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: 4:51  
clear_day Transit: 12:56  
SunsetSet: 21:00 south
sunny DaytimeWhat's Visible Now
All Constellations » Virgo » 


HR4478 is a giant star in the constellation of Virgo.

HR4478 visual magnitude is 6.17. Because of its reltive faintness, HR4478 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 HR4478:

HR4478 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 35°.

Celestial coordinates and finder chart of HR4478

HR4478 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 HR4478 are provided in the following table:

11h 38m 09s
+08° 53’ 03”

The simplified sky map below shows the position of HR4478 in the sky:

Finder chart HR4478 star
Simplified finder chart for HR4478.

Visibility of HR4478 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 HR4478 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: 81.1°
Max altitude: 47.4°
Azimuth: 278.9°
HR4478 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4478

The image below is a photograph of HR4478 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 HR4478 is -0.059 arcsec per year in Right Ascension and 0.019 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4478 star
DSS2 image of HR4478. The red arrow shows the motion of HR4478 during the next 10000 years (-9.83 arcmin in Right Ascension and 3.17 arcmin in declination);

Distance of HR4478 from the Sun and relative movement

HR4478 is distant 373.00 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

114.42 pc
373.00 ly
11 km/s
-0.059 arcsec/year
0.019 arcsec/year

Spectral properties of HR4478

HR4478 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4478 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4478. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4478