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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:47  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sleep NighttimeWhat's Visible Now?
All Constellations » Canis Major » 


Altitude: -14.5°   Azimuth: 124.3°   Direction: South-East

HR2447 is a giant star in the constellation of Canis Major.

HR2447 visual magnitude is 5.27. Because of its reltive faintness, HR2447 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 HR2447:


HR2447 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -14.5°
Azimuth: 124.3°
Direction: South-East

Celestial coordinates and finder chart of HR2447

HR2447 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2447 are provided in the following table:

06h 37m 47s
-32° 20’ 22”
Canis Major

The simplified sky map below shows the position of HR2447 in the sky:

Finder chart HR2447 star
Simplified finder chart for HR2447.

Visibility of HR2447 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 HR2447 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: 122.3°
Max altitude: 6.2°
Azimuth: 237.7°

Digitized Sky Survey image of HR2447

The image below is a photograph of HR2447 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 HR2447 is 0.105 arcsec per year in Right Ascension and 0.068 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR2447 star
DSS2 image of HR2447. The red arrow shows the motion of HR2447 during the next 1000 years (1.75 arcmin in Right Ascension and 1.13 arcmin in declination);

Distance of HR2447 from the Sun and relative movement

HR2447 is distant 395.63 light years from the Sun and it is moving far from the Sun at the speed of 79 kilometers per second.

121.36 pc
395.63 ly
79 km/s
0.105 arcsec/year
0.068 arcsec/year

Spectral properties of HR2447

HR2447 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 HR2447 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2447. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2447