Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:52  
clear_day Transit: 12:55  
SunsetSet: 20:59 south
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Breakng! newly discovered Supernova 2023ixf in the Pinwheel Galaxy is the closest supernova observed in the latest decade. It can become bright enough to be visible by amateur astronomers. Check out information and detailed finder chart.
All Constellations » Coma Berenices » 

HR4676

HR4676 is a giant star in the constellation of Coma Berenices.

HR4676 visual magnitude is 6.34. Because of its reltive faintness, HR4676 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 HR4676:

6.34
Giant
HR4676 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR4676

HR4676 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 HR4676 are provided in the following table:

12h 17m 44s
+15° 08’ 39”
268.05°
75.68°
Coma Berenices

The simplified sky map below shows the position of HR4676 in the sky:

Finder chart HR4676 star
Simplified finder chart for HR4676.

Visibility of HR4676 from your location

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

Today's HR4676 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 74.9°
Max altitude: 53.7°
Azimuth: 285.1°
HR4676 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4676

The image below is a photograph of HR4676 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 HR4676 is 0.044 arcsec per year in Right Ascension and -0.063 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4676 star
DSS2 image of HR4676. The red arrow shows the motion of HR4676 during the next 10000 years (7.33 arcmin in Right Ascension and -10.50 arcmin in declination);

Distance of HR4676 from the Sun and relative movement

HR4676 is distant 531.81 light years from the Sun and it is moving towards the Sun at the speed of 42 kilometers per second.

163.13 pc
531.81 ly
-42 km/s
0.044 arcsec/year
-0.063 arcsec/year

Spectral properties of HR4676

HR4676 belongs to spectral class K4 and has a luminosity class of III corresponding to a giant star.

0.28
K4III
4000K

The red dot in the diagram below shows where HR4676 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4676. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4676

SAO100023
SAO100023