Psi Aquarii

The Bayer designation ψ Aquarii (psi Aquarii, ψ Aqr) is shared by three stars/star systems in the constellation Aquarius:

ψ1 Aquarii (91 Aquarii), a multiple star system with an exoplanet orbiting the giant primary ψ2 Aquarii (93 Aquarii), a solitary Be star ψ3 Aquarii (95 Aquarii), a binary star system

All of them were members of the asterism 羽林軍 (Yǔ Lín Jūn), Palace Guard, in the Encampment mansion. AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 7 月 7 日