HR4222 is a sub-giant star in the constellation of Carina.
HR4222 visual magnitude is 4.85. Because of its moderate brightness, HR4222 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.
The table below summarizes the key facts about HR4222:
HR4222 is below the horizon from Greenwich, United Kingdom .
Celestial coordinates and finder chart of HR4222
HR4222 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4222 are provided in the following table:
The simplified sky map below shows the position of HR4222 in the sky:
Visibility of HR4222 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
HR4222 is currently not visible from Greenwich, United Kingdom
Digitized Sky Survey image of HR4222
The image below is a photograph of HR4222 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 HR4222 is -0.023 arcsec per year in Right Ascension and 0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4222 from the Sun and relative movement
HR4222 is distant 449.04 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.
Spectral properties of HR4222
HR4222 belongs to spectral class B3 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where HR4222 is situated in the Hertzsprung–Russell diagram.