HR2268

HR2268 is a variable hypergiant star in the constellation of Canis Major.

HR2268 visual magnitude is 6.06. Because of its reltive faintness, HR2268 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 HR2268:

Color of HR2268 ⬤

Magnitude of HR2268 6.06

Class Hypergiant

VISIBILITY RIGHT NOW HR2268 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2268

HR2268 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 HR2268 are provided in the following table:

Right Ascension J2000 06h 18m 48s

Declination J2000 -15° 01’ 28”

Galactic Longitude 222.91°

Galactic Latitude -13.9°

Constellation Canis Major

The simplified sky map below shows the position of HR2268 in the sky:

Simplified finder chart for HR2268.

Visibility of HR2268 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 HR2268 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: 105.0° RISE 10:03

Max altitude: 23.5° TRANSIT 14:43

Azimuth: 255.0° SET 19:23

RIGHT NOW HR2268 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2268

The image below is a photograph of HR2268 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 HR2268 is -0.003 arcsec per year in Right Ascension and 0.022 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR2268. The red arrow shows the motion of HR2268 during the next 10000 years (-0.50 arcmin in Right Ascension and 3.67 arcmin in declination);

Distance of HR2268 from the Sun and relative movement

HR2268 is distant 737.56 light years from the Sun and it is moving far from the Sun at the speed of 51 kilometers per second.

Distance (parsec) 226.24 pc

Distance (light year) 737.56 ly

Heliocentric radial velocity 51 km/s

Proper Motion RA -0.003 arcsec/year

Proper Motion Dec 0.022 arcsec/year

Spectral properties of HR2268

HR2268 belongs to spectral class M0 and has a luminosity class of III corresponding to a hypergiant star.

Absolute magnitude -0.71

Spectral Type M0III

Color Index (B-V) 1.66

Temperature of HR2268 3568K

The red dot in the diagram below shows where HR2268 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2268. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2268

Henry Draper Catalogue HD44021

SAO Catalogue SAO151346

Hipparcos Catalogue HIP29993

Durchmusterung Catalogue BD-14 1400

General Catalogue of Variable Stars 2912

In Evidence

Other stars in Canis Major