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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:43  
clear_day Transit: 12:51  
SunsetSet: 18:59 south
sunny DaytimeWhat's Visible Now
All Constellations » Canis Major » 


Altitude: -35.8°   Azimuth: 285.1°   Direction: West-North-West

HR2812 is a sub-giant star in the constellation of Canis Major.

HR2812 visual magnitude is 4.96. Because of its moderate brightness, HR2812 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR2812:


HR2812 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -35.8°
Azimuth: 285.1°
Direction: West-North-West

Celestial coordinates and finder chart of HR2812

HR2812 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 HR2812 are provided in the following table:

07h 22m 13s
-19° 01’ 00”
Canis Major

The simplified sky map below shows the position of HR2812 in the sky:

Finder chart HR2812 star
Simplified finder chart for HR2812.

Visibility of HR2812 from your location

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

Today's HR2812 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 109.0°
Max altitude: 19.5°
Azimuth: 251.0°

Digitized Sky Survey image of HR2812

The image below is a photograph of HR2812 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 HR2812 is -0.006 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR2812 star
DSS2 image of HR2812. The red arrow shows the motion of HR2812 during the next 100000 years (-10.00 arcmin in Right Ascension and -13.33 arcmin in declination);

Distance of HR2812 from the Sun and relative movement

HR2812 is distant 516.64 light years from the Sun and it is moving far from the Sun at the speed of 27 kilometers per second.

158.48 pc
516.64 ly
27 km/s
-0.006 arcsec/year
-0.008 arcsec/year

Spectral properties of HR2812

HR2812 belongs to spectral class B7 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR2812 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2812. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2812