50 Librae

Below the horizon. Rise: 20:19 | Tran: 1:38 | Set: 6:53

Alt: -40.66° Az: 320.08° Direction: North-West

50 Librae is a hypergiant star of spectral class A0 in the constellation of Libra.

50 Librae visual magnitude is 5.55. Because of its faintness, 50 Librae is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of 50 Librae. The red arrow shows the motion of 50 Librae during the next 10000 years (-2.33 arcmin in Right Ascension and -2.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 16h 02m 09s

Declination -08° 28’ 52”

Hour Angle 10h 02m 04s

Sidereal Time 02h 04m 14s

J2000

Right Ascension 16h 00m 47s

Declination -08° 24’ 41”

Galactic Coordinates

Galactic Longitude 2°

Galactic Latitude 32°

Finder Chart

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Finder chart for 50 Librae.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.55

Class Hypergiant

Absolute magnitude -0.19

Spectral Type A0V

Color Index (B-V) 0.05

Temperature 9542K

The red dot in the diagram below shows where 50 Librae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 50 Librae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

50 Librae is distant 459.15 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.

Distance (parsec) 140.85

Distance (light year) 459.15

Radial Speed -19 km/s

Proper Motion RA -0.014 arcsec/y

Proper Motion Dec -0.013"/y

Alternative Designations

Flamsteed designation 50 Librae

Henry Draper Catalogue HD143459

SAO Catalogue SAO140897

Hipparcos Catalogue HIP78436

Durchmusterung Catalogue BD-07 4162

FK5 Catalogue 1420

Visibility from Your Location

Today's 50 Librae rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 98.5° RISE 20:19

Max altitude: 30.0° TRANSIT 1:38

Azimuth: 261.5° SET 6:53

Set Location

Other stars in Libra