ζ Hydri (zeta Hydri)
ζ Hydri is a sub-giant star in the constellation of Hydrus.
ζ Hydri visual magnitude is 4.84. Because of its moderate brightness, ζ Hydri 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 ζ Hydri:
Celestial coordinates and finder chart of ζ Hydri
ζ Hydri 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 ζ Hydri are provided in the following table:
The simplified sky map below shows the position of ζ Hydri in the sky:
Visibility of ζ Hydri from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
ζ Hydri (zeta Hydri) is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of ζ Hydri
The image below is a photograph of ζ Hydri 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 ζ Hydri is 0.069 arcsec per year in Right Ascension and 0.046 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of ζ Hydri from the Sun and relative movement
ζ Hydri is distant 294.76 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.
Spectral properties of ζ Hydri
ζ Hydri belongs to spectral class A2 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where ζ Hydri is situated in the Hertzsprung–Russell diagram.