δ Tucanae (delta Tucanae)
δ Tucanae is a variable and double main-sequence star in the constellation of Tucana.
δ Tucanae visual magnitude is 4.48. Because of its moderate brightness, δ Tucanae should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.
The table below summarizes the key facts about δ Tucanae:
Celestial coordinates and finder chart of δ Tucanae
δ Tucanae is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of δ Tucanae are provided in the following table:
The simplified sky map below shows the position of δ Tucanae in the sky:
Visibility of δ Tucanae from your location
Digitized Sky Survey image of δ Tucanae
The image below is a photograph of δ 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 δ Tucanae is 0.071 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of δ Tucanae from the Sun and relative movement
δ Tucanae is distant 266.99 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.
Spectral properties of δ Tucanae
δ Tucanae belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where δ Tucanae is situated in the Hertzsprung–Russell diagram.
δ Tucanae star system properties
δ Tucanae is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the δ Tucanae double sysyem: