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🌎  Greenwich, United Kingdom [change]

HR4754

HR4754 is a giant star in the constellation of Crux.

HR4754 visual magnitude is 5.8. Because of its reltive faintness, HR4754 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 HR4754:

5.8
Giant
HR4754 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4754

HR4754 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 HR4754 are provided in the following table:

12h 29m 53s
-56° 31’ 28”
299.95°
6.22°
Crux

The simplified sky map below shows the position of HR4754 in the sky:

Finder chart HR4754 star
Simplified finder chart for HR4754.

Visibility of HR4754 from your location

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

HR4754 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4754

The image below is a photograph of HR4754 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 HR4754 is -0.022 arcsec per year in Right Ascension and 0.019 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4754 star
DSS2 image of HR4754. The red arrow shows the motion of HR4754 during the next 10000 years (-3.67 arcmin in Right Ascension and 3.17 arcmin in declination);

Distance of HR4754 from the Sun and relative movement

HR4754 is distant 562.07 light years from the Sun and it is moving far from the Sun at the speed of 42 kilometers per second.

172.41 pc
562.07 ly
42 km/s
-0.022 arcsec/year
0.019 arcsec/year

Spectral properties of HR4754

HR4754 belongs to spectral class M1 and has a luminosity class of III corresponding to a giant star.

-0.38
M1III
3705K

The red dot in the diagram below shows where HR4754 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR4754. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4754

SAO239999
SAO239999