Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:46  
clear_day Transit: 12:57  
SunsetSet: 21:08 south
sunny DaytimeWhat's Visible Now
All Constellations » Libra » 


Altitude: 22.8°   Azimuth: 134.8°   Direction: South-East

HR5707 is a double giant star in the constellation of Libra.

HR5707 visual magnitude is 5.54. Because of its reltive faintness, HR5707 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 HR5707:


HR5707 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 22.8°
Azimuth: 134.8°
Direction: South-East

Celestial coordinates and finder chart of HR5707

HR5707 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 HR5707 are provided in the following table:

15h 21m 07s
-05° 49’ 28”

The simplified sky map below shows the position of HR5707 in the sky:

Finder chart HR5707 star
Simplified finder chart for HR5707.

Visibility of HR5707 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 HR5707 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: 95.8°
Max altitude: 32.7°
Azimuth: 264.2°
HR5707 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR5707

The image below is a photograph of HR5707 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 HR5707 is -0.05 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5707 star
DSS2 image of HR5707. The red arrow shows the motion of HR5707 during the next 10000 years (-8.33 arcmin in Right Ascension and -1.33 arcmin in declination);

Distance of HR5707 from the Sun and relative movement

HR5707 is distant 268.53 light years from the Sun and it is moving towards the Sun at the speed of 33 kilometers per second.

82.37 pc
268.53 ly
-33 km/s
-0.05 arcsec/year
-0.008 arcsec/year

Spectral properties of HR5707

HR5707 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR5707 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5707. Attribution: Richard Powell / CC BY-SA

HR5707 star system properties

HR5707 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 HR5707 double sysyem:

12.2 arcsec

Alternative designations of HR5707