—
100 Back SCY
—
—
1:09.80
—
1:04.26
▲ 5.54
1:04.39
▼ 0.13
1:02.11
▲ 2.28
—
—
—
50 Breast SCY
—
33.51
—
—
—
—
—
—
—
—
100 Breast SCY
—
1:15.90
1:13.76
▲ 2.14
—
—
—
—
—
—
—
200 Breast SCY
—
2:55.55
2:41.10
▲ 14.45
—
—
—
—
—
—
—
50 Fly SCY
34.39
31.48
▲ 2.91
—
—
—
25.73
▲ 5.75
25.68
▲ 0.05
—
26.86
▼ 1.18
25.99
▲ 0.87
100 Fly SCY
—
—
1:06.50
—
1:02.09
▲ 4.41
58.25
▲ 3.84
57.52
▲ 0.73
56.75
▲ 0.77
55.86
▲ 0.89
55.47
▲ 0.39
100 IM SCY
—
1:11.01
—
—
—
—
—
—
—
—
200 IM SCY
—
2:38.25
2:29.27
▲ 8.98
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—
—
—
—
—
—
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.