υ2 Hydrae (upsilon2 Hydrae)
υ2 Hydrae is a variable giant star in the constellation of Hydra.
υ2 Hydrae visual magnitude is 4.6. Because of its moderate brightness, υ2 Hydrae 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 υ2 Hydrae:
Celestial coordinates and finder chart of υ2 Hydrae
υ2 Hydrae is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of υ2 Hydrae are provided in the following table:
The simplified sky map below shows the position of υ2 Hydrae in the sky:
Visibility of υ2 Hydrae from your location
Digitized Sky Survey image of υ2 Hydrae
The image below is a photograph of υ2 Hydrae 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 υ2 Hydrae is -0.037 arcsec per year in Right Ascension and 0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of υ2 Hydrae from the Sun and relative movement
υ2 Hydrae is distant 276.98 light years from the Sun and it is moving far from the Sun at the speed of 28 kilometers per second.
Spectral properties of υ2 Hydrae
υ2 Hydrae belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where υ2 Hydrae is situated in the Hertzsprung–Russell diagram.