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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: 7:01  
clear_day Transit: 12:12  
SunsetSet: 17:24
sleep NighttimeWhat's Visible Now?
All Constellations » Lupus » 


Altitude: -13.3°   Azimuth: 147.0°   Direction: South-South-East

HR5668 is a sub-giant star in the constellation of Lupus.

HR5668 visual magnitude is 6.04. Because of its reltive faintness, HR5668 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of HR5668 is -0.007 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR5668 star
DSS2 image of HR5668. The red arrow shows the motion of HR5668 during the next 100000 years (-11.67 arcmin in Right Ascension and 5.00 arcmin in declination);

Key facts about HR5668


HR5668 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -13.3°
Azimuth: 147.0°
Direction: South-South-East

Celestial coordinates and finder chart of HR5668

HR5668 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 HR5668 are provided in the following table:

15h 16m 10s
-43° 29’ 04”

The simplified sky map below shows the position of HR5668 in the sky:

Finder chart HR5668 star
Simplified finder chart for HR5668.

Visibility of HR5668 from your location

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

HR5668 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR5668 from the Sun and relative movement

HR5668 is distant 893.15 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

273.97 pc
893.15 ly
-21 km/s
-0.007 arcsec/year
0.003 arcsec/year

Spectral properties of HR5668

HR5668 belongs to spectral class B3 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR5668 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5668. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5668