HR4102 is a variable sub-giant star in the constellation of Carina.
HR4102 visual magnitude is 4. Because of its moderate brightness, HR4102 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 HR4102:
Celestial coordinates and finder chart of HR4102
HR4102 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4102 are provided in the following table:
The simplified sky map below shows the position of HR4102 in the sky:
Visibility of HR4102 from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
HR4102 is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of HR4102
The image below is a photograph of HR4102 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 HR4102 is -0.021 arcsec per year in Right Ascension and -0.026 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4102 from the Sun and relative movement
HR4102 is distant 52.86 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.
Spectral properties of HR4102
HR4102 belongs to spectral class F2 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where HR4102 is situated in the Hertzsprung–Russell diagram.