HR4147

HR4147 is a variable supergiant star in the constellation of Carina.

HR4147 visual magnitude is 6.14. Because of its reltive faintness, HR4147 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 HR4147:

Color of HR4147 ⬤

Magnitude of HR4147 6.14

Class Supergiant

VISIBILITY RIGHT NOW HR4147 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR4147

HR4147 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 HR4147 are provided in the following table:

Right Ascension J2000 10h 33m 25s

Declination J2000 -58° 11’ 25”

Galactic Longitude 285.56°

Galactic Latitude -0.05°

Constellation Carina

The simplified sky map below shows the position of HR4147 in the sky:

Simplified finder chart for HR4147.

Visibility of HR4147 from your location

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

HR4147 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR4147

The image below is a photograph of HR4147 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 HR4147 is -0.017 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR4147. The red arrow shows the motion of HR4147 during the next 10000 years (-2.83 arcmin in Right Ascension and -0.50 arcmin in declination);

Distance of HR4147 from the Sun and relative movement

HR4147 is distant 13,583.33 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

Distance (parsec) 4,166.67 pc

Distance (light year) 13,583.33 ly

Heliocentric radial velocity 7 km/s

Proper Motion RA -0.017 arcsec/year

Proper Motion Dec -0.003 arcsec/year

Spectral properties of HR4147

HR4147 belongs to spectral class B7 and has a luminosity class of I corresponding to a supergiant star.

Absolute magnitude -6.96

Spectral Type B7I

Color Index (B-V) 0.35

Temperature of HR4147 7158K

The red dot in the diagram below shows where HR4147 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4147. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4147

Henry Draper Catalogue HD91619

SAO Catalogue SAO238182

Hipparcos Catalogue HIP51676

Durchmusterung Catalogue CP-57 3431

General Catalogue of Variable Stars V369 Car

In Evidence

Other stars in Carina