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


HR4822 is a variable and multiple main-sequence star in the constellation of Corvus.

HR4822 visual magnitude is 5.98. Because of its reltive faintness, HR4822 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 HR4822:

HR4822 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4822

HR4822 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 HR4822 are provided in the following table:

12h 41m 16s
-13° 00’ 54”

The simplified sky map below shows the position of HR4822 in the sky:

Finder chart HR4822 star
Simplified finder chart for HR4822.

Visibility of HR4822 from your location

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

Today's HR4822 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 103.0°
Max altitude: 25.5°
Azimuth: 257.0°
HR4822 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4822

The image below is a photograph of HR4822 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 HR4822 is -0.127 arcsec per year in Right Ascension and 0.008 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR4822 star
DSS2 image of HR4822. The red arrow shows the motion of HR4822 during the next 1000 years (-2.12 arcmin in Right Ascension and 0.13 arcmin in declination);

Spectral properties of HR4822

HR4822 belongs to spectral class F5 and has a luminosity class of V corresponding to a main-sequence star.


HR4822 star system properties

HR4822 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 HR4822 double sysyem:

5.4 arcsec

Alternative designations of HR4822