HR3138 is a multiple hypergiant star in the constellation of Carina.
HR3138 visual magnitude is 5.6. Because of its reltive faintness, HR3138 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 HR3138:
Celestial coordinates and finder chart of HR3138
HR3138 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 HR3138 are provided in the following table:
The simplified sky map below shows the position of HR3138 in the sky:
Visibility of HR3138 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
HR3138 is currently not visible from Greenwich, United Kingdom
Digitized Sky Survey image of HR3138
The image below is a photograph of HR3138 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 HR3138 is 0.517 arcsec per year in Right Ascension and 0.114 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of HR3138 from the Sun and relative movement
HR3138 is distant 52.78 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.
Spectral properties of HR3138
HR3138 belongs to spectral class G0 and has a luminosity class of V corresponding to a hypergiant star.
The red dot in the diagram below shows where HR3138 is situated in the Hertzsprung–Russell diagram.
HR3138 star system properties
HR3138 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 HR3138 double sysyem: