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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:43  
clear_day Transit: 11:47  
SunsetSet: 15:52 south
sleep NighttimeWhat's Visible Now?
All Constellations » Leo » 


Altitude: 32.1°   Azimuth: 97.2°   Direction: East

HR4459 is a giant star in the constellation of Leo.

HR4459 visual magnitude is 6.45. Because of its reltive faintness, HR4459 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 HR4459:


HR4459 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 32.1°
Azimuth: 97.2°
Direction: East

Celestial coordinates and finder chart of HR4459

HR4459 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 HR4459 are provided in the following table:

11h 35m 03s
+20° 26’ 29”

The simplified sky map below shows the position of HR4459 in the sky:

Finder chart HR4459 star
Simplified finder chart for HR4459.

Visibility of HR4459 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 HR4459 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: 69.6°
Max altitude: 59.0°
Azimuth: 290.4°

Digitized Sky Survey image of HR4459

The image below is a photograph of HR4459 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 HR4459 is -0.059 arcsec per year in Right Ascension and -0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4459 star
DSS2 image of HR4459. The red arrow shows the motion of HR4459 during the next 10000 years (-9.83 arcmin in Right Ascension and -0.83 arcmin in declination);

Distance of HR4459 from the Sun and relative movement

HR4459 is distant 459.15 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

140.85 pc
459.15 ly
-7 km/s
-0.059 arcsec/year
-0.005 arcsec/year

Spectral properties of HR4459

HR4459 belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4459 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4459. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4459