HR4930

Below the horizon. Never rises today

Alt: -57.26° Az: 210.29° Direction: South-South-West

HR4930 is a variable giant star of spectral class B1 in the constellation of Musca.

HR4930 visual magnitude is 6.03. Because of its faintness, HR4930 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 HR4930. The red arrow shows the motion of HR4930 during the next 10000 years (-3.83 arcmin in Right Ascension and -2.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 04m 51s

Declination -71° 36’ 42”

Hour Angle 08h 00m 40s

Sidereal Time 21h 05m 31s

J2000

Right Ascension 13h 03m 05s

Declination -71° 28’ 33”

Galactic Coordinates

Galactic Longitude 303.87°

Galactic Latitude -8.63°

Finder Chart

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Finder chart for HR4930.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.03

Class Giant

Absolute magnitude -2.39

Spectral Type B1III

Color Index (B-V) 0.05

Temperature 9542K

The red dot in the diagram below shows where HR4930 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4930. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4930 is distant 1,574.88 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

Distance (parsec) 483.09

Distance (light year) 1,574.88

Radial Speed -5 km/s

Proper Motion RA -0.023 arcsec/y

Proper Motion Dec -0.014"/y

Alternative Designations

Henry Draper Catalogue HD113120

SAO Catalogue SAO257003

Hipparcos Catalogue HIP63688

Durchmusterung Catalogue CP-70 1553

General Catalogue of Variable Stars 6063

Visibility from Your Location

HR4930 is currently not visible from Greenwich, UK

Set Location

Other stars in Musca