HR4749 is a multiple hypergiant star in the constellation of Crux.
HR4749 visual magnitude is 6.15. Because of its reltive faintness, HR4749 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 HR4749:
Celestial coordinates and finder chart of HR4749
HR4749 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 HR4749 are provided in the following table:
The simplified sky map below shows the position of HR4749 in the sky:
Visibility of HR4749 from your location
HR4749 is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of HR4749
The image below is a photograph of HR4749 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 HR4749 is -0.24 arcsec per year in Right Ascension and -0.22 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of HR4749 from the Sun and relative movement
HR4749 is distant 137.67 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.
Spectral properties of HR4749
HR4749 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.
The red dot in the diagram below shows where HR4749 is situated in the Hertzsprung–Russell diagram.
HR4749 star system properties
HR4749 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 HR4749 double sysyem: