HR4003 is a double main-sequence star in the constellation of Antlia.
HR4003 visual magnitude is 6.28. Because of its reltive faintness, HR4003 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 HR4003:
Celestial coordinates and finder chart of HR4003
HR4003 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 HR4003 are provided in the following table:
The simplified sky map below shows the position of HR4003 in the sky:
Visibility of HR4003 from your location
Digitized Sky Survey image of HR4003
The image below is a photograph of HR4003 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 HR4003 is -0.026 arcsec per year in Right Ascension and -0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4003 from the Sun and relative movement
HR4003 is distant 509.38 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.
Spectral properties of HR4003
HR4003 belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where HR4003 is situated in the Hertzsprung–Russell diagram.
HR4003 star system properties
HR4003 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 HR4003 double sysyem: