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public LocationGreenwich, UK
Sunrise: 5:00 
Transit: 13:04 
Sunset: 21:07
sunny   (Daytime)   What's Visible Now?
All Constellations » Cetus » 


Above the horizon.  Rise: 2:26 | Tran: 6:04 | Set: 9:42
Alt: 4.27°   Az: 220.10°   Direction: South-West

HR159 is a double main-sequence star of spectral class G8 in the constellation of Cetus.

HR159 visual magnitude is 5.57. Because of its faintness, HR159 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

HR159 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year.

Image of HR159 star
DSS2 image of HR159. The red arrow shows the motion of HR159 during the next 100 years (2.32 arcmin in Right Ascension and -0.02 arcmin in declination);

Celestial Coordinates


00h 38m 33s
-24° 37’ 56”
02h 59m 52s
03h 38m 25s


00h 37m 20s
-24° 46’ 01”

Galactic Coordinates


Finder Chart

Finder chart HR159 star
Simplified finder chart for HR159.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where HR159 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR159. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR159 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR159 double sysyem:

0.5 arcsec

Distance, Radial Speed, Proper Motion

HR159 is distant 50.64 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

15.53 pc
50.64 ly
17 km/s
1.39 arcsec/y
-0.012 "/y

Alternative Designations


Visibility from Your Location

Today's HR159 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 114.6°
Max altitude: 13.9°
Azimuth: 245.4°