HR6491 is a double giant star in the constellation of Hercules.
HR6491 visual magnitude is 6.28. Because of its reltive faintness, HR6491 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 HR6491:
Celestial coordinates and finder chart of HR6491
HR6491 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 HR6491 are provided in the following table:
The simplified sky map below shows the position of HR6491 in the sky:
Visibility of HR6491 from your location
Digitized Sky Survey image of HR6491
The image below is a photograph of HR6491 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 HR6491 is -0.026 arcsec per year in Right Ascension and 0.047 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR6491 from the Sun and relative movement
HR6491 is distant 683.44 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.
Spectral properties of HR6491
HR6491 belongs to spectral class G5 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR6491 is situated in the Hertzsprung–Russell diagram.
HR6491 star system properties
HR6491 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR6491 double sysyem: