HR2768

HR2768 is a double bright giant star in the constellation of Canis Major.

HR2768 visual magnitude is 6.32. Because of its reltive faintness, HR2768 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 HR2768:

Color of HR2768 ⬤

Magnitude of HR2768 6.32

Class Bright giant

VISIBILITY RIGHT NOW HR2768 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 6°.

Celestial coordinates and finder chart of HR2768

HR2768 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 HR2768 are provided in the following table:

Right Ascension J2000 07h 16m 57s

Declination J2000 -30° 53’ 48”

Galactic Longitude 243.34°

Galactic Latitude -8.59°

Constellation Canis Major

The simplified sky map below shows the position of HR2768 in the sky:

Simplified finder chart for HR2768.

Visibility of HR2768 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 HR2768 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: 120.9° RISE 13:01

Max altitude: 7.6° TRANSIT 15:45

Azimuth: 239.1° SET 18:29

RIGHT NOW HR2768 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2768

The image below is a photograph of HR2768 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 HR2768 is 0.005 arcsec per year in Right Ascension and -0.021 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2768. The red arrow shows the motion of HR2768 during the next 10000 years (0.83 arcmin in Right Ascension and -3.50 arcmin in declination);

Distance of HR2768 from the Sun and relative movement

HR2768 is distant 480.83 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

Distance (parsec) 147.49 pc

Distance (light year) 480.83 ly

Heliocentric radial velocity -5 km/s

Proper Motion RA 0.005 arcsec/year

Proper Motion Dec -0.021 arcsec/year

Spectral properties of HR2768

HR2768 belongs to spectral class A9 and has a luminosity class of II corresponding to a bright giant star.

Absolute magnitude 0.48

Spectral Type A9II

Color Index (B-V) 0.2

Temperature of HR2768 8163K

The red dot in the diagram below shows where HR2768 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2768. Attribution: Richard Powell / CC BY-SA

HR2768 star system properties

HR2768 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR2768 double sysyem:

Main star magnitude 6.32

Secondary star magnitude 8.02

Magnitude difference 1.7

Separation 37.9 arcsec

Alternative designations of HR2768

Henry Draper Catalogue HD56731

SAO Catalogue SAO197789

Hipparcos Catalogue HIP35241

Durchmusterung Catalogue CD-30 4234

In Evidence

Other stars in Canis Major