Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:06 
Transit: 12:56 
Sunset: 20:47
warning Set your observing location to get relevant data
Search  close
All Constellations » Libra » 

δ Librae (delta Librae)

Below the horizon.  Rise: 19:04 | Tran: 0:18 | Set: 5:37
Alt: -13.88°   Az: 273.58°   Direction: West

δ Librae is a variable and multiple main-sequence star of spectral class B9 in the constellation of Libra.

δ Librae visual magnitude is 4.92. Because of its moderate brightness, δ Librae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of δ Librae (delta Librae) star
DSS2 image of δ Librae. The red arrow shows the motion of δ Librae during the next 10000 years (-10.50 arcmin in Right Ascension and -0.83 arcmin in declination);

Celestial Coordinates

Apparent

15h 02m 20s
-08° 37’ 04”
06h 45m 55s
21h 48m 15s

J2000

15h 00m 58s
-08° 31’ 08”

Galactic Coordinates

348.87°
42.51°

Finder Chart

loader
  Loading map...
Finder chart for δ Librae (delta Librae).

Magnitude, Color, Spectral Class

4.92
Main-sequence

0.07
B9V
10125K

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

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

Star System Properties

δ 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 δ Librae double sysyem:

4.92
11.32
6.4
106.3 arcsec

Distance, Radial Speed, Proper Motion

δ Librae is distant 304.10 light years from the Sun and it is moving towards the Sun at the speed of 39 kilometers per second.

93.28
304.10
-39 km/s
-0.063 arcsec/y
-0.005"/y

Alternative Designations

δ Librae
(delta Librae)
SAO140270
SAO140270

Visibility from Your Location

Today's δ Librae (delta Librae) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 98.6°
Max altitude: 29.9°
Azimuth: 261.4°