Proper Name | None | Designations | Psi1 Aquarii A b, 91 Aquarii A b, HD 219449 A b, Gliese 893.2 A b As the only known planet in the system, often designated simply 'b' rather than 'A b': Psi1 Aquarii b, 91 Aquarii b, HD 219449 b, Gliese 893.2 b | Classification | Gas giant | Orbital Period | 181.4 days | Mean Distance from Psi1 Aquarii A | c.104 million km 0.70 AU | Mass | 3.2 x Jupiter | Diameter | Not known | Temperature | Not known | Parent star | Psi1 Aquarii A, orange giant in Aquarius | Other planets in this system | None | Notes | Psi1 Aquarii is a triple system containing three orange stars, with two of those stars forming a binary pair that orbits a third more massive star, Psi1 Aquarii A. The gas giant Psi1 Aquarii Ab orbits this primary orange giant star. |
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