HR3721 is a hypergiant star in the constellation of Carina.
HR3721 visual magnitude is 5.86. Because of its reltive faintness, HR3721 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 HR3721:
Celestial coordinates and finder chart of HR3721
HR3721 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 HR3721 are provided in the following table:
The simplified sky map below shows the position of HR3721 in the sky:
Visibility of HR3721 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
HR3721 is currently not visible from Greenwich, United Kingdom
Digitized Sky Survey image of HR3721
The image below is a photograph of HR3721 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 HR3721 is -0.041 arcsec per year in Right Ascension and 0.033 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR3721 from the Sun and relative movement
HR3721 is distant 263.54 light years from the Sun
Spectral properties of HR3721
HR3721 belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.
The red dot in the diagram below shows where HR3721 is situated in the Hertzsprung–Russell diagram.