HR5172 is a variable and double giant star in the constellation of Centaurus.
HR5172 visual magnitude is 4.65. Because of its moderate brightness, HR5172 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 HR5172:
Celestial coordinates and finder chart of HR5172
HR5172 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 HR5172 are provided in the following table:
The simplified sky map below shows the position of HR5172 in the sky:
Visibility of HR5172 from your location
HR5172 is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of HR5172
The image below is a photograph of HR5172 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 HR5172 is 0.006 arcsec per year in Right Ascension and -0.033 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR5172 from the Sun and relative movement
HR5172 is distant 257.10 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.
Spectral properties of HR5172
HR5172 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR5172 is situated in the Hertzsprung–Russell diagram.
HR5172 star system properties
HR5172 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 HR5172 double sysyem: