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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: 7:41  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sunny DaytimeWhat's Visible Now?
All Constellations » Libra » 


Altitude: -12.3°   Azimuth: 246.4°   Direction: West-South-West

HR5521 is a multiple giant star in the constellation of Libra.

HR5521 visual magnitude is 5.68. Because of its reltive faintness, HR5521 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 HR5521:


HR5521 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -12.3°
Azimuth: 246.4°
Direction: West-South-West

Celestial coordinates and finder chart of HR5521

HR5521 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 HR5521 are provided in the following table:

14h 49m 18s
-24° 15’ 06”

The simplified sky map below shows the position of HR5521 in the sky:

Finder chart HR5521 star
Simplified finder chart for HR5521.

Visibility of HR5521 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 HR5521 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: 114.3°
Max altitude: 14.3°
Azimuth: 245.7°

Digitized Sky Survey image of HR5521

The image below is a photograph of HR5521 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 HR5521 is -0.023 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5521 star
DSS2 image of HR5521. The red arrow shows the motion of HR5521 during the next 10000 years (-3.83 arcmin in Right Ascension and -0.50 arcmin in declination);

Distance of HR5521 from the Sun and relative movement

HR5521 is distant 1,112.63 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

341.30 pc
1,112.63 ly
-26 km/s
-0.023 arcsec/year
-0.003 arcsec/year

Spectral properties of HR5521

HR5521 belongs to spectral class K1


The red dot in the diagram below shows where HR5521 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5521. Attribution: Richard Powell / CC BY-SA

HR5521 star system properties

HR5521 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR5521 double sysyem:

61 arcsec

Alternative designations of HR5521