HR4019 is a double giant star in the constellation of Antlia.
HR4019 visual magnitude is 6.35. Because of its reltive faintness, HR4019 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 HR4019:
Celestial coordinates and finder chart of HR4019
HR4019 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 HR4019 are provided in the following table:
The simplified sky map below shows the position of HR4019 in the sky:
Visibility of HR4019 from your location
HR4019 is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of HR4019
The image below is a photograph of HR4019 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 HR4019 is -0.026 arcsec per year in Right Ascension and -0.002 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4019 from the Sun and relative movement
HR4019 is distant 448.42 light years from the Sun
Spectral properties of HR4019
HR4019 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 HR4019 is situated in the Hertzsprung–Russell diagram.
HR4019 star system properties
HR4019 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 HR4019 double sysyem: