HR1898 is a double sub-giant star in the constellation of Orion.
HR1898 visual magnitude is 6.38. Because of its reltive faintness, HR1898 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 HR1898:
Celestial coordinates and finder chart of HR1898
HR1898 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 HR1898 are provided in the following table:
The simplified sky map below shows the position of HR1898 in the sky:
Visibility of HR1898 from your location
Digitized Sky Survey image of HR1898
The image below is a photograph of HR1898 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 HR1898 is 0.002 arcsec per year in Right Ascension and -0.021 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR1898 from the Sun and relative movement
HR1898 is distant 1,263.57 light years from the Sun and it is moving far from the Sun at the speed of 30 kilometers per second.
Spectral properties of HR1898
HR1898 belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where HR1898 is situated in the Hertzsprung–Russell diagram.
HR1898 star system properties
HR1898 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR1898 double sysyem: