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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: 7:54  
clear_day Transit: 11:51  
SunsetSet: 15:49 south
sleep NighttimeWhat's Visible Now?
All Constellations » Lupus » 


Altitude: -58.6°   Azimuth: 256.5°   Direction: West-South-West

HR5663 is a double star in the constellation of Lupus.

HR5663 visual magnitude is 5.95. Because of its reltive faintness, HR5663 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 HR5663:


HR5663 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -58.6°
Azimuth: 256.5°
Direction: West-South-West

Celestial coordinates and finder chart of HR5663

HR5663 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5663 are provided in the following table:

15h 15m 53s
-48° 04’ 27”

The simplified sky map below shows the position of HR5663 in the sky:

Finder chart HR5663 star
Simplified finder chart for HR5663.

Visibility of HR5663 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR5663 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR5663

The image below is a photograph of HR5663 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 HR5663 is 0.018 arcsec per year in Right Ascension and -0.032 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5663 star
DSS2 image of HR5663. The red arrow shows the motion of HR5663 during the next 10000 years (3.00 arcmin in Right Ascension and -5.33 arcmin in declination);

Distance of HR5663 from the Sun and relative movement

HR5663 is distant 168.74 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

51.76 pc
168.74 ly
-9 km/s
0.018 arcsec/year
-0.032 arcsec/year

Spectral properties of HR5663

HR5663 belongs to spectral class A3


The red dot in the diagram below shows where HR5663 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5663. Attribution: Richard Powell / CC BY-SA

HR5663 star system properties

HR5663 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR5663 double sysyem:

13.3 arcsec

Alternative designations of HR5663