HR690 is a variable and double supergiant star in the constellation of Perseus.
HR690 visual magnitude is 6.28. Because of its reltive faintness, HR690 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 HR690:
Celestial coordinates and finder chart of HR690
HR690 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 HR690 are provided in the following table:
The simplified sky map below shows the position of HR690 in the sky:
Visibility of HR690 from your location
HR690 is circumpolar and transits at 02:30 UTC (altitude: 86.1°)
Digitized Sky Survey image of HR690
The image below is a photograph of HR690 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 HR690 is 0.006 arcsec per year in Right Ascension and -0.024 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR690 from the Sun and relative movement
HR690 is distant 2,012.35 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.
Spectral properties of HR690
HR690 belongs to spectral class F7 and has a luminosity class of I corresponding to a supergiant star.
The red dot in the diagram below shows where HR690 is situated in the Hertzsprung–Russell diagram.
HR690 star system properties
HR690 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR690 double sysyem: