HR4977 is a hypergiant star in the constellation of Musca.
HR4977 visual magnitude is 5.9. Because of its reltive faintness, HR4977 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 HR4977:
Celestial coordinates and finder chart of HR4977
HR4977 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 HR4977 are provided in the following table:
The simplified sky map below shows the position of HR4977 in the sky:
Visibility of HR4977 from your location
HR4977 is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of HR4977
The image below is a photograph of HR4977 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 HR4977 is 0.024 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4977 from the Sun and relative movement
HR4977 is distant 284.72 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.
Spectral properties of HR4977
HR4977 belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.
The red dot in the diagram below shows where HR4977 is situated in the Hertzsprung–Russell diagram.