β3 Tucanae (beta3 Tucanae)
β3 Tucanae is a double hypergiant star in the constellation of Tucana.
β3 Tucanae visual magnitude is 5.09. Because of its reltive faintness, β3 Tucanae should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.
The table below summarizes the key facts about β3 Tucanae:
Celestial coordinates and finder chart of β3 Tucanae
β3 Tucanae is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of β3 Tucanae are provided in the following table:
The simplified sky map below shows the position of β3 Tucanae in the sky:
Visibility of β3 Tucanae from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
β3 Tucanae (beta3 Tucanae) is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of β3 Tucanae
The image below is a photograph of β3 Tucanae from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of β3 Tucanae is 0.081 arcsec per year in Right Ascension and -0.038 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of β3 Tucanae from the Sun and relative movement
β3 Tucanae is distant 151.49 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.
Spectral properties of β3 Tucanae
β3 Tucanae belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.
The red dot in the diagram below shows where β3 Tucanae is situated in the Hertzsprung–Russell diagram.
β3 Tucanae star system properties
β3 Tucanae is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the β3 Tucanae double sysyem: