Zhang - υ1 Hydrae (upsilon1 Hydrae)
Zhang, also designated as υ1 Hydrae (upsilon1 Hydrae), is a giant star in the constellation of Hydra.
Zhang visual magnitude is 4.12. Because of its moderate brightness, Zhang 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 Zhang:
Celestial coordinates and finder chart of Zhang
Zhang 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 Zhang are provided in the following table:
The simplified sky map below shows the position of Zhang in the sky:
Visibility of Zhang from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's Zhang - υ1 Hydrae (upsilon1 Hydrae) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of Zhang
The image below is a photograph of Zhang 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 Zhang is 0.017 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 Zhang from the Sun and relative movement
Zhang is distant 273.49 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.
Spectral properties of Zhang
Zhang belongs to spectral class G7 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where Zhang is situated in the Hertzsprung–Russell diagram.