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🌎  Greenwich, United Kingdom [change]


HR4779 is a giant star in the constellation of Corvus.

HR4779 visual magnitude is 5.58. Because of its reltive faintness, HR4779 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR4779:

HR4779 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4779

HR4779 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 HR4779 are provided in the following table:

12h 33m 34s
-12° 49’ 49”

The simplified sky map below shows the position of HR4779 in the sky:

Finder chart HR4779 star
Simplified finder chart for HR4779.

Visibility of HR4779 from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR4779 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 102.8°
Max altitude: 25.7°
Azimuth: 257.2°
HR4779 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4779

The image below is a photograph of HR4779 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 HR4779 is -0.016 arcsec per year in Right Ascension and 0.052 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4779 star
DSS2 image of HR4779. The red arrow shows the motion of HR4779 during the next 10000 years (-2.67 arcmin in Right Ascension and 8.67 arcmin in declination);

Distance of HR4779 from the Sun and relative movement

HR4779 is distant 158.41 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

48.59 pc
158.41 ly
-16 km/s
-0.016 arcsec/year
0.052 arcsec/year

Spectral properties of HR4779

HR4779 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4779 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4779. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4779