HR1921 is a giant star in the constellation of Taurus.
HR1921 visual magnitude is 6.37. Because of its reltive faintness, HR1921 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 HR1921:
Celestial coordinates and finder chart of HR1921
HR1921 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 HR1921 are provided in the following table:
The simplified sky map below shows the position of HR1921 in the sky:
Visibility of HR1921 from your location
Digitized Sky Survey image of HR1921
The image below is a photograph of HR1921 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 HR1921 is 0.024 arcsec per year in Right Ascension and -0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR1921 from the Sun and relative movement
HR1921 is distant 426.14 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.
Spectral properties of HR1921
HR1921 belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR1921 is situated in the Hertzsprung–Russell diagram.