HR4930 is a variable giant star in the constellation of Musca.
HR4930 visual magnitude is 6.03. Because of its reltive faintness, HR4930 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 HR4930:
Celestial coordinates and finder chart of HR4930
HR4930 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 HR4930 are provided in the following table:
The simplified sky map below shows the position of HR4930 in the sky:
Visibility of HR4930 from your location
HR4930 is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of HR4930
The image below is a photograph of HR4930 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 HR4930 is -0.023 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 HR4930 from the Sun and relative movement
HR4930 is distant 1,574.88 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.
Spectral properties of HR4930
HR4930 belongs to spectral class B1 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR4930 is situated in the Hertzsprung–Russell diagram.