HR7591 is a variable giant star in the constellation of Cygnus.
HR7591 visual magnitude is 5.91. Because of its reltive faintness, HR7591 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 HR7591:
Celestial coordinates and finder chart of HR7591
HR7591 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7591 are provided in the following table:
The simplified sky map below shows the position of HR7591 in the sky:
Visibility of HR7591 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
HR7591 is circumpolar and transits at 03:06 UTC (altitude: 86.5°)
Digitized Sky Survey image of HR7591
The image below is a photograph of HR7591 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 HR7591 is -0.005 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.
Distance of HR7591 from the Sun and relative movement
HR7591 is distant 2,469.70 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.
Spectral properties of HR7591
HR7591 belongs to spectral class B2 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR7591 is situated in the Hertzsprung–Russell diagram.