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🌎  Greenwich, United Kingdom [change]


HR4720 is a sub-giant star in the constellation of Musca.

HR4720 visual magnitude is 6.3. Because of its reltive faintness, HR4720 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 HR4720:

HR4720 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4720

HR4720 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 HR4720 are provided in the following table:

12h 25m 17s
-65° 46’ 14”

The simplified sky map below shows the position of HR4720 in the sky:

Finder chart HR4720 star
Simplified finder chart for HR4720.

Visibility of HR4720 from your location

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

HR4720 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4720

The image below is a photograph of HR4720 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 HR4720 is -0.08 arcsec per year in Right Ascension and -0.121 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR4720 star
DSS2 image of HR4720. The red arrow shows the motion of HR4720 during the next 1000 years (-1.33 arcmin in Right Ascension and -2.02 arcmin in declination);

Distance of HR4720 from the Sun and relative movement

HR4720 is distant 156.21 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

47.92 pc
156.21 ly
25 km/s
-0.08 arcsec/year
-0.121 arcsec/year

Spectral properties of HR4720

HR4720 belongs to spectral class G8 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR4720 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR4720. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4720