Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:50  
clear_day Transit: 12:56  
SunsetSet: 21:02 south
sunny DaytimeWhat's Visible Now
All Constellations » Canis Major » 


HR2664 is a hypergiant star in the constellation of Canis Major.

HR2664 visual magnitude is 6.09. Because of its reltive faintness, HR2664 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 HR2664:

HR2664 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2664

HR2664 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 HR2664 are provided in the following table:

07h 04m 47s
-22° 01’ 55”
Canis Major

The simplified sky map below shows the position of HR2664 in the sky:

Finder chart HR2664 star
Simplified finder chart for HR2664.

Visibility of HR2664 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 HR2664 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: 112.0°
Max altitude: 16.5°
Azimuth: 248.0°
HR2664 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2664

The image below is a photograph of HR2664 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 HR2664 is 0.02 arcsec per year in Right Ascension and -0.058 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2664 star
DSS2 image of HR2664. The red arrow shows the motion of HR2664 during the next 10000 years (3.33 arcmin in Right Ascension and -9.67 arcmin in declination);

Distance of HR2664 from the Sun and relative movement

HR2664 is distant 329.63 light years from the Sun and it is moving far from the Sun at the speed of 77 kilometers per second.

101.11 pc
329.63 ly
77 km/s
0.02 arcsec/year
-0.058 arcsec/year

Spectral properties of HR2664

HR2664 belongs to spectral class K0


The red dot in the diagram below shows where HR2664 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2664. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2664