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: 6:55  
clear_day Transit: 12:49  
SunsetSet: 18:41 south
sunny DaytimeWhat's Visible Now
All Constellations » Virgo » 


Altitude: 27.4°   Azimuth: 219.2°   Direction: South-West

HR4678 is a double main-sequence star in the constellation of Virgo.

HR4678 visual magnitude is 6.54. Because of its reltive faintness, HR4678 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 HR4678:


HR4678 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 27.4°
Azimuth: 219.2°
Direction: South-West

Celestial coordinates and finder chart of HR4678

HR4678 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 HR4678 are provided in the following table:

12h 18m 09s
-03° 56’ 54”

The simplified sky map below shows the position of HR4678 in the sky:

Finder chart HR4678 star
Simplified finder chart for HR4678.

Visibility of HR4678 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 HR4678 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: 93.9°
Max altitude: 34.6°
Azimuth: 266.1°

Digitized Sky Survey image of HR4678

The image below is a photograph of HR4678 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 HR4678 is -0.013 arcsec per year in Right Ascension and 0.024 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4678 star
DSS2 image of HR4678. The red arrow shows the motion of HR4678 during the next 10000 years (-2.17 arcmin in Right Ascension and 4.00 arcmin in declination);

Distance of HR4678 from the Sun and relative movement

HR4678 is distant 201.23 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

61.73 pc
201.23 ly
-1 km/s
-0.013 arcsec/year
0.024 arcsec/year

Spectral properties of HR4678

HR4678 belongs to spectral class F2 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR4678 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4678. Attribution: Richard Powell / CC BY-SA

HR4678 star system properties

HR4678 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR4678 double sysyem:

20.1 arcsec

Alternative designations of HR4678