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🌎  Greenwich, United Kingdom [change]

HR4576

HR4576 is a variable giant star in the constellation of Crux.

HR4576 visual magnitude is 5.44. Because of its reltive faintness, HR4576 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR4576:

5.44
Giant
HR4576 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4576

HR4576 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4576 are provided in the following table:

11h 58m 15s
-56° 19’ 01”
295.57°
5.79°
Crux

The simplified sky map below shows the position of HR4576 in the sky:

Finder chart HR4576 star
Simplified finder chart for HR4576.

Visibility of HR4576 from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR4576 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4576

The image below is a photograph of HR4576 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR4576 is -0.021 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4576 star
DSS2 image of HR4576. The red arrow shows the motion of HR4576 during the next 10000 years (-3.50 arcmin in Right Ascension and 1.00 arcmin in declination);

Distance of HR4576 from the Sun and relative movement

HR4576 is distant 633.01 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

194.17 pc
633.01 ly
-5 km/s
-0.021 arcsec/year
0.006 arcsec/year

Spectral properties of HR4576

HR4576 belongs to spectral class B8 and has a luminosity class of III corresponding to a giant star.

-1.00
B8III
11247K

The red dot in the diagram below shows where HR4576 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR4576. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4576

SAO239533
SAO239533