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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:44  
clear_day Transit: 12:51  
SunsetSet: 18:57 south
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All Constellations » Libra » 

Zubeneschamali - β Librae (beta Librae)

Altitude: 13.8°   Azimuth: 125.3°   Direction: South-East

Zubeneschamali, also designated as β Librae (beta Librae), is a variable main-sequence star in the constellation of Libra.

Zubeneschamali visual magnitude is 2.61. Thanks to its high brightness, Zubeneschamali is clearly visible when observed from locations with dark skyes, and should be also quite easily visible from light polluted areas.

The table below summarizes the key facts about Zubeneschamali:


Zubeneschamali - β Librae (beta Librae) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 13.8°
Azimuth: 125.3°
Direction: South-East

Celestial coordinates and finder chart of Zubeneschamali

Zubeneschamali 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 Zubeneschamali are provided in the following table:

15h 17m 00s
-09° 22’ 59”

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

Finder chart Zubeneschamali - β Librae (beta Librae) star
Simplified finder chart for Zubeneschamali - β Librae (beta Librae).

Visibility of Zubeneschamali 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 Zubeneschamali - β Librae (beta Librae) 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: 99.4°
Max altitude: 29.1°
Azimuth: 260.6°

Digitized Sky Survey image of Zubeneschamali

The image below is a photograph of Zubeneschamali 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 Zubeneschamali is -0.096 arcsec per year in Right Ascension and -0.019 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of Zubeneschamali - β Librae (beta Librae) star
DSS2 image of Zubeneschamali. The red arrow shows the motion of Zubeneschamali during the next 1000 years (-1.60 arcmin in Right Ascension and -0.32 arcmin in declination);

Distance of Zubeneschamali from the Sun and relative movement

Zubeneschamali is distant 159.96 light years from the Sun and it is moving towards the Sun at the speed of 35 kilometers per second.

49.07 pc
159.96 ly
-35 km/s
-0.096 arcsec/year
-0.019 arcsec/year

Spectral properties of Zubeneschamali

Zubeneschamali belongs to spectral class B8 and has a luminosity class of V corresponding to a main-sequence star.


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

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

Alternative designations of Zubeneschamali

β Librae
(beta Librae)