β1 Tucanae (beta1 Tucanae)
β1 Tucanae is a multiple main-sequence star in the constellation of Tucana.
β1 Tucanae visual magnitude is 4.37. Because of its moderate brightness, β1 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 β1 Tucanae:
Celestial coordinates and finder chart of β1 Tucanae
β1 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 β1 Tucanae are provided in the following table:
The simplified sky map below shows the position of β1 Tucanae in the sky:
Visibility of β1 Tucanae from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
β1 Tucanae (beta1 Tucanae) is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of β1 Tucanae
The image below is a photograph of β1 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 β1 Tucanae is 0.09 arcsec per year in Right Ascension and -0.054 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of β1 Tucanae from the Sun and relative movement
β1 Tucanae is distant 139.61 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.
Spectral properties of β1 Tucanae
β1 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 β1 Tucanae is situated in the Hertzsprung–Russell diagram.
β1 Tucanae star system properties
β1 Tucanae is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the β1 Tucanae double sysyem: