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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
sunny   (Daytime)   What's Visible Now?


Above the horizon.  Rise: 16:00 | Tran: 21:08 | Set: 2:21
Altitude: 22.4°   Azimuth: 144.2°   Direction: South-East

HR5178 is a double giant star of spectral class K5 in the constellation of Virgo.

HR5178 visual magnitude is 6.05. Because of its faintness, HR5178 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.

Celestial coordinates and finder chart of HR5178

Finder chart HR5178 star
Simplified finder chart for HR5178.

HR5178 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 HR5178 are provided in the following table:

13h 47m 13s
-09° 42’ 33”
Image of HR5178 star
DSS2 image of HR5178. The red arrow shows the motion of HR5178 during the next 10000 years (1.33 arcmin in Right Ascension and -6.17 arcmin in declination);

Key facts about HR5178


and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR5178 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5178. Attribution: Richard Powell / CC BY-SA

HR5178 star system properties

HR5178 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 HR5178 double sysyem:

0.4 arcsec

Distance of HR5178 from the Sun and relative movement

HR5178 is distant 511.77 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

156.99 pc
511.77 ly
7 km/s
0.008 arcsec/year
-0.037 arcsec/year

Alternative designations of HR5178


Visibility of HR5178 from your location

Today's HR5178 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 99.7°
Max altitude: 28.8°
Azimuth: 260.3°