Upsilon Aquarii [SEP] constellation
Upsilon Aquarii
Upsilon Aquarii (υ Aqr, υ Aquarii) is the Bayer designation for a binary star in the equatorial constellation of Aquarius. It is a faint naked eye star with an apparent visual magnitude of 5.21. Parallax measurements give a distance estimate of from Earth. This is a high proper-motion star.
Upsilon Aquarii is an F-type main sequence star with a stellar classification of F5 V. With an effective temperature of 6,597, it shines with the yellow-white hue of an F-type
now so included in the List of IAU-approved Star Names.
In Chinese, (), meaning "Palace Guard", refers to an asterism consisting of Delta Aquarii, 29 Aquarii, 35 Aquarii, 41 Aquarii, 47 Aquarii, 49 Aquarii, Lambda Piscis Austrini, HD 212448, Epsilon Piscis Austrini, 21 Piscis Austrini, 20 Piscis Austrini, Upsilon Aquarii, 68 Aquarii, 66 Aquarii, 61 Aquarii, 53 Aquarii, 50 Aquarii, 56 Aquarii, 45 Aquarii, 58 Aquarii, 64 Aquarii, 65