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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: 7:44  
clear_day Transit: 11:48  
SunsetSet: 15:51 south
sleep NighttimeWhat's Visible Now?
All Constellations » Libra » 

ι2 Librae (iota2 Librae)

Altitude: -57.2°   Azimuth: 17.9°   Direction: North-North-East

ι2 Librae is a main-sequence star in the constellation of Libra.

ι2 Librae visual magnitude is 6.08. Because of its reltive faintness, ι2 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 ι2 Librae:


ι2 Librae (iota2 Librae) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -57.2°
Azimuth: 17.9°
Direction: North-North-East

Celestial coordinates and finder chart of ι2 Librae

ι2 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 ι2 Librae are provided in the following table:

15h 13m 19s
-19° 38’ 51”

The simplified sky map below shows the position of ι2 Librae in the sky:

Finder chart ι2 Librae (iota2 Librae) star
Simplified finder chart for ι2 Librae (iota2 Librae).

Visibility of ι2 Librae 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 ι2 Librae (iota2 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: 109.6°
Max altitude: 18.9°
Azimuth: 250.4°

Digitized Sky Survey image of ι2 Librae

The image below is a photograph of ι2 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 ι2 Librae is -0.051 arcsec per year in Right Ascension and -0.037 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ι2 Librae (iota2 Librae) star
DSS2 image of ι2 Librae. The red arrow shows the motion of ι2 Librae during the next 10000 years (-8.50 arcmin in Right Ascension and -6.17 arcmin in declination);

Distance of ι2 Librae from the Sun and relative movement

ι2 Librae is distant 218.94 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

67.16 pc
218.94 ly
-4 km/s
-0.051 arcsec/year
-0.037 arcsec/year

Spectral properties of ι2 Librae

ι2 Librae belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where ι2 Librae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ι2 Librae. Attribution: Richard Powell / CC BY-SA

Alternative designations of ι2 Librae

ι2 Librae
(iota2 Librae)