θ Tucanae (theta Tucanae)
θ Tucanae is a variable sub-giant star in the constellation of Tucana.
θ Tucanae visual magnitude is 6.13. Because of its reltive faintness, θ 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 θ Tucanae:
Celestial coordinates and finder chart of θ Tucanae
θ 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 θ Tucanae are provided in the following table:
The simplified sky map below shows the position of θ Tucanae in the sky:
Visibility of θ Tucanae from your location
θ Tucanae (theta Tucanae) is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of θ Tucanae
The image below is a photograph of θ 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 θ Tucanae is 0.067 arcsec per year in Right Ascension and -0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of θ Tucanae from the Sun and relative movement
θ Tucanae is distant 490.23 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.
Spectral properties of θ Tucanae
θ Tucanae belongs to spectral class A7 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where θ Tucanae is situated in the Hertzsprung–Russell diagram.