HR8493 is a variable and double hypergiant star in the constellation of Cepheus.
HR8493 visual magnitude is 6.08. Because of its reltive faintness, HR8493 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 HR8493:
Celestial coordinates and finder chart of HR8493
HR8493 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 HR8493 are provided in the following table:
The simplified sky map below shows the position of HR8493 in the sky:
Visibility of HR8493 from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
HR8493 is circumpolar and transits at 10:10 UTC (altitude: 68.2°)
Digitized Sky Survey image of HR8493
The image below is a photograph of HR8493 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 HR8493 is 0.023 arcsec per year in Right Ascension and 0.02 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR8493 from the Sun and relative movement
HR8493 is distant 564.01 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.
Spectral properties of HR8493
HR8493 belongs to spectral class K0 and has a luminosity class of II corresponding to a hypergiant star.
The red dot in the diagram below shows where HR8493 is situated in the Hertzsprung–Russell diagram.
HR8493 star system properties
HR8493 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR8493 double sysyem: