HR2445

HR2445 is a hypergiant star in the constellation of Columba.

HR2445 visual magnitude is 6.34. Because of its reltive faintness, HR2445 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 HR2445:

Color of HR2445 ⬤

Magnitude of HR2445 6.34

Class Hypergiant

VISIBILITY RIGHT NOW HR2445 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR2445

HR2445 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 HR2445 are provided in the following table:

Right Ascension J2000 06h 36m 51s

Declination J2000 -41° 33’ 24”

Galactic Longitude 250.22°

Galactic Latitude -20.17°

Constellation Columba

The simplified sky map below shows the position of HR2445 in the sky:

Simplified finder chart for HR2445.

Visibility of HR2445 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR2445 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR2445

The image below is a photograph of HR2445 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 HR2445 is 0.008 arcsec per year in Right Ascension and 0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR2445. The red arrow shows the motion of HR2445 during the next 100000 years (13.33 arcmin in Right Ascension and 13.33 arcmin in declination);

Distance of HR2445 from the Sun and relative movement

HR2445 is distant 1,689.12 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

Distance (parsec) 518.13 pc

Distance (light year) 1,689.12 ly

Heliocentric radial velocity 14 km/s

Proper Motion RA 0.008 arcsec/year

Proper Motion Dec 0.008 arcsec/year

Spectral properties of HR2445

HR2445 belongs to spectral class K0 and has a luminosity class of II corresponding to a hypergiant star.

Absolute magnitude -2.23

Spectral Type K0II

Color Index (B-V) 1.15

Temperature of HR2445 4409K

The red dot in the diagram below shows where HR2445 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2445. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2445

Henry Draper Catalogue HD47475

SAO Catalogue SAO218060

Hipparcos Catalogue HIP31603

Durchmusterung Catalogue CD-41 2488

In Evidence

Other stars in Columba