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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
SunriseRise: 6:42  
clear_day Transit: 12:10  
SunsetSet: 17:40
sleep NighttimeWhat's Visible Now?
All Constellations » Crater » 


Altitude: 11.0°   Azimuth: 144.3°   Direction: South-East

HR4506 is a hypergiant star in the constellation of Crater.

HR4506 visual magnitude is 6.22. Because of its reltive faintness, HR4506 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR4506 is -0.015 arcsec per year in Right Ascension and -0.048 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4506 star
DSS2 image of HR4506. The red arrow shows the motion of HR4506 during the next 10000 years (-2.50 arcmin in Right Ascension and -8.00 arcmin in declination);

Key facts about HR4506


HR4506 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 11.0°
Azimuth: 144.3°
Direction: South-East

Celestial coordinates and finder chart of HR4506

HR4506 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 HR4506 are provided in the following table:

11h 42m 03s
-20° 17’ 38”

The simplified sky map below shows the position of HR4506 in the sky:

Finder chart HR4506 star
Simplified finder chart for HR4506.

Visibility of HR4506 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 HR4506 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: 110.3°
Max altitude: 18.2°
Azimuth: 249.7°

Distance of HR4506 from the Sun and relative movement

HR4506 is distant 234.03 light years from the Sun and it is moving towards the Sun at the speed of 14 kilometers per second.

71.79 pc
234.03 ly
-14 km/s
-0.015 arcsec/year
-0.048 arcsec/year

Spectral properties of HR4506

HR4506 belongs to spectral class K0


The red dot in the diagram below shows where HR4506 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR4506. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4506