Zhang - υ1 Hydrae (upsilon1 Hydrae)

Below the horizon. Rise: 12:02 | Tran: 17:15 | Set: 22:32

Alt: -55.06° Az: 60.83° Direction: South-West

Zhang, also designated as υ1 Hydrae (upsilon1 Hydrae), is a giant star of spectral class G7 in the constellation of Hydra.

Zhang visual magnitude is 4.12. Because of its moderate brightness, Zhang is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of Zhang - υ1 Hydrae (upsilon1 Hydrae) star

DSS2 image of Zhang. The red arrow shows the motion of Zhang during the next 10000 years (2.83 arcmin in Right Ascension and -4.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 09h 52m 42s

Declination -14° 58’ 01”

Hour Angle 14h 04m 41s

Sidereal Time 23h 57m 23s

J2000

Right Ascension 09h 51m 28s

Declination -14° 50’ 48”

Galactic Coordinates

Galactic Longitude 251.23°

Galactic Latitude 29.44°

Finder Chart

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Finder chart for Zhang - υ1 Hydrae (upsilon1 Hydrae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.12

Class Giant

Absolute magnitude -0.50

Spectral Type G7III

Color Index (B-V) 0.92

Temperature 4943K

The red dot in the diagram below shows where Zhang is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of Zhang. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

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.

Distance (parsec) 83.89

Distance (light year) 273.49

Radial Speed -15 km/s

Proper Motion RA 0.017 arcsec/y

Proper Motion Dec -0.026"/y

Alternative Designations

Proper Name Zhang

Bayer designation υ1 Hydrae
(upsilon1 Hydrae)

Flamsteed designation 39 Hydrae

Henry Draper Catalogue HD85444

SAO Catalogue SAO155542

Hipparcos Catalogue HIP48356

Durchmusterung Catalogue BD-14 2963

FK5 Catalogue 2786

Visibility from Your Location

Today's Zhang - υ1 Hydrae (upsilon1 Hydrae) rise, transit and set times from Tulsa, Estados Unidos are the following (all times relative to the local timezone America/Chicago):

Azimuth: 105.0° RISE 12:02

Max altitude: 38.9° TRANSIT 17:15

Azimuth: 255.0° SET 22:32

Name:	Tulsa, Estados Unidos
Latitude:	36° 9' 14.4" N
Longitude:	95° 59' 34.1" W
Timezone:	America/Chicago

Set Location

Other stars in Hydra