HR273 is a hypergiant star in the constellation of Cassiopeia.
HR273 visual magnitude is 5.97. Because of its reltive faintness, HR273 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 HR273:
Celestial coordinates and finder chart of HR273
HR273 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR273 are provided in the following table:
The simplified sky map below shows the position of HR273 in the sky:
Visibility of HR273 from your location
HR273 is circumpolar and transits at 15:48 UTC (altitude: 75.1°)
Digitized Sky Survey image of HR273
The image below is a photograph of HR273 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 HR273 is 0.043 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 HR273 from the Sun and relative movement
HR273 is distant 376.01 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.
Spectral properties of HR273
HR273 belongs to spectral class A0 and has a luminosity class of III corresponding to a hypergiant star.
The red dot in the diagram below shows where HR273 is situated in the Hertzsprung–Russell diagram.