HR1684 is a giant star in the constellation of Orion.
HR1684 visual magnitude is 5.18. Because of its reltive faintness, HR1684 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 HR1684:
Celestial coordinates and finder chart of HR1684
HR1684 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1684 are provided in the following table:
The simplified sky map below shows the position of HR1684 in the sky:
Visibility of HR1684 from your location
Digitized Sky Survey image of HR1684
The image below is a photograph of HR1684 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 HR1684 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 HR1684 from the Sun and relative movement
HR1684 is distant 321.18 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.
Spectral properties of HR1684
HR1684 belongs to spectral class K5 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR1684 is situated in the Hertzsprung–Russell diagram.