Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]


HR4746 is a variable star in the constellation of Virgo.

HR4746 visual magnitude is 6.22. Because of its reltive faintness, HR4746 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 HR4746:

HR4746 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 34°.

Celestial coordinates and finder chart of HR4746

HR4746 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4746 are provided in the following table:

12h 27m 51s
-04° 36’ 55”

The simplified sky map below shows the position of HR4746 in the sky:

Finder chart HR4746 star
Simplified finder chart for HR4746.

Visibility of HR4746 from your location

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

Today's HR4746 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 94.6°
Max altitude: 33.9°
Azimuth: 265.4°
HR4746 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4746

The image below is a photograph of HR4746 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 HR4746 is -0.086 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 HR4746 star
DSS2 image of HR4746. The red arrow shows the motion of HR4746 during the next 10000 years (-14.33 arcmin in Right Ascension and 1.00 arcmin in declination);

Distance of HR4746 from the Sun and relative movement

HR4746 is distant 299.08 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

91.74 pc
299.08 ly
-12 km/s
-0.086 arcsec/year
0.006 arcsec/year

Spectral properties of HR4746

HR4746 belongs to spectral class A8


The red dot in the diagram below shows where HR4746 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4746. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4746