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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:47  
clear_day Transit: 12:50  
SunsetSet: 18:52 south
wb_twilight Nautical TwilightWhat's Visible Now
All Constellations » Canis Major » 


Altitude: -60.9°   Azimuth: 345.9°   Direction: North-North-West

HR2733 is a double sub-giant star in the constellation of Canis Major.

HR2733 visual magnitude is 6.36. Because of its reltive faintness, HR2733 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 HR2733:


HR2733 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -60.9°
Azimuth: 345.9°
Direction: North-North-West

Celestial coordinates and finder chart of HR2733

HR2733 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 HR2733 are provided in the following table:

07h 13m 48s
-22° 54’ 23”
Canis Major

The simplified sky map below shows the position of HR2733 in the sky:

Finder chart HR2733 star
Simplified finder chart for HR2733.

Visibility of HR2733 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 HR2733 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: 112.9°
Max altitude: 15.6°
Azimuth: 247.1°

Digitized Sky Survey image of HR2733

The image below is a photograph of HR2733 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 HR2733 is -0.012 arcsec per year in Right Ascension and -0.017 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2733 star
DSS2 image of HR2733. The red arrow shows the motion of HR2733 during the next 10000 years (-2.00 arcmin in Right Ascension and -2.83 arcmin in declination);

Distance of HR2733 from the Sun and relative movement

HR2733 is distant 1,574.88 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

483.09 pc
1,574.88 ly
17 km/s
-0.012 arcsec/year
-0.017 arcsec/year

Spectral properties of HR2733

HR2733 belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR2733 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2733. Attribution: Richard Powell / CC BY-SA

HR2733 star system properties

HR2733 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 HR2733 double sysyem:

19.7 arcsec

Alternative designations of HR2733