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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
sunny DaytimeWhat's Visible Now?
All Constellations » Lupus » 


Altitude: -34.8°   Azimuth: 249.5°   Direction: West-South-West

HR5724 is a multiple hypergiant star in the constellation of Lupus.

HR5724 visual magnitude is 4.6. Because of its moderate brightness, HR5724 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The proper motion of HR5724 is -0.052 arcsec per year in Right Ascension and -0.016 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5724 star
DSS2 image of HR5724. The red arrow shows the motion of HR5724 during the next 10000 years (-8.67 arcmin in Right Ascension and -2.67 arcmin in declination);

Key facts about HR5724


HR5724 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -34.8°
Azimuth: 249.5°
Direction: West-South-West

Celestial coordinates and finder chart of HR5724

HR5724 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 HR5724 are provided in the following table:

15h 25m 20s
-38° 44’ 00”

The simplified sky map below shows the position of HR5724 in the sky:

Finder chart HR5724 star
Simplified finder chart for HR5724.

Visibility of HR5724 from your location

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

HR5724 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR5724 from the Sun and relative movement

HR5724 is distant 373.85 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

114.68 pc
373.85 ly
-3 km/s
-0.052 arcsec/year
-0.016 arcsec/year

Spectral properties of HR5724

HR5724 belongs to spectral class A0 and has a luminosity class of IV corresponding to a hypergiant star.


The red dot in the diagram below shows where HR5724 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5724. Attribution: Richard Powell / CC BY-SA

HR5724 star system properties

HR5724 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 HR5724 double sysyem:

92.4 arcsec

Alternative designations of HR5724