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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
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All Constellations » Lupus » 


Altitude: -65.5°   Azimuth: 108.8°   Direction: East-South-East

HR5427 is a double hypergiant star in the constellation of Lupus.

HR5427 visual magnitude is 5.87. Because of its reltive faintness, HR5427 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 HR5427:


HR5427 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -65.5°
Azimuth: 108.8°
Direction: East-South-East

Celestial coordinates and finder chart of HR5427

HR5427 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 HR5427 are provided in the following table:

14h 33m 29s
-52° 40’ 47”

The simplified sky map below shows the position of HR5427 in the sky:

Finder chart HR5427 star
Simplified finder chart for HR5427.

Visibility of HR5427 from your location

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

HR5427 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR5427

The image below is a photograph of HR5427 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 HR5427 is -0.006 arcsec per year in Right Ascension and -0.031 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5427 star
DSS2 image of HR5427. The red arrow shows the motion of HR5427 during the next 10000 years (-1.00 arcmin in Right Ascension and -5.17 arcmin in declination);

Distance of HR5427 from the Sun and relative movement

HR5427 is distant 341.00 light years from the Sun and it is moving towards the Sun at the speed of 42 kilometers per second.

104.60 pc
341.00 ly
-42 km/s
-0.006 arcsec/year
-0.031 arcsec/year

Spectral properties of HR5427

HR5427 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR5427 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5427. Attribution: Richard Powell / CC BY-SA

HR5427 star system properties

HR5427 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR5427 double sysyem:

20 arcsec

Alternative designations of HR5427