HR2111 is a double supergiant star in the constellation of Gemini.
HR2111 visual magnitude is 6.05. Because of its reltive faintness, HR2111 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 HR2111:
Celestial coordinates and finder chart of HR2111
HR2111 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 HR2111 are provided in the following table:
The simplified sky map below shows the position of HR2111 in the sky:
Visibility of HR2111 from your location
Digitized Sky Survey image of HR2111
The image below is a photograph of HR2111 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 HR2111 is -0.001 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.
Distance of HR2111 from the Sun and relative movement
HR2111 is distant 4,657.14 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.
Spectral properties of HR2111
HR2111 belongs to spectral class B9 and has a luminosity class of I corresponding to a supergiant star.
The red dot in the diagram below shows where HR2111 is situated in the Hertzsprung–Russell diagram.
HR2111 star system properties
HR2111 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 HR2111 double sysyem: