HR4507

Below the horizon. Never rises today

Alt: -47.01° Az: 172.22° Direction: South

HR4507 is a double hypergiant star of spectral class K0 in the constellation of Chamaeleon.

HR4507 visual magnitude is 6.33. Because of its faintness, HR4507 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 HR4507. The red arrow shows the motion of HR4507 during the next 10000 years (-11.83 arcmin in Right Ascension and 2.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 11h 41m 56s

Declination -83° 14’ 27”

Hour Angle 20h 33m 19s

Sidereal Time 08h 15m 16s

J2000

Right Ascension 11h 41m 01s

Declination -83° 05’ 59”

Galactic Coordinates

Galactic Longitude 300.71°

Galactic Latitude -20.53°

Finder Chart

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Finder chart for HR4507.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.33

Class Hypergiant

Absolute magnitude 1.21

Spectral Type K0III

Color Index (B-V) 1.08

Temperature 4559K

The red dot in the diagram below shows where HR4507 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4507. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4507 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR4507 double sysyem:

Main star magnitude 6.33

Secondary star magnitude 11.53

Magnitude difference 5.2

Separation 22.2 arcsec

Distance, Radial Speed, Proper Motion

HR4507 is distant 344.24 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

Distance (parsec) 105.60

Distance (light year) 344.24

Radial Speed 12 km/s

Proper Motion RA -0.071 arcsec/y

Proper Motion Dec 0.015"/y

Alternative Designations

Henry Draper Catalogue HD101782

SAO Catalogue SAO258621

Hipparcos Catalogue HIP56996

Durchmusterung Catalogue CP-82 469

FK5 Catalogue 3982

Visibility from Your Location

HR4507 is currently not visible from Greenwich, UK

Set Location

Other stars in Chamaeleon