Your guide to the Solar System and the night sky
By donating now you help keep this site alive and free from ads. Please consider supporting this project, thank you!
🌎  Observing from: Greenwich, United Kingdom [change]


HR2822 is a giant star in the constellation of Canis Major.

HR2822 visual magnitude is 5.38. Because of its reltive faintness, HR2822 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 HR2822:

HR2822 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR2822

HR2822 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 HR2822 are provided in the following table:

07h 23m 29s
-27° 50’ 03”
Canis Major

The simplified sky map below shows the position of HR2822 in the sky:

Finder chart HR2822 star
Simplified finder chart for HR2822.

Visibility of HR2822 from your location

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

Today's HR2822 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 117.8°
Max altitude: 10.7°
Azimuth: 242.2°
HR2822 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2822

The image below is a photograph of HR2822 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 HR2822 is 0.045 arcsec per year in Right Ascension and 0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2822 star
DSS2 image of HR2822. The red arrow shows the motion of HR2822 during the next 10000 years (7.50 arcmin in Right Ascension and 0.83 arcmin in declination);

Distance of HR2822 from the Sun and relative movement

HR2822 is distant 548.82 light years from the Sun and it is moving far from the Sun at the speed of 48 kilometers per second.

168.35 pc
548.82 ly
48 km/s
0.045 arcsec/year
0.005 arcsec/year

Spectral properties of HR2822

HR2822 belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR2822 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2822. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2822