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🌎  Greenwich, United Kingdom [change]

λ Librae (lambda Librae)

λ Librae is a double main-sequence star in the constellation of Libra.

λ Librae visual magnitude is 5.03. Because of its reltive faintness, λ Librae 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 λ Librae:

λ Librae (lambda Librae) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of λ Librae

λ Librae 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 λ Librae are provided in the following table:

15h 53m 20s
-20° 10’ 01”

The simplified sky map below shows the position of λ Librae in the sky:

Finder chart λ Librae (lambda Librae) star
Simplified finder chart for λ Librae (lambda Librae).

Visibility of λ Librae from your location

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

Today's λ Librae (lambda Librae) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 110.2°
Max altitude: 18.4°
Azimuth: 249.8°
λ Librae (lambda Librae) is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of λ Librae

The image below is a photograph of λ Librae 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 λ Librae is -0.011 arcsec per year in Right Ascension and -0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of λ Librae (lambda Librae) star
DSS2 image of λ Librae. The red arrow shows the motion of λ Librae during the next 10000 years (-1.83 arcmin in Right Ascension and -3.83 arcmin in declination);

Distance of λ Librae from the Sun and relative movement

λ Librae is distant 356.28 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

109.29 pc
356.28 ly
6 km/s
-0.011 arcsec/year
-0.023 arcsec/year

Spectral properties of λ Librae

λ Librae belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.


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

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

λ Librae star system properties

λ Librae 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 λ Librae double sysyem:

0 arcsec

Alternative designations of λ Librae

λ Librae
(lambda Librae)