Zubeneschamali - β Librae (beta Librae)

Below the horizon. Rise: 15:16 | Tran: 21:09 | Set: 3:05

Alt: -39.40° Az: 264.35° Direction: West

Zubeneschamali, also designated as β Librae (beta Librae), is a variable main-sequence star of spectral class B8 in the constellation of Libra.

Zubeneschamali visual magnitude is 2.61. Because of its brightness, Zubeneschamali is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.

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);

Celestial Coordinates

Apparent

Right Ascension 15h 18m 23s

Declination -09° 28’ 31”

Hour Angle 08h 35m 05s

Sidereal Time 23h 53m 29s

J2000

Right Ascension 15h 17m 00s

Declination -09° 22’ 59”

Galactic Coordinates

Galactic Longitude 352.02°

Galactic Latitude 39.23°

Finder Chart

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Finder chart for Zubeneschamali - β Librae (beta Librae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 2.61

Class Main-sequence

Absolute magnitude -0.84

Spectral Type B8V

Color Index (B-V) -0.11

Temperature 11744K

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

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

Distance, Radial Speed, Proper Motion

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.

Distance (parsec) 49.07

Distance (light year) 159.96

Radial Speed -35 km/s

Proper Motion RA -0.096 arcsec/y

Proper Motion Dec -0.019"/y

Alternative Designations

Proper Name Zubeneschamali

Bayer designation β Librae
(beta Librae)

Flamsteed designation 27 Librae

Henry Draper Catalogue HD135742

SAO Catalogue SAO140430

Hipparcos Catalogue HIP74785

Durchmusterung Catalogue BD-08 3935

FK5 Catalogue 564

General Catalogue of Variable Stars 7009

Visibility from Your Location

Today's Zubeneschamali - β Librae (beta Librae) rise, transit and set times from Iloffa, Nigeria are the following (all times relative to the local timezone Africa/Lagos):

Azimuth: 99.5° RISE 15:16

Max altitude: 72.4° TRANSIT 21:09

Azimuth: 260.5° SET 3:05

Name:	Iloffa, Nigeria
Latitude:	8° 5' 36.3" N
Longitude:	5° 8' 32.4" E
Timezone:	Africa/Lagos

Set Location

Other stars in Libra