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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: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sleep NighttimeWhat's Visible Now?
All Constellations » Libra » 


Altitude: -41.4°   Azimuth: 289.8°   Direction: West-North-West

HR5810 is a giant star in the constellation of Libra.

HR5810 visual magnitude is 5.84. Because of its reltive faintness, HR5810 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 HR5810:


HR5810 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -41.4°
Azimuth: 289.8°
Direction: West-North-West

Celestial coordinates and finder chart of HR5810

HR5810 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 HR5810 are provided in the following table:

15h 38m 16s
-21° 00’ 57”

The simplified sky map below shows the position of HR5810 in the sky:

Finder chart HR5810 star
Simplified finder chart for HR5810.

Visibility of HR5810 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 HR5810 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: 111.0°
Max altitude: 17.5°
Azimuth: 249.0°

Digitized Sky Survey image of HR5810

The image below is a photograph of HR5810 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 HR5810 is 0.068 arcsec per year in Right Ascension and -0.06 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5810 star
DSS2 image of HR5810. The red arrow shows the motion of HR5810 during the next 10000 years (11.33 arcmin in Right Ascension and -10.00 arcmin in declination);

Distance of HR5810 from the Sun and relative movement

HR5810 is distant 291.85 light years from the Sun and it is moving far from the Sun at the speed of 32 kilometers per second.

89.53 pc
291.85 ly
32 km/s
0.068 arcsec/year
-0.06 arcsec/year

Spectral properties of HR5810

HR5810 belongs to spectral class G9


The red dot in the diagram below shows where HR5810 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5810. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5810