Swimmer profile
Gretta Callison
FemaleOpen / SeniorGaucho AquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
29.42
27.05
▲ 2.37
27.07
▼ 0.02
26.91
▲ 0.16
27.00
▼ 0.09
27.34
▼ 0.34
26.67
▲ 0.67
100 Free LCM
1:06.12
1:01.57
▲ 4.55
59.88
▲ 1.69
59.20
▲ 0.68
59.58
▼ 0.38
59.61
▼ 0.03
59.22
▲ 0.39
200 Free LCM
2:37.48
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2:17.83
▲ 19.65
2:17.90
▼ 0.07
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50 Back LCM
38.48
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100 Back LCM
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1:18.49
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50 Breast LCM
37.85
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100 Breast LCM
1:27.95
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50 Fly LCM
33.49
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28.40
▲ 5.09
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100 Fly LCM
1:20.25
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1:05.88
▲ 14.37
1:04.49
▲ 1.39
1:04.37
▲ 0.12
1:04.37
± 0.00
1:06.29
▼ 1.92
200 IM LCM
2:56.46
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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.