HR4604

Below the horizon. Never rises today

Alt: -31.12° Az: 189.50° Direction: South-South-West

HR4604 is a hypergiant star of spectral class A0 in the constellation of Musca.

HR4604 visual magnitude is 5.35. Because of its faintness, HR4604 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 HR4604. The red arrow shows the motion of HR4604 during the next 10000 years (-9.00 arcmin in Right Ascension and -2.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 05m 59s

Declination -68° 28’ 15”

Hour Angle 01h 30m 34s

Sidereal Time 13h 36m 34s

J2000

Right Ascension 12h 04m 38s

Declination -68° 19’ 45”

Galactic Coordinates

Galactic Longitude 298.62°

Galactic Latitude -5.85°

Finder Chart

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Finder chart for HR4604.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.35

Class Hypergiant

Absolute magnitude 0.26

Spectral Type A0IV

Color Index (B-V) -0.01

Temperature 10252K

The red dot in the diagram below shows where HR4604 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4604. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4604 is distant 339.23 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

Distance (parsec) 104.06

Distance (light year) 339.23

Radial Speed 25 km/s

Proper Motion RA -0.054 arcsec/y

Proper Motion Dec -0.012"/y

Alternative Designations

Henry Draper Catalogue HD104878

SAO Catalogue SAO251720

Hipparcos Catalogue HIP58884

Durchmusterung Catalogue CP-67 1896

Visibility from Your Location

HR4604 is currently not visible from Greenwich, UK

Set Location

Other stars in Musca