HR4531 is a variable and double hypergiant star in the constellation of Leo.
HR4531 visual magnitude is 5.88. Because of its reltive faintness, HR4531 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 HR4531:
Celestial coordinates and finder chart of HR4531
HR4531 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4531 are provided in the following table:
The simplified sky map below shows the position of HR4531 in the sky:
Visibility of HR4531 from your location
Today's HR4531 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of HR4531
The image below is a photograph of HR4531 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 HR4531 is -0.107 arcsec per year in Right Ascension and 0.007 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of HR4531 from the Sun and relative movement
HR4531 is distant 241.84 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.
Spectral properties of HR4531
HR4531 belongs to spectral class F0 and has a luminosity class of V corresponding to a hypergiant star.
The red dot in the diagram below shows where HR4531 is situated in the Hertzsprung–Russell diagram.
HR4531 star system properties
HR4531 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR4531 double sysyem: